1260-13 Module Specification
Contents
1. STRONICS TEST SYSTEMS RACAL INSTRUMENTS 1260 152 172 17 CHANNEL SPDT HIGH FREQUENCY PLUG IN Publication No 980824 152 172 Rev A Astronics Test Systems Inc 4 Goodyear Irvine CA 92618 Tel 800 722 2528 949 859 8999 Fax 949 859 7139 atsinfo astronics com atssales astronics com atshelpdeskOastronics com http www astronicstestsystems com Copyright 2000 by Astronics Test Systems Inc Printed in the United States of America All rights reserved This book or parts thereof may not be reproduced in any form without written permission of the publisher THANK YOU FOR PURCHASING THIS ASTRONICS TEST SYSTEMS PRODUCT For this product or any other Astronics Test Systems product that incorporates software drivers you may access our web site to verify and or download the latest driver versions The web address for driver downloads is http Awww astronicstestsystems com support downloads If you have any questions about software driver downloads or our privacy policy please contact us at atsinfo astronics com WARRANTY STATEMENT All Astronics Test Systems products are designed to exacting standards and manufactured in full compliance to our AS9100 Quality Management System processes This warranty does not apply to defects resulting from any modification s of any product or part without Astronics Test Systems express written consent or misuse of any product or part The warranty also does not apply to fuses s2. e 17 High Frequency channels of SPDT switching Figure 1 1 1260 152 172 Astronics Test Systems Specifications 1 1 1260 152 172 User Manual Specifications Specifications 1 2 Characteristic Impedance 1260 152 1260 172 Bandwidth 3dB 1260 152 1260 172 Insertion Loss 500MHz 1260 152 1260 172 VSWR 1260 152 1260 172 Isolation 500MHz Crosstalk 500 MHz Maximum Switching Voltage AC DC Switching Current AC DC Switching Power AC DC Path resistance Insulation resistance Relay Settling Time Publication No 980824 152 172 Rev A 500 750 gt 1 2GHz gt 900 MHz lt 0 5dB to 300MHz lt 0 75dB to 600MHz lt 0 9dB to 900MHz lt 0 5dB to 300MHz lt 1 5dB to 600MHz to 900MHz lt 1 1 1 to 100MHz lt 1 6 1 to 500Mz lt 2 0 1 to 900MHz to 600MHz lt 1 5 1 to 100MHz lt 2 1 1 to 500MHz gt 85dB to 100MHz gt 55dB to 600MHz gt 45dB to 900MHz lt 80dB to 100MHz lt 55dB to 600MHz lt 50dB to 900MHz 30 VAC peak 30 VDC 0 50 AAC peak 0 50 A 10VA 10W lt 1Q gt 10 lt 10ms Astronics Test Systems Publication No 980824 152 172 Rev A Shock Vibration Bench Handling Cooling Temperature Operating Non operating Relative Humidity Altitude Operating Non operating Power Requirements 1260 152 172 User Manual 309 11ms L sine wave 0 013 in Px Px 5 55Hz 4 in 45 See 1260 100 cooling data 0 C to 55 C 40 C
3. 1 2 3 4 Maximum switching capacity 5 6 Load type resistive inductive capacitive 7 Switching repetition rate 8 Ambient temperature The most important factor is the maximum switching capacity which is an interrelationship of maximum switching power maximum switching voltage and maximum switching current When a relay operates at a lower percentage of its maximum switching capacity its life expectancy is longer The maximum switching capacity specification is based on a resistive load and must be further de rated for inductive and capacitive loads For more details about the above life expectancy factors refer to the data sheet for the switch plug in module Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual The relays used on the 1260 152 172 plug ins are P N s 310157 001and 310289 The manufacturer s specifications for these relays are Life Expectancy Mechanical Electrical 1 000 000 operations 100 000 operations at 1W RF load or 10mA 24VDC resistive For additional relay specifications refer to the relay manufacturer s data sheet Ordering Listed below are part numbers for both the 1260 152 172 switch d modules and available mating connector accessories Each 1260 Information 152 172 uses two mating connectors provided in the Shipping Kit Coax pins or cables must be ordered separately ITEM DESCRIPTION PART 4 1260 152 S
