Page 3 - Safety Summary
3 Safety Summary The following general safety precautions must be observed during all phases of operation, service, and repair of thisinstrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safetystandards of design, manufacture, and intended ...
Page 4 - Safety Symbol - Definitions; Symbol; Acoustic Noise Information; Herstellerbescheinigung
4 Safety Symbol - Definitions Symbol Description Symbol Description Direct current Terminal for Line conductor on permanentlyinstalled equipment Alternating current Caution, risk of electric shock Both direct and alternating current Caution, hot surface Three-phase alternating current Caution (refer...
Page 8 - - LANGUAGE DICTIONARY
8 Introduction To SCPI 46 Conventions 46 Types of SCPI Commands 46 Traversing the Command Tree 47 Active Header Path 47 The Effect of Optional Headers 47 Moving Among Subsystems 48 Including Common Commands 48 SCPI Queries 48 Value Coupling 48 Types of SCPI Messages 49 Structure of a SCPI Message 49...
Page 13 - General Information; Introduction
General Information 13 1 General Information Introduction The following Getting Started Map will help you find the information you need to complete the specific task that you wantto accomplish. Refer to the table of contents or index of each guide for a complete list of the information contained wit...
Page 14 - General Information; Options; Standard; Input power 230 Vac, nominal; Service addendum with extra User’s Guide; Accessories; Accessory slide mount kit; Operator Replaceable Parts List
General Information 14 Options Table 1-2. List of Options Option Description Standard Input power 230 Vac, nominal 200 Input power 200 Vac, nominal 831 Power cord, 12 AWG, UL listed, CSA certified, without plug 832 Power cord, 4 mm 2 , harmonized, without plug 834 Power cord, 10 AWG, UL listed, CSA ...
Page 15 - General Information 15; Description; Front Panel Programming
General Information 15 Description The Agilent E4356A is a unipolar, GPIB programmable power supply, which is programmable locally from the front panelor remotely via a rear-panel analog control port. Operational features include: ■ Constant voltage (CV) or constant current (CC) output over the rate...
Page 16 - Output Characteristic; Vout; Output Ranges
General Information 16 Output Characteristic The power supply can operate in either CV (constant voltage) or CC (constant current) over its output voltage and currentratings (see Figure 1-l). Although the power supply can operate in either mode, it is designed as a constant voltage source.This means...
Page 17 - Installation 17; Installation; Inspection; Damage; Power cord
Installation 17 2 Installation Inspection Damage When you receive your power supply, inspect it for any obvious damage that may have occurred during shipment. If there isdamage, notify the shipping carrier and the nearest Agilent Sales and Support Office immediately. Warranty information isprinted i...
Page 18 - Location and Temperature; Bench Operation; Input Power Source; Check the line; This product requires single-phase input voltage.; Note; Installing the Power Cord
Installation 18 Location and Temperature Bench Operation The Table A-2 in Appendix A gives the dimensions of your power supply. The cabinet has plastic feet that are shaped toensure self-alignment when stacked with other Agilent System II cabinets. The feet may be removed for rack mounting.Your powe...
Page 19 - Installation 19
Installation 19 The power cord supplied with power supply may or may not include a power plug (see "Options" in Chapter l) at one end ofthe cord. Terminating connections and a ground lug are attached to the other end of the cord. See Figure 2 -2 and proceed asfollows: 1. If they are not alre...
Page 20 - VXI; Supported Applications; Downloading and Installing the Driver
Installation 20 VXI plug&play Power Products Instrument Drivers VXI plug&play Power Products instrument drivers for Microsoft Windows 95 and Windows NT are now available on theWeb at http://www.agilent.com/find/drivers. These instrument drivers provide a high-level programming interface to y...
Page 21 - Turn-On Checkout 21; Connect the power cord to the power supply .; This is then followed by PWR ON INIT for approximately 10 seconds.; Press
Turn-On Checkout 21 3 Turn-On Checkout Introduction Note This chapter provides a preliminary introduction to the power supply front panel. See Chapter 5 - "Front Panel" for more details. Successful tests in this chapter provide a high degree of confidence that the power supply is operating p...
Page 22 - Using the Keypad; Shifted Keys; Output Checkout; Checking the Voltage Function; Procedure
Turn-On Checkout 22 Using the Keypad Shifted Keys Some of the front panel keys perform two functions, one labeled in black and the other in blue. You access the blue functionby first pressing the blue key, which is not labeled. When the Shift annunciator is on, you will know you have access to the k...
