Page 2 - THE PULSE O F THE FUTURE
Page 3 - Page i; Table of Contents
PDG-2515/2520 Operating Manual Page i MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Table of Contents Table of Contents................................................................................................... i List of Figures ..............................................................
Page 4 - Page ii
PDG-2515/2520 Operating Manual Page ii MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Operating Tips ................................................................................................... 8 Power-Up Procedures .............................................................................
Page 5 - Page iii
PDG-2515/2520 Operating Manual Page iii MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Cover Removal ............................................................................................ 24 General Operating Precautions ................................................................... 24...
Page 6 - Page iv; List of Figures
PDG-2515/2520 Operating Manual Page iv MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. List of Figures Figure 1 Logic & Polarity Functional Diagram ..................................................... 11 Figure 2 Timing Diagram ....................................................................
Page 7 - Page v; Safety Warning; SAFE OPERATING PROCEDURES AND PROPER USE OF THE EQUIPMENT
PDG-2515/2520 Operating Manual Page v MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Safety Warning SAFE OPERATING PROCEDURES AND PROPER USE OF THE EQUIPMENT ARE THE RESPONSIBILITY OF THE USER OF THIS SYSTEM. Directed Energy, Inc. (DEI) provides information on its products and associated hazards,...
Page 8 - Quick Start Guide; Unpacking; power; Front Panel Controls & Connections; Encoder
PDG-2515/2520 Operating Manual Page 1 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. PDG-2515 Operating Manual Quick Start Guide This quick-start guide provides a step-by-step guide to manually operating the PDG-2515. Please refer to the appropriate sections of the manual for additional instructi...
Page 9 - Page 2; Output Button; The output button enables/disables the pulse output.; Menu Button; This button is for navigating the PDG-2515 menus.; Enter Button; Set Pulse Width 1 and 2
PDG-2515/2520 Operating Manual Page 2 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Output Button The output button enables/disables the pulse output. Menu Button This button is for navigating the PDG-2515 menus. Enter Button Used for variables that will be permanently stored in the unit or requ...
Page 10 - Page 3; Out 1 and Out 2; and that AC power is applied to the unit.; AC Power Entry Module
PDG-2515/2520 Operating Manual Page 3 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. X10 button once to increment it to 250ns, then rotate the encoder wheel to increase it to 300ns. At this point, pressing the X10 button again would increase the delay to 3.00us, pressing it again increments it to...
Page 11 - Example Setup; OUTPUT
PDG-2515/2520 Operating Manual Page 4 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. The PDG-2515 accepts input voltages of 90-264VAC, 47-63Hz. Example Setup The default setup is 1 kHz, with zero delay and 100 us pulse on both channels. The pulse in not inverted and the pulse mode is in continuou...
Page 12 - Page 5; Product Overview; Description
PDG-2515/2520 Operating Manual Page 5 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Product Overview Description The PDG-2515 is a two channel digital delay/pulse generator. Each channel offers independently adjustable delay and width, with 25 nanosecond resolution. Up to five user configuration...
Page 13 - Page 6; Specifications
PDG-2515/2520 Operating Manual Page 6 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Specifications PARAMETER Value OUTPUTS Output Channels Two (2) outputs, each with independent digitally controlled delay and pulse width Delay Range 0 to 99.9 Seconds Pulse Width Range 25 Nanoseconds to 99.9 Seco...
Page 14 - Page 7; Applications; Safety; Operating Safety Summary; Use only a power cord that is in good condition.
PDG-2515/2520 Operating Manual Page 7 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Applications The versatile functionality of the PDG-2515 makes it ideal for the needs of numerous applications as a small bench top instrument. The delay resolution and width resolution of each channel allow a un...
Page 15 - Page 8; Servicing Safety Summary; General; Inspect unit for exterior mechanical damage.; Electrical Installation; Operation; Operating Tips
PDG-2515/2520 Operating Manual Page 8 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. equipment when making connections in high voltage or high current circuits. Discharge high voltage capacitors after removing power. Servicing Safety Summary DEI strongly recommends that all repairs and adjustment...
Page 16 - FRONT PANEL OPERATING INSTRUCTIONS; THE CHANNEL MENU
PDG-2515/2520 Operating Manual Page 9 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. change is accomplished by using the encoder while holding the 10X button down. Power-Up Procedures The unit should be powered up using the following procedures: Connect OUT 1 and/or OUT 2 to an appropriate load u...
Page 17 - THE LOGIC MENU
PDG-2515/2520 Operating Manual Page 10 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. the contrast settings of the unit. The operating modes will be discussed in more detail in section 9.0. Enabling and disabling a channel can also happen on the fly in pulse generation and Divide By N modes. In p...
Page 18 - THE CONFIGS MENU; Operating Modes; Timing Diagram; frequency generator
PDG-2515/2520 Operating Manual Page 11 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Figure 1 Logic & Polarity Functional Diagram THE CONFIGS MENU The CONFIGS MENU allows the user to save or load up to 5 different configurations. After selecting the appropriate configuration to either load o...