4. Figure 2 1 Front Panel Connector Pin Numbering Installation Instructions 2 2 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual Table 2 1 1260 152 172 Front Panel Connections Channel Number Common Normally Closed Normally Open 0 J200 C J200 A J200 E 1 J200 K J200 H J200 M 2 J200 D J200 B J200 F 3 J200 L J200 J J200 N 4 J200 S J200 P J200 U 5 J200 Y J200 W J200 AA 6 J200 T J200 R J200 V 7 J200 Z J200 X J200 BB 8 J201 C J201 A J201 E 9 J201 K J201 H J201 M 10 J201 D J201 B J201 F 11 J201 L J201 J J201 N 12 J201 S J201 P J201 U 13 J201 Y J201 W J201 AA 14 J201 T J201 R J201 V 15 J201 Z J201 X J201 BB 16 J201 CC J200 DD J201 DD Channel a COM 0 o gt NO wee aia COM 1 e gt NO me N COM 16 P NO Figure 2 2 Relay Diagram Astronics Test Systems Installation Instructions 2 3 1260 152 172 User Manual Publication No 980824 152 172 Rev A Typical Channels 1260 152 172 BLOCK DIAGRAM 48 PIN CARD INTERFACE CONNECTOR 26 PIN USER INTERFACE CONNECTORS Parallel Input Readback to Latches Serial 8x3 Converter Relay Logic Core Module Driver Output Latches Parallel 8x3 Converter Control Information Control Figure 2 3 Block Diagram Mating connector accessories are available Mating 26 Pin C P N 602221 126 and Pin Connector an
5. If the instrument fails to operate satisfactorily shows visible damage has been stored under unfavorable conditions has sustained stress Do not operate until performance is checked by qualified personnel EC Declaration of Conformity Astronics Test Systems 4 Goodyear Irvine CA 92618 i declare under sole responsibility that the 1260 152 1260 172 High Frequency Coaxial Switch Modules 407742 003 407742 004 conform to the following Product Specifications Safety EN 61010 1 EMC ENS0081 1 CISPR 11 1990 EN 55011 1991 Group 1 Class A IEC 801 2 1991 EN 50082 1 1992 4 kV CD 8 kV AD IEC 801 3 1984 EN 50082 1 1992 3 V m 27 500 MHz IEC 801 4 1988 EN 50082 1 1992 1 kV Supplementary Information The above specifications are met when the product is installed in an Astronics Test Systems Adapt a Switch carrier with faceplates installed over all unused slots as applicable The carrier is installed in a certified mainframe The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC Irvine CA April 23 2001 This page was left intentionally blank Publication No 980824 152 172 Rev A 1260 152 172 User Manual Table of Contents Ile E is eter arene Orne Poe AE SOS ee SEE 1 1 SPECIFICATIONS EE 1 1 Modem va pda 1 1 Pelle Ne 1 2 Power DISSIPATION oe le 1 3 Abo t EE 1 4 Ordering AN da O 1 5 Fe A SS 2 1 INSTALLATION INSTRUCTIONS c
6. register while viIn8 is used to read a single 8 bit byte from the control register The following code example shows the use of vi0ut8 to update the 1260 152 172 module Astronics Test Systems Module Operation 3 7 1260 152 172 User Manual 1260 152 172 Example Code include lt visa h gt This example shows a 1260 01T at logical interface tdefine RI1260_01_DESC For a GPIB VX the descriptor would be this example shows a 1260 152 172 with module address 7 o E LOT interface and a logical address of 717 GPIB VX1 77 define MOD_ADDR_152 7 void example operate 1260 152 void Module Operation 3 8 ViUlnt8 creg val ViBusAddress creg0 addr ViBusAddress cregl addr ViBusAddress creg2 addr Publication No 980824 152 172 Rev A address 16 and a VXI MXI ViSession hdl1260 VISA handle to the 1260 01T ViSession hdl1RM VISA handle to the resource manager ViStatus error VISA error code open the resource manager this must be done once in application program error viOpenDefaultRM amp hd1RM if error lt 0 error handling code goes here get a handle for the 1260 01T hdl1RM RI1260_01_DESC VI NULL VI NULL if error lt 0 error viOpen error handling code goes here amp hd1l1260 As