Page 23 - Checking the Current Function
Turn-On Checkout 23 Press OV 30 Program the OVP to 30 volts, which is less than the output voltage. Press 0.000 OVP voltage entered is less than the output voltage. This causes theOVP circuit to trip. The output drops to zero, CV turns off, and Protturns on. Press OV - - - - - Shows that the power s...
Page 24 - Checking The Save And Recall Functions; Set the voltage output to 5 by pressing; Determining The GPIB Address; Line Fuse
Turn-On Checkout 24 Press Dis annunciator turns on. Press You have disabled the overcurrent protection circuit. The OCPannunciator turns off. Press ( )** You have cleared the overcurrent protection circuit. The Protannunciator turns off. Press Dis turns off and CC turns on. The output current is res...
Page 25 - Turn-On Checkout 25; Error Messages; Power Fuse
Turn-On Checkout 25 The line fuse is located inside the power supply. To change it, proceed as follows: l. Turn off the front panel power switch and unplug the line cord from the power source. 2. Remove the power supply dustcover as follows: a. Remove the four screws securing the carrying straps and...
Page 26 - Runtime Error Messages
Turn-On Checkout 26 Table 3-3. Power-On Selftest Errors Error No. Display Failed Test Error No. Display Failed Test El FP RAM Front Panel RAM E8 SEC RAM Secondary RAM E2 FP ROM Front Panel ROM checksum E9 SEC ROM Secondary ROM checksum E3 EECHKSUM EEPROM E10 SEC 5V Secondary 5 V ADCreading E4 PRI XR...
Page 27 - User Connections 27; User Connections; Rear Panel Connections; Constant; Resistance is nominal at 75 °C wire temperature.; Analog Connector; Insert Wires
User Connections 27 4 User Connections Rear Panel Connections Make application load connections to the output terminals or bus bars, analog connector, and digital connector as shown onthe rear-panel drawing for your model power supply. Make controller connections (GPIB and serial link) as shown in F...
Page 28 - FUNCTION; Connecting the Power supply to the Load; Output Isolation
User Connections 28 Note It is good engineering practice to twist and shield all signal wires to and from the analog and digital connectors Digital Connector This connector, which is on the rear panel, is for connecting fault/inhibit, digital I/O, or relay link signals. The connectoraccepts wires si...
Page 29 - Inductive Loads; Battery Charging
User Connections 29 Output Safety Cover ô Analog Connector í – Output Bus Bar ÷ – Local Sense Terminal û + Local Sense Terminal ø + Output Bus Bar ù Signal Common î Local Sense Jumpers ü Rear Knockouts ê Bottom Knockout Insert screwdriver blade in slot and pry out Bend along joint and break off WA...
Page 30 - mV” in the equation given under Load regulation in Table A-2.
User Connections 30 Local Voltage Sensing Your power supply was shipped set up for local sensing. This means that the unit will sense and regulate its output at theoutput terminals, not at the load. Since local sensing does not compensate for voltage drops across screw terminals, busbars, or load le...
Page 31 - User Connections 31; OVP Considerations; F capacitors should be about 50% greater than; Load Leads; Operating Configurations; Connecting One Power supply to a Single Load
User Connections 31 Note The signal ground binding post on the rear panel is a convenient place to ground the sense shield. OVP Considerations The OVP circuit senses the voltage near the output terminals and not at the sense terminals. Depending on the voltage dropbetween the output terminals and th...
Page 32 - Connecting One Power supply To Multiple Loads
User Connections 32 Load Connection ô Load í Analog Connector Connect for remote sensing (optional) Connect for local sensing (default) Figure 4-5. Single Load Connection (Remote Sensing Optional) Connecting One Power supply To Multiple Loads Figure 4-6 shows how to connect a single power supply t...
Page 33 - User Connections 33; Connecting Units in Series
User Connections 33 Analog Connector ô Slave Unit í Master Unit ÷ Program only the master. Set slave output and OVP slightly higher than the master to ensure that slave stays in CC mode û Load ø Load Connection Only local sensing permitted Connect for optional remote sensing Figure 4-7. Auto-Paral...
Page 34 - External Voltage Control; Figure 4-9. Analog Programming Connections
User Connections 34 Load Connection ô Analog Connector í Load ÷ Program each unit for full load current and 1/2 the load voltage Connect for remote sensing (optional) WARNING FLOATING VOLTAGES MUST NOT EXCEED ± 240 VDC NO OUTPUT TERMINAL MAY BE MORE THAN 240 V FROM CHASSIS GROUND. Figure 4-8. Seri...