Page 19 - Pulse Generator Mode
PDG-2515/2520 Operating Manual Page 12 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Figure 2 Timing Diagram Please note that in external trigger mode, all outputs are delayed from the leading edge of the external trigger signal. Pulse Generator Mode In Pulse Generator Mode, the PDG-2515 generat...
Page 20 - Pulse Count Mode; PULSE CT
PDG-2515/2520 Operating Manual Page 13 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Figure 3 Example 1: Pulse Generator Mode Figure 4 Example 2: Pulse Generator Mode Pulse Count Mode In Pulse Count Mode, the PDG-2515 generates a series of pulses, the number of which is set by the PULSE CT varia...
Page 21 - Divide By N Mode
PDG-2515/2520 Operating Manual Page 14 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. The PULSE CT variable for each channel can be set to any value between 1 and 65,535. In setting the PULSE CT , the x10 button will increase this number by a factor of ten and the encoder wheel will increase/decr...
Page 22 - Burst Mode; In
PDG-2515/2520 Operating Manual Page 15 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Be aware that coming out of this mode, if any variables are out of range by going into a mode that conflicts with these settings, the channel/channels will be set back to the default values. Figure 6 Example 1: ...
Page 23 - Single Shot Mode
PDG-2515/2520 Operating Manual Page 16 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. frequency at a limited duty cycle and cutoff any length of burst after that length of time). The software will not check to check timing constraints in this mode, meaning that if the timing if violated, the outp...
Page 24 - Troubleshooting Guide; Check load impedance.
PDG-2515/2520 Operating Manual Page 17 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Troubleshooting Guide No power LED or screen does not come up. Check power source, power switch (located on rear of unit). Pulse exhibits excessive ringing. Check load impedance. Frequency limits. Check duty cyc...
Page 25 - Connect; Power Up; Turn on the PDG-2520 by pressing the; button located above the power
PDG-2515/2520 Operating Manual Page 18 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. PDG-2520 Operating Manual Quick Start Guide This quick-start guide provides a step-by-step guide to manually operating the PDG-2520. Please refer to the appropriate sections of the manual for additional instruct...
Page 26 - This button is for navigating the PDG-2520 menus.
PDG-2515/2520 Operating Manual Page 19 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Output Button The output button enables/disables the pulse output. Menu Button This button is for navigating the PDG-2520 menus. Enter Button Used for variables that will be permanently stored in the unit or req...
Page 33 - OUTPUTs
PDG-2515/2520 Operating Manual Page 26 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. change is accomplished by using the encoder while holding the 10X button down. Power-Up Procedures The unit should be powered up using the following procedures: Connect OUTPUTs to an appropriate load using 50 Oh...
Page 34 - OUTPUT MENU2
PDG-2515/2520 Operating Manual Page 27 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. modes will be discussed in more detail in section 9.0. Enabling and disabling a channel can also happen on the fly in all modes except Burst Mode. In Burst mode, enabling/disabling the channels is not available ...
Page 43 - Communications and Remote Operation:
PDG-2515/2520 Operating Manual Page 36 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Communications and Remote Operation: The PDG25xx series of pulse generators have the option of a communications interface. The options are RS232 or GPIB interface. Both interfaces take the same ascii based comma...
Page 46 - First Byte Decimal Hex Error
PDG-2515/2520 Operating Manual Page 39 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Error Set: First Byte Decimal Hex Error # 0 0x00 NO ERROR # 1-63 0x01-0x3A RESERVED # 64 0x40 DATA IS OUT OF RANGE # 65 0x41 FREQUENCY IS DC LIMITED # 66 0x42 PULSEWIDTH IS FREQUENCY LIMITED # 67 0x43 DELAY IS F...
Page 47 - Contact DEI; Web
PDG-2515/2520 Operating Manual Page 40 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Contact DEI We want to hear from you! Directed Energy, Inc. provides a standard line of High Voltage Pulse Generators, Laser & Diode Drivers, and Test & Measurement Equipment. Additionally, DEI has the c...
Page 48 - Factory Service & Support; Product Service; Warranty Service is provided per the terms and conditions of DEI’s; Technical Support; Technical support is available on our website or via email at
PDG-2515/2520 Operating Manual Page 41 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Factory Service & Support This product has been designed to provide simple trouble-free use by qualified technical personnel, under normal operating conditions. In the event that you require technical suppor...
Page 49 - Warranty; Subjected to misuse, negligence or accident or
PDG-2515/2520 Operating Manual Page 42 MNPDG2515-2520R0.doc © 2004 Directed Energy, Inc. Warranty Directed Energy, Inc. (DEI) warrants equipment it manufactures to be free from defects in materials and factory workmanship under conditions of normal use, and agrees to repair or replace any standard p...
