Page 2 - II; Notices; C A U T I O N; notice denotes a haz-; CAUTION; notice until the indicated; W A R N I N G
II U2121A-101 Operating Guide Notices ® Agilent Technologies, Inc. , 2008 No part of this manual may be reproduced in any form or by any means (including elec-tronic storage and retrieval or translation into a foreign language) without prior agree-ment and written consent from Agilent Technologies, ...
Page 3 - III; Safety Symbols
U2121A-101 Operating Guide III Safety Symbols The following symbols on the instrument and in the documentation indicate precautions, which must be taken to maintain safe operation of the instrument. Direct current (DC) Equipment protected throughout bydouble insulation or reinforcedinsulation Altern...
Page 4 - IV; General Safety Information; • Do no operate the device in the presence of flammable gases or; Use the device with the cables provided.
IV U2121A-101 Operating Guide General Safety Information W A R N I N G • Do not load the output terminals above the specified current limits.• Do not use the device if it appears damaged or defective.• Observe all markings on the device before connecting any wiring to the device. • Do no operate the...
Page 5 - Environmental Conditions; Environmental conditions; Operating temperature
U2121A-101 Operating Guide V Environmental Conditions This instrument is designed for indoor use and in an area with low condensation. The table below shows the general environmental requirements for this instrument . Environmental conditions Requirements Operating temperature 0 °C to 40 °C Storage ...
Page 6 - Regulatory Markings
VI U2121A-101 Operating Guide Regulatory Markings The CE mark is a registered trademarkof the European Community. This CEmark shows that the product complieswith all the relevant European LegalDirectives. The C-tick mark is a registered trademark of the Spectrum Management Agency of Australia. This ...
Page 7 - VII; The affixed product label is shown as below.; Do not dispose in domestic household waste; for more information.
U2121A-101 Operating Guide VII Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC This instrument complies with the WEEE Directive (2002/96/EC) marking requirement. This affixed product label indicates that you must not discard this electrical/electronic product in domestic househ...
Page 8 - VIII
VIII U2121A-101 Operating Guide DECLARATION OF CONFORMITY According to EN ISO/IEC 17050-1:2004 Generic example Manufacturer’s Name: Agilent Technologies Microwave Products (M) Sdn. Bhd Manufacturer’s Address: Bayan Lepas Free Industrial Zone, 11900, Bayan Lepas, Penang, Malaysia Declares under sole ...
Page 9 - IX
U2121A-101 Operating Guide IX Product Regulations Performance Criteria IEC 61326-1:2002 / EN 61326-1:1997+A1:1998 + A2:2001+A3:2003 CISPR 11:1990 / EN 55011:1990 – Group 1 Class A IEC 61000-4-2:1995 / EN 61000-4-2:1995 (ESD 4kV CD, 8kV AD) A IEC 61000-4-3:1995 / EN 61000-4-3:1996 (3V/m, 80% AM) A IE...
Page 11 - Contents
U2121A-101 Operating Guide 1 Contents Introduction 2 Standard Purchase Items Checklist 4 Product at a Glance 5 Product outlook 5 Product dimensions 6 Connector Pins Configuration 7 Installation Guide 10 A. Check your system 11 B. Install prerequisites and software 12 C. Connect the hardware solution...
Page 12 - Introduction; The U2121A- 101 module is designed to handle 24 VDC switches.; DO NOT; connect different types of RF switches to the same channel during
2 U2121A-101 Operating Guide Introduction The Agilent U2121A- 101 (also known as U2931A) RF switch driver with cable is an adapter board designed for use with the Agilent U2121A digital IO device. It enables you to control various types of RF switches easily and has enhanced driving capability and c...
Page 13 - Power supply; There is only one power supply voltage available for this; Power consumption
U2121A-101 Operating Guide 3 Power supply The switches on this module are powered by the provided power adapter. There is only one power supply voltage available for this module, which is 24 VDC, 2.5 A. Power consumption The U2121A- 101 can drive up to 1500 mA continuously using the provided power s...
Page 14 - Standard Purchase Items Checklist; RF switch driver board
4 U2121A-101 Operating Guide Standard Purchase Items Checklist Verify that you have received the following items with your purchase. U2121A- 101 RF switch driver board with cable purchase. If anything is missing or damaged, please contact the nearest Agilent Sales Office. ✔ RF switch driver board ✔ ...
Page 15 - Product at a Glance; Product outlook
U2121A-101 Operating Guide 5 Product at a Glance Product outlook Top view (without casing) Connector forgeneral I/O Connector forgeneral output Connector forgeneral input DC power jack Power Digital IO Connector for rating terminal N181x RF switches Connector for Connector for 8762/3/4 8765x-024 RF ...