Page 35 - Controller Connections; Stand-Alone Connections
User Connections 35 Programming. Note from Figure 4-1 that you have three options for programming the current. You can use a voltagesource that is positive, negative, or floating with respect to Common P. Do not exceed ± 15 V with respect to Common P. Make certain that the common connection for your...
Page 37 - Front Panel Operation 37; Front Panel Operation; key can be used either to recall a stored operating state or
Front Panel Operation 37 5 Front Panel Operation Introduction This chapter shows you how to operate the front panel. It is assumed that you are familiar with the turn-on checkoutprocedure in Chapter 3. That chapter describes how to perform basic power supply functions from the control panel.operatio...
Page 39 - Function Keys
Front Panel Operation 39 Table 5-1. Front Panel Controls and Indicators (continued) í SYSTEM Keys When the power supply is under remote control, press to enable local operation. This control can bedefeated by a lock -out command over the GPIB Press to display the power supply’s GPIB address. You can...
Page 40 - 0 Front Panel Operation; Programming The Output; Establishing Initial Conditions; Programming Overvoltage Protection
40 Front Panel Operation Programming The Output Important These instructions show how to program a single power supply. There are special considerations when you have two or more supplies connected in series or in autoparallel. See "Chapter 4 - User Connectionsand Considerations". The power ...
Page 41 - Programming Current; . The display will change from meter mode to indicate AMPS.
Front Panel Operation 41 Setting the OVP Level. Assuming that you have programmed the power supply for 45 volts, you can set the OVP level to48 volts as follows: ■ Press . The display will change from meter mode to indicate 0V, followed by the present OVP value. ■ Press . ■ The display will return t...
Page 42 - 2 Front Panel Operation; Programming Overcurrent Protection
42 Front Panel Operation Programming Overcurrent Protection When enabled, overcurrent protection removes the power supply output whenever it goes into CC operation. This preventsthe unit from indefinitely uniting the full programmed current to the load. Setting The OCP Protection. To activate overcu...
Page 43 - Front Panel Operation 43; Saving and Recalling Operating States; Types of Power supply GPIB Addresses
Front Panel Operation 43 Saving and Recalling Operating States You can save programming time by storing up to 5 operating states in nonvolatile memory. The front panel programmingparameters that are saved are: ■ Output voltage, Output current, *OVP voltage, ■ OCP state (on or off), Output state (ena...
Page 44 - 4 Front Panel Operation; Changing the Power supply GPIB Address; Action
44 Front Panel Operation 1. As a stand-alone unit (the only unit at the address). It has a primary address in the range of 0 to 30. For example: 5 or 7. 2. As the direct unit in a serial link. It is the only unit connected directly to the GPIB bus. The primary address is unique and can be from 0 to ...
Page 45 - Remote Programming 45; Remote Programming; Prerequisites for Remote Programming; simply a bus instrument.; External Documents; SCPI References; The following documents will assist you with programming in SCPI:; GPIB References
Remote Programming 45 6 Remote Programming Prerequisites for Remote Programming This organization of this guide assumes that you know or can learn the following information: 1. How to program in your controller language (Agilent BASIC, QUICKBASIC, C, etc.).2. The basics of the GPIB (IEEE 488).3. How...
Page 46 - 6 Remote Programming; GPIB Capabilities of the Power supply; Conventions; Boldface font; Computer; Types of SCPI Commands
46 Remote Programming GPIB Capabilities of the Power supply All power supply functions except for setting the GPIB address are programmable over the IEEE 488 bus (also known asthe General Purpose Interface Bus or "GPIB"). The IEEE 488.1 capabilities of the power supply are listed in theSuppl...
Page 48 - 8 Remote Programming; The optional header; SOURCE; and; Moving Among Subsystems; Note the use of the optional header; LEVEL; use of the root specifier to move between subsytems.; Including Common Commands; Observe the following precautions with queries:; Value Coupling
48 Remote Programming The optional header SOURCE precedes the current, digital, and voltage subsystems. This effectively makes :CURRENT, :DIGITAL, and :VOLTAGE root-level commands. Moving Among Subsystems In order to combine commands from different subsystems, you need to be able to restore the acti...
Page 49 - Remote Programming 49; Types of SCPI Messages; Structure of a SCPI Message; Message Component
Remote Programming 49 Types of SCPI Messages There are two types of SCPI messages, program and response. • A program message consists of one or more properly formatted SCPI commands sent from the controller to thepower supply. The message, which may be sent at any time, requests the power supply to ...
Page 50 - Shortform headers result in faster program execution.; Important; All colons are header separators
50 Remote Programming Headers. Headers (which are sometimes known as "keywords") are instructions recognized by the power supply interface.Headers may be either in the long form or the short form. Long Form The header is completely spelled out, such as VOLTAGE STATUS DELAY. Short Form The he...
Page 51 - Remote Programming 51; SCPI Data Formats; Numerical Data
Remote Programming 51 SCPI Data Formats All data programmed to or returned from the power supply is ASCII. The data may be numerical or character string. Numerical Data Table 6-1 and Table 6-2 summarize the numerical formats. Table 6-1. Numerical Data Formats Symbol Data Form Talking Formats <NR1...
Page 52 - 2 Remote Programming; SCPI Command Completion; can place the power; could prevent subsequent commands from being executed.; For a detailed discussion of; Programming Examples
52 Remote Programming SCPI Command Completion SCPI commands sent to the power supply are processed either sequentially or in parallel. Sequential commands finishexecution before a subsequent command begins. A parallel command can begin execution while a preexisting command isstill executing (overlap...
Page 53 - Remote Programming 53; Programming Voltage and Current
Remote Programming 53 Programming Voltage and Current The following statements program both voltage and current and return the actual output from the sense terminals: OUTP OFF Disable the output. VOLT 45;CURR 25 Program the voltage and current. VOLT?;CURR? Read back the programmed levels. OUTP ON En...
Page 54 - 4 Remote Programming; Writing to the Display; RECALLED 2; Programming Status; Enable only the CV and CC events and read their status.
54 Remote Programming You can remotely save and recall operating states. See *SAV and *RCL in "Chapter 7 - Language Dictionary" for theparameters that are saved and recalled. Note When you turn the power supply on, it automatically retrieves the state stored in location 0. When a powersupply...
Page 55 - Remote Programming 55; Programming the Digital I/O Port; Set ports 1 and 2 high and make 3 another output port.; System Considerations; Setting the GPIB Address
Remote Programming 55 Note The last query string can be handled without difficulty. However, should you request too many queries,the system may return a "Query DEADLOCKED” error (-430). In that case, break the long string intosmaller parts. Programming the Digital I/O Port Digital control ports ...
Page 56 - Assigning the GPIB Address In Programs
56 Remote Programming Press Display returns to meter mode If you try to enter a forbidden number, ADDR ERROR is displayed. The following examples show how to set addresses:To set stand-along primary address 6, press To set direct unit primary address 6, press To set linked secondary address 1, press...
Page 57 - Remote Programming 57; DOS Drivers; Types of Drivers; National Instruments GP-IB Driver; Error Handling; Use error detection after every call to a subroutine.; Agilent BASIC Controllers
Remote Programming 57 DOS Drivers Types of Drivers The Agilent 82335A and National Instruments GPIB are two popular DOS drivers. Each is briefly described here. See thesoftware documentation supplied with the driver for more details. Agilent 82335A Driver . For GW-BASIC programming, the GPIB library...
Page 62 - 2 Remote Programming; SCPI Confirmed Commands; This power supply conforms to Version 1990.0.; ABOR
62 Remote Programming SCPI Confirmed Commands 1 This power supply conforms to Version 1990.0. ABOR OUTP:PROT:DEL TRIG[:STAR]:DEL CAL[:STAT) OUTP:PROT:DEL? TRIG[:STAR]:DEL? [SOUR]:CURR[:LEV][:IMM][:AMPL] STAT:OPER[:EVEN]? TRIG[:STAR]:SOUR [SOUR]:CURR[:LEV][:IMMI[:AMPL] ? STAT:OPER:COND? TRIG[:STAR]:S...
Page 63 - Language Dictionary 63; Language Dictionary; Parameters; The dictionary is organized as follows:; Common Commands
Language Dictionary 63 7 Language Dictionary Introduction This section gives the syntax and parameters for all the IEEE 488.2 SCPI commands and the Common commands used bythe power supply. It is assumed that you are familiar with the material in Chapter 6 - "Remote Programming". That chapter...
Page 64 - 4 Language Dictionary; Description Of Common Commands; Figure 7-1. Common Commands Syntax Diagram; Clear Status Device Status; Clears the following registers:; Command Syntax
64 Language Dictionary Description Of Common Commands Figure 7-1 shows the common commands and queries. These commands are listed alphabetically in the dictionary. If acommand has a corresponding query that simply returns the data or status specified by the command, then both commandand query are in...
Page 65 - Meaning and Type; Event Status Enable Device Status; Event Status Register Device Status
Language Dictionary 65 *ESE Meaning and Type Event Status Enable Device Status Description This command programs the Standard Event Status Enable register bits. The programming determines which events of theStandard Event Status Event register (see *ESR?) are allowed to set the ESB (Event Summary Bi...