Page 16 - Product dimensions
6 U2121A-101 Operating Guide Product dimensions Top view (without casing) Top view (with casing) Front view (with casing) Side view (with casing) 72.00 mm 150.00 mm 85.00 mm 153.00 mm 38.00 mm 85.00 mm U2931A Operating Guide.book Page 6 Tuesday, June 10, 2008 10:17 AM
Page 17 - Connector Pins Configuration; Pin out configuration for all terminals; Table 1
U2121A-101 Operating Guide 7 Connector Pins Configuration Pin out configuration for all terminals Table 1 8762/2/3 and 8765x-324 Series switches (X1 to X5) Pin Function 1 Position #1 2 Position #2 3 N.C. 4 +24 V Table 2 8765x-024 Series switches (SL1 to SL5) Pin Function 1 Position #2 2 N.C. 3 +24 V...
Page 18 - IO mapping; Table 4; Output enable/disable control; Table 5; Position information read back control; DO NOT set both D15 and D16 control bits to ON stage!
8 U2121A-101 Operating Guide IO mapping There are three main control bits used in the U2121A- 101 as shown in tables below. These control bits also refers to the U2121A control bit status. Table 4 Output enable/disable control Control Stage Control Bit, DO14 Description Output disabled OFF (0) To di...
Page 19 - Table 6a; Table 6b; Table 7; Position indicator stage definition
U2121A-101 Operating Guide 9 Each of the five RF switch channels uses two digital output pins and two digital input pins during the operation. Table 6a IO mapping for 8762/3/4, 8765x-324 and N181x Series RF switches Channel Control Bit Position Bit State A State B State A State B 1 O1 O2 I1 I2 2 O3 ...
Page 20 - Installation Guide; N O T E; with Agilent VEE Pro, LabVIEW, or Microsoft; B. Install prerequisites and software
10 U2121A-101 Operating Guide Installation Guide Follow the step- by- step instructions shown in the following f lowchart to get started with the preparations and installations of your Agilent U2121A- Based RF Switch Driver Software. N O T E You need to install the IVI-COM driver if you are going to...
Page 22 - Installing the application software from CD; Insert the; Application; to begin installation of the; ii; Agilent VEE Pro 8.5 Runtime; iii; Agilent U2121A- Based RF Switch Driver Software
12 U2121A-101 Operating Guide B. Install prerequisites and software There are two options you may choose from to install the prerequisites and Agilent U2121A- Based RF Switch Driver Software. You may choose to install from the provided Product Reference CD- ROM or obtain the installation software fr...
Page 23 - Downloading the application software from the Web
U2121A-101 Operating Guide 13 4 If the installation menu does not appear after a few seconds, go to Start > Run and type <drive>:\Application\setup.exe where <drive> is your CD- ROM drive location. 5 Click OK to begin the installation of the following items. 6 If you do not have any o...
Page 24 - OK; C. Connect the hardware solution to your PC
14 U2121A-101 Operating Guide 3 Disconnect any instrument that is connected to your PC and close all other applications on your PC. 4 Double- click the saved installation file to begin installation. 5 If you do not have any of the prerequisites installed, the InstallShield Wizard software prerequisi...
Page 25 - Plug in your instrument via the supported USB socket.; Expert; to launch the Connection Expert.; Instrument I/O on this PC; A context menu will appear as shown below. Select; Send Commands
U2121A-101 Operating Guide 15 [1] SL1 to SL5 refers to the 8762/3/4 and 8765x-324 RF switch connectors for Ch1 to Ch5. [2] X1 to X5 refers to the 8765x-024 RF switch connectors for Ch1 to Ch5. [3] SV1 to SV5 refers to the N181x RF switch connectors for Ch1 to Ch5. [4] X7 refers to the connector for ...
Page 26 - Instrument Session History; The IO Control will launch automatically when you start your PC.; Start > All Programs > Agilent IO Libraries
16 U2121A-101 Operating Guide 6 The Agilent Interactive IO dialog box will appear. Click Send & Read to send the *IDN? default command. The instrument’s response should appear in the Instrument Session History panel. 7 If the Connection Expert can successfully communicate with the U2121A, this i...
Page 28 - Refer to the
18 U2121A-101 Operating Guide 12 Use the toggle paddle for each channel in the program to select respective switch position. 13 Use the checkbox and the Send Output button in the General Output section to control the output devices connected to the RF switches. 14 To view the General Input Status, c...