Page 66 - Identification Query System Interface; Agilent Technologies; Operation Complete Device Status; All triggered actions are completed
66 Language Dictionary *IDN? Meaning and Type Identification Query System Interface Description This query requests the power supply to identify itself. It returns a string composed of four fields separated by commas. Query Syntax *IDN? Returned Parameters <AARD>Field Information Agilent Techn...
Page 68 - Recall Device State; Sets display functions as follows:
68 Language Dictionary Command Syntax *PSC <bool> Parameters 0 | 1 | OFF | ON Example *PSC 0 *PSC 1 Query Syntax *PSC? Returned Parameters <NR1> 0 | 1 Related Commands *ESE *SRE *PSC causes a write cycle to nonvolatile memory. If *PSC is programmed to 0, then the *ESE and*SRE commands al...
Page 69 - Reset Device State; SAVE Device State
Language Dictionary 69 *RST Meaning and Type Reset Device State Description This command resets the power supply to a factory-defined state as defined below. *RST also forces an ABORt command. Command State CAL:STAT OFF OUTP[:STAT] OFF CURR[:LEV][:IMM] * OUTP:PROT:DEL * CURR[:LEV]:TRIG * OUTP:REL[:S...
Page 70 - Service Request Enable Device Interface; Status Byte Device Status
70 Language Dictionary *SRE Meaning and Type Service Request Enable Device Interface Description This command sets the condition of the Service Request Enable Register. This register determines which bits from theStatus Byte Register (see *STB for its bit configuration) are allowed to set the Master...
Page 72 - Description Of Subsystem Commands; Figure 7-2. Subsystem Commands Tree Diagram; Calibration Commands; See Appendix B
72 Language Dictionary Description Of Subsystem Commands Figure 7-2 is a tree diagram of the subsystem commands. Commands followed by a question mark (?) take only the queryform. Except as noted in the syntax descriptions, all other commands take both the command and query form. Thecommands are list...
Page 73 - Current Subsystem; This subsystem programs the output current of the power supply.; For CURR:TRIG ABOR CURR *RST
Language Dictionary 73 Current Subsystem This subsystem programs the output current of the power supply. CURRCURR:TRIG These commands set the immediate current level or the pending triggered current level of the power supply. The immediatelevel is the current programmed for the output terminals. The...
Page 74 - DISP; DISP ON DISPLAY:STATE ON
74 Language Dictionary Digital Subsystem This subsystem programs the control port on the back of the power supply when it is configured for Digital I/O operation. DIG:DATA This command sets and reads the power supply digital control port when that port is configured for Digital I/O operation.Configu...
Page 75 - LCD Character Set
Language Dictionary 75 DISP:MODE Switches the display between its normal metering mode and a mode in which it displays text sent by the user. The commanduses the character data <CRD> format. Command Syntax DISPlay[:WINDow]:MODE NORMalITEXT Parameters <CRD> NORMal | TEXT *RST Value NORM E...
Page 76 - Initiate Subsystem; This subsystem enables the trigger system.; Measure Subsystem; This subsystem returns output measurements.
76 Language Dictionary Initiate Subsystem This subsystem enables the trigger system. INITINIT:CONT When a trigger is enabled with this command, an event on a selected trigger source causes the specified trigging action tooccur. If the trigger subsystem is not enabled, all trigger commands are ignore...
Page 77 - Output Subsystem; OUTP; OUTP 1 OUTPUT:STATE ON
Language Dictionary 77 Output Subsystem This subsystem controls the power supply’s voltage and current outputs and an optional output relay. OUTP This command enables or disables the power supply output. The state of a disabled output is a condition of zero outputvoltage and a model-dependent minimu...
Page 78 - Status Subsystem
78 Language Dictionary OUTP:REL This command is valid only if the power supply is configured for the optional relay connector. Programming ON closes therelay contacts; programming OFF opens them. The relay is controlled independently of the output state. If the powersupply is supplying power to a lo...
Page 79 - Status Operation Registers; Bit Configuration of Operation Registers
Language Dictionary 79 Status Operation Registers The bit configuration of all Status Operation registers is shown in the following table. See "Chapter 8 - Status Reporting"for more explanation of these registers. Bit Configuration of Operation Registers Bit Position 15-12 11 10 9 8 7 6 5 4 ...
Page 80 - Status Questionable Registers; Bit Configuration of Questionable Registers
80 Language Dictionary STAT:OPER:NTRSTAT:OPER:PTR These commands set or read the value of the Operation NTR (Negative-Transition) and PTR (Positive-Transition) registers.These registers serve as polarity filters between the Operation Enable and Operation Event registers to cause the followingactions...
Page 82 - System Commands; NO ERROR; TMSL or last selected language.; SYST:LANG TMSL SYSTEM:LANGUAGE COMPATIBILITY
82 Language Dictionary System Commands System commands query error messages and software versions, and program system language functions. SYST:ERR? This query returns the next error number followed by its corresponding error message string from the remote programmingerror queue. The queue is a FIFO ...
Page 83 - Trigger Subsystem; This subsystem controls remote triggering of the power supply.; TRIG; Clear the WTG bit in the Status Operation Condition register.; TRIG TRIGGER:IMMEDIATE; BUS; Voltage Subsystem; This subsystem programs the output voltage of the power supply.
Language Dictionary 83 Trigger Subsystem This subsystem controls remote triggering of the power supply. TRIG When the trigger subsystem is enabled, TRIG generates a trigger signal. The trigger will then: 1. Initiate a pending level change as specified by CURR[:LEV]:TRIG or VOLT[:LEV]:TRIG. 2. Clear ...
Page 84 - * Available to accommodate earlier power supply programs.
84 Language Dictionary Command Syntax [SOURce]:VOLTage[:LEVel][:IMMediate][AMPLitude] <NRf+> [SOURce][:VOLTage[:LEVel]:TRIGgered[:AMPLitude] <NRf+> Parameters Table 7-1 Default Suffix V *RST Value Table 7-1 Examples VOLT 200 MA VOLTAGE:LEVEL 200 MAVOLTAGE:LEVEL:IMMEDIATE:AMPLITUDE 2.5VOL...
Page 85 - Language Dictionary 85; Command Summary; TMSLICOMP
Language Dictionary 85 Command Summary This summary lists all power supply subsystem commands in alphabetical order, followed by all common commands inalphabetical order. See Table 7-1 for the command parameters accepted by the power supply. Command Summary Command Parameters Subsystem Commands MEAS...
Page 86 - Programming Parameters
86 Language Dictionary Command Summary Command Parameters Subsystem Commands ABOR (none) CAL (See Appendix A in the Operating Manual) [SOUR]:CURR[:LEV][:IMM][:AMPL] <NRf+>[suffix] [SOUR]:CURR[:LEV][:IMM][:AMPL]? (none) |MIN|MAX [SOUR]:CURR[:LEV]:TRIG[:AMPL] <NRf+>[suffix] [SOUR]:CURR[:LE...
Page 87 - Status Reporting 87; Status Reporting; Power supply Status Structure; Register Functions; Register
Status Reporting 87 8 Status Reporting Power supply Status Structure Figure 8-1 shows the status register structure of the power supply. The Standard Event, Status Byte, and Service RequestEnable registers and the Output Queue perform standard GPIB functions as defined in the IEEE 488.2 Standard Dig...
Page 89 - Status Reporting 89; Questionable Status Group; Standard Event Status Group; Cleared by
Status Reporting 89 Questionable Status Group Register Functions The Questionable Status registers record signals that indicate abnormal operation of the power supply. As shown in Figure8-1, the group consists of the same type of registers as the Status Operation group. The outputs of the Questionab...
Page 90 - Status Byte Register; The MSS Bit; Inhibit/Fault Indicator
Status Reporting 90 Status Byte Register This register summarizes the information from all other status groups as defined in the "IEEE 488.2 Standard DigitalInterface for Programmable Instrumentation" standard. The bit configuration is shown in Table 8-1. The register can beread either by a ...
Page 91 - Status Reporting 91; Initial Conditions At Power On; Status Registers; Table 8-4. Default Power On Register States; Status Register Programming Examples; Determining the Cause of a Service Interrupt
Status Reporting 91 Initial Conditions At Power On Status Registers When the power supply is turned on, a sequence of commands initializes the status registers. For the factory-default *RSTpower-on state, Table 8-4 shows the register states and corresponding power-on commands. Table 8-4. Default Pow...
Page 92 - Servicing an Operation Status Mode Event; Table 8-5. Generating RQS from the CC Event; Adding More Operation Events; OPER summary bit to again set RQS.
Status Reporting 92 Servicing an Operation Status Mode Event This example assumes you want a service request generated whenever the power supply switches to the CC (constantcurrent) mode. From Figure 8-1, note that the required path is for a condition at bit 10 (CC) of the Operation Status registert...