Page 29 - Supported Switches; Table 9; Drive modes; Drive activated
U2121A-101 Operating Guide 19 Supported Switches The U2121A- 101A supports three types of Agilent RF switches as shown in Table 9 . User can choose to drive the same switches in all five channels or a mixture of three switches for five channels. However, only one type of switch can be used in a chan...
Page 30 - Pulse drive; Pulse drive method controls the switches using a; Output circuit
20 U2121A-101 Operating Guide Pulse drive Pulse drive method controls the switches using a ~ 30 ms pulse. As shown in the figure below, the control signal is applied to one of the control bit and held for the preset time. General IO There are three digital outputs and three digital inputs available ...
Page 31 - Product Characteristics and Specifications; Table 8; General characteristics of the U2121A-101 RF switch driver board
U2121A-101 Operating Guide 21 Product Characteristics and Specifications Table 8 General characteristics of the U2121A-101 RF switch driver board General Characteristics Power consumption • +24 VDC, 2.5 A • Isolated ELV supply source Operating environment 0 °C to 40 °C Storage temperature –40 °C to ...
Page 32 - Type of switches supported by U2121A-101 RF switch driver board
22 U2121A-101 Operating Guide Table 9 Type of switches supported by U2121A-101 RF switch driver board Switch/Attenuator Reference Document No. Coil Voltage Connection Type Drive Options Agilent N1810/11/12 Coaxial Switches N1810UL/TLN1811TLN1812TL 5968-9653E Option 12424 VDC Option 201D-Sub 9-pin fe...
Page 33 - Maintenance; Remove your device from the plastic casing.
U2121A-101 Operating Guide 23 Maintenance 1 Power off your device, unplug the DC power jack and remove the RF switch driver board interface cable from your device. 2 Remove your device from the plastic casing. 3 Shake out any dirt that may have accumulated on the RF switch driver board. 4 Wipe your ...
Page 34 - Disassemble Procedure; Remove the two screws on either side of the board.
24 U2121A-101 Operating Guide Disassemble Procedure The following steps shows the disassemble procedure of the RF switch driver board from its casing. 1 Remove the two screws on either side of the board. 2 Remove the side panel from the casing. U2931A Operating Guide.book Page 24 Tuesday, June 10, 2...
Page 36 - Ordering Info; Optional accessory; RF switch driver board ordering options; RF switch driver board optional accessory
26 U2121A-101 Operating Guide Ordering Info To order the U2931A RF switch driver, please select the U2121A and U2121A–101 ordering options. This will include the U2121A digital IO device and U2121A–101 RF switch driver board and cable. You can also order the U2931A RF switch driver board as a standa...
Page 37 - Control Instructions; The COM driver minimum system requirements are as shown below.; To read digital input information.; When reading digital input, set the desired channel to; ON; then read the target bit. Set the channel back to; OFF; information has been read.
U2121A-101 Operating Guide 29 Appendix A: Control Instructions The COM driver minimum system requirements are as shown below. Please adhere to the following instructions strictly to create the COM driver. To read digital input information. 1 When reading digital input, set the desired channel to ON ...
Page 38 - To set digital output.; To enable digital output control, set Ch14 to
30 U2121A-101 Operating Guide To set digital output. 1 To enable digital output control, set Ch14 to ON (1). 2 For channel 1 to channel 5, only activated one bit at a time. Do not activate both bits together because this will damage your RF switches. 3 Some RF switches will need pulse current contro...
Page 39 - Appendix B: Y1157A Cable Assembly Instructions; pin orientation shown in; through
U2121A-101 Operating Guide 31 Appendix B: Y1157A Cable Assembly Instructions The Y1157 A is a 10- pin ribbon connector to 9- pin D- Sub cable kit which contains materials to build four cables. The key to building the cables correctly is to understand the orientation of the socket pins on the distrib...
Page 40 - Y1157A connector orientation and ribbon cable routing; Note the orientation of the connectors and; ) and the other pins, press the ribbon cable connector; . Remove any excess cable; evenly; through the cable
32 U2121A-101 Operating Guide Figure B-2 Y1157A connector orientation and ribbon cable routing 3 Move the connectors to the ends of the cable, allowing for some overlap on the D- Sub connector end and strain relief on the ribbon cable connector end. Note the orientation of the connectors and cable i...
Page 41 - Agilent Technologies; Contact us
© Agilent Technologies, Inc. 2008 Printed in MalaysiaSecond Edition, June 6, 2008 U2931-90001 www.agilent.com Agilent Technologies Contact us To obtain service, warranty or technical assistance, contact us at the following phone or fax numbers: United States:(tel) 800 829 4444 (fax) 800 829 4433Cana...