Page 93 - Specifications 93; Specifications; Table A-1. Performance Specifications for Agilent E4356A
Specifications 93 A Specifications Specifications are performance parameters warranted over the specified temperature range. Supplemental Characteristics are not warranted but are descriptions of performance determined either by design or typetesting. Table A-1. Performance Specifications for Agilen...
Page 94 - Below 185 Vac, derate output voltage linearly to 75.3 V; Degradation due to load lead; – = resistance of – sense lead
Specifications 94 Table A-2. Supplemental Characteristics for Agilent E4356A Parameter Value Output Programming Range Voltage: Current: Overvoltage Protection: 81.9 V 30.71 A 96 V Typical Programming Resolution Voltage: Current: Overvoltage Protection: 20 mV 7.5 mA 150 mV Accuracy( @ 25 °C ± 5 °C) O...
Page 95 - Location 0
Specifications 95 Table A-2. Supplemental Characteristics (continued) Parameter Value Command Processing Time(Average time for output voltage to change after receipt of digital datawhen the unit is connected directly to the GPIB Bus): 20 ms Output Voltage Rise Time/Fall Time(time for output to chang...
Page 97 - Calibration 97; Calibration; Table B-1. Equipment Required For Calibration; For Calibration over the GPIB; General Procedure; Parameters Calibrated; The following parameters may be calibrated:; Test Setup
Calibration 97 B Calibration Introduction The power supply may be calibrated either from the front panel or from a controller over the GPIB. The procedures givenhere apply to all models. Important These instructions do not include verification procedures. If you need to perform verification as aprer...
Page 98 - Front Panel Calibration; Entering the Calibration Values; Follow the steps in Table B-2 for entering calibration values.; Saving the Calibration Constants; CAL SAVED then appears on the display.; Disabling the Calibration Mode; To disable the calibration mode, press; . The display will return to meter mode with the Cal annunciator off.; Changing the Calibration Password; AGAIN will appear on the display. Enter the password a second time.; When; OK is displayed, the new password has been accepted.
Calibration 98 Front Panel Calibration Eight shifted keys and the Entry keypad are used for calibration functions (see Chapter 5 for explanations of shifted keysand the Entry keypad). The following procedures assume you understand how to operate front panel keys. Entering the Calibration Values Foll...
Page 99 - Begin calibration by pressing
Calibration 99 Table B-2. Typical Front Panel Calibration Procedure Action Display Response Enabling the Calibration Mode 1. Begin calibration by pressing . 2. Enter calibration password from Entry keypad. If password is correct the Cal annunciator will come on. If password is incorrect, an error oc...
Page 100 - Recovering From Calibration Problems; Calibration Over The GPIB; Calibration Example
Calibration 100 Recovering From Calibration Problems You can encounter serious calibration problems if you cannot determine a calibration password that has been changed or thepower supply is severely out of calibration. There are jumpers inside the power supply that permit the calibration passwordto...
Page 101 - Calibration Language Dictionary
Calibration 101 Calibration Language Dictionary The calibration commands are listed in alphabetical order. The format for each command follows that shown in Chapter 7.Calibration error messages that can occur during GPIB calibration are shown in Table B -3. CAL:CURR This command is used to calibrate...
Page 102 - OFF
Calibration 102 CAL:STAT This command enables and disables the calibration mode. The calibration mode must be enabled before the power supplywill accept any other calibration commands. The first parameter specifies the enabled or disabled state. The secondparameter is the password. It is required if...
Page 103 - BASIC Calibration Program
Calibration 103 BASIC Calibration Program The following program can be run on any controller operating under Agilent BASIC. The assumed power supply address is5 and calibration password is 4356. If required, change these parameters in the appropriate statements. 10 ! Agilent BASIC Calibration Progra...
Page 105 - Verification; List of Equipment; Table C-1. Equipment Required for Verification Tests; Current Monitoring Resistor
Verification 105 C Verification Introduction This appendix provides operation verification test procedures. The tests do not check all the operating parameters, butverify that the power supply is performing properly. The required test equipment and acceptable test results are specified intables at t...
Page 106 - Performing The Tests; General Measurement Techniques; Voltage Programming and Readback Accuracy; Table C-2. Voltage Programming and Readback Accuracy Tests
106 Verification Performing The Tests General Measurement Techniques Figure C-1 shows the setup for the tests. Be certain to use load leads of sufficient wire gauge to carry the output current (seeTable 8-1). To avoid noise pickup, use coaxial cable or shielded pairs for the test leads. Programming ...
Page 107 - Current Programming and Readback Accuracy; Table C-3. Current Programming and Readback Accuracy Test
Verification 107 Current Programming and Readback Accuracy This test verifies that the current programming and readback are within specification. Connect the appropriate currentmonitoring resistor (see Table C-1) as shown in Figure C-1(2). The accuracy of the resistor must be as specified in the tab...
Page 109 - Power supply Hardware Error Messages; Standard Event Status Register Error Bits
Error Messages 109 D Error Messages Power supply Hardware Error Messages Front panel error messages resulting from selftest errors or runtime failures are described in “Chapter 3 - Turn-OnCheckout”. Calibration Error Messages Front panel error messages resulting from calibration errors are described...
Page 111 - Line Voltage Conversion 111; Line Voltage Conversion
Line Voltage Conversion 111 E Line Voltage Conversion SHOCK HAZARD. Hazardous voltage can remain inside the power supply even after it has beenturned off. This procedure should only be done by qualified electronics service personnel. Line voltage conversion is accomplished by setting a line voltage ...
Page 113 - Digital Port Functions 113; Digital Port Functions; Digital Connector; FLT Output; Provides the common connection for the INH input.
Digital Port Functions 113 F Digital Port Functions Digital Connector A 4-pin connector and a quick-disconnect mating plug are provided for digital input and output signals (see Figure F-l forwiring connections, and Table A-2 for electrical characteristics). This digital port can be configured to pr...
Page 114 - 14 Digital Port Functions
114 Digital Port Functions GPIB Figure F-2. Example of Inhibit Input In Figure F-3A, the FLT output is connected to a relay driver circuit that energizes a relay whenever a fault condition occursin the power supply. The relay can be used to physically disconnect the output of the power supply from t...
Page 115 - Digital Port Functions 115; Changing The Port Configuration; Figure F-4. Digital Port Configuration Jumper
Digital Port Functions 115 Changing The Port Configuration As shipped from the factory, the digital port is configured for FLT/INH operation. You can change the configuration of theport to operate as a general -purpose digital input/output port to control your custom circuitry as shown in Figure F-4...
Page 116 - 16 Digital Port Functions; Digital I/O Operation; This pin is the common connection for the Digital I/O ports.; Relay Link Operation; Not used with units that output more than 50 amps.
116 Digital Port Functions Digital I/O Operation The digital port can be configured (see Figure F-4) to provide a digital input/output to be used with custom digital interfacecircuits or relay circuits. Some examples are shown Figure F-5. See Figure F-1 for the pin assignments of the mating plugand ...
Page 117 - Digital Port Functions 117
Digital Port Functions 117 Figure F-6 shows how to connect your power supply to an Agilent 59510A or 59511A Relay Accessory when the digitalport is configured for relay link operation. An error will be generated if you attempt to program the relay box without firstconfiguring the digital port for re...
Page 119 - Compatibility Language 119; Compatibility Language
Compatibility Language 119 G Compatibility Language Introduction This power supply is programatically compatible with the Agilent 603xA Series AutoRanging Power Supplies (ARPS).This means that you can program this power supply over the GPIB using the ARPS commands. Software that you havewritten for ...
Page 121 - This command reads the HOLD setting.; STO RCL
Compatibility Language 121 Table G-1. ARPS Commands (continued) ARPS Command 1 Description Similar SCPI Command RST This command resets the power supply if the output is disabled bythe overvoltage, remote inhibit, or foldback protection circuits.The power supply resets to the parameters stored for t...
Page 122 - This command reads the SRQ setting.; CLR
122 Compatibility Language Table G-1. ARPS Commands (continued) ARPS Command 1 Description Similar SCPI Command UNMASK? This command reads which bits in the status register have beenenabled as fault conditions. The decimal equivalent of the total bitweight of all enabled bits is returned. STAT:OPER:...
Page 123 - Index
Index 123 Index —<— <bool>, 51<NR1>, 51<NR2>, 51<NR3>, 51<NRf+>, 51<NRf>, 51 —A— AARD, 51accessories, 14active header path, 47 airflow, 18analog connector, 17 analog connector, 27annunciators Addr, 38AMPS, 38Cal, 38CC, 38CV, 38Dis, 38Err, 38OCP, 38Prot, 38Rmt, ...
Page 128 - Agilent Sales and Support Offices; United States of America:
Agilent Sales and Support Offices For more information, call your local Agilent sales office listed in your telephone directory or an Agilent regional officelisted below for location of your nearest sales/support office. United States of America: Europe: Agilent Technologies Company Agilent Technolo...
Page 129 - Manual Updates
Manual Updates The following updates have been made to this manual since the print revision indicated on the title page. 3/01/00 All references to HP have been changed to Agilent.All references to HP-IB have been changed to GPIB.