7. Rev A 1260 152 172 User Manual Chapter 4 OPTIONAL ASSEMBLIES Part Number Description 407746 001 Cable ASS HIO id ii dd 4 3 407747 001 ce NESS 4 5 Astronics Test Systems Optional Assemblies 4 1 1260 152 172 User Manual Publication No 980824 152 172 Rev A This page was left intentionally blank Optional Assemblies 4 2 Astronics Test Systems 1260 152 172 User Manual Publication No 980824 152 172 Rev A 9 188 268086 Optional Assemblies 4 3 me BW a D I BES Ql 2 oO ka N N Ol Y e E 2 ES 19WNOS9 OI HINO HOS L 2v7B HME dOIS 77S 195 310 LOWNOD YQ DNANOD HONN HOS 20 9975 NE dOIS 2093 S 135 310 SMOTIOH SV TOQL AJOS LO HA TOOIAH TJOQLdNHI39 MEL YO4 YALU NOSIA LNN 0 ANY HEN Led SININWNHSNI TV Ove HLIM AdILNSGI ANY 39H Dvd 820196 0348 SINSIMEISNI TV OVE HLM SJONVGYOOOV NIISAL HLONSITEVO JOSS ONVEETIOL DCH LHVHO HLONET EVO 3 ONE 18 N HLONET EVO CACIOS IHL SELV DION LECH ONMVHC IHL JO NOLHOH LEO SHL NVA HIAS SSIVESHLO SS INN SALON ay Astronics Test Systems 1260 152 172 User Manual PSR350 1 SNL Assembly 407746 001 U M EA CABLE ASSY 50 OHM HV 2FT Product Structure Report Publication No 980824 152 172 Rev A By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A PAGE 1 12 08 00 Component Description U M Qty Reqd Ty Engineer Txt 1 602221 903 CON CXL RCPOOI1C E EA 2 00000 2 500295 CA
8. blank iv Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual DOCUMENT CHANGE HISTORY Revision Date Description of Change Revised per EO 29549 Revised format to current standards Company A 01 28 09 name revised throughout manual Manual now revision letter controlled Added Document Change History Page v Back of cover sheet Revised Warranty Statement Return of Product Proprietary Notice and Disclaimer to current standards Removed No change 03 23 09 Reshipment Instructions in Chap 2 1 and removed Chap 5 Information Now appears in first 2 sheets behind cover sheet Updated table of contents to reflect changes made Astronics Test Systems v 1260 152 172 User Manual vi Publication No 980824 152 172 Rev A This page was left intentionally blank Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual Chapter 1 SPECIFICATIONS Intr ion The 1260 152 172 is an RF plug in switch module developed for a troductio variety of platforms such as the 1260 100 Adapt a Switch Carrier and the 1256 Switching System The 1260 152 172 includes the following features e Standard Adapt a Switch and 1256 Switching System plug in design providing for ease of replacement e Data Driven embedded descriptor allowing immediate use with any Option 01T or 1256 switch controller regardless of firmware revision level
9. 85 hexadecimal to Control Register 0 channels 0 2 and 7 will close while channels 1 3 4 5 and 6 will open The present control register value may be read back by reading an 8 bit value from the control register address The value is inverted In other words the eight bit value read back is the one s complement of the value written If you want to change the state of a single relay without affecting the present state of the other relays controlled by the control register you must 1 Read the control register 2 Invert the bits perform a one s complement on the register data 3 Perform a bit wise AND operation leaving all but the specific control register bit for the relay to change 4 To open continue to step 5 To close OR in the bit for the relay to close 5 Write the modified value back to the control register For example to close channel 13 1 Read Control Register 1 this register controls channels 8 through 15 with channel 8 represented by the LSB 2 Invert the bits in the value read in step 1 3 AND with 1101 1111 binary the zero is in the position corresponding to channel 13 Module Operation 3 6 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual 4 OR with 0010 0000 binary 5 Write the value to Control Register 1 The VISA UO library may be used to control the module The VISA function viOuts is used to write a single 8 bit byte to a control
10. AGE 1 Product Structure Report 12 08 00 Assembly 407747 006 U M RA CABLE ASSY 75 OHM BV 12FT By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A Component Description U M Qty Reqd Ty Engineer Txt 1 602221 903 CON CXL RCPOOIC E EA 2 00000 2 500269 CACX BRD 02C30G 1STR E FT 00001 3 SP 152 CA 1260 CARD PAK EA 1 00000 KR END OF DATA Optional Assemblies 4 6 Astronics Test Systems
11. CX SHD 01C26G 1STR500HM E FT 00001 2 SP 152 CA 1260 CARD PAK EA 1 00000 ER END OF DATA PSR350 1 SNL PAGE 1 Product Structure Report 12 08 00 Assembly 407746 003 U M EA CABLE ASSY 50 OHM HV 6FT By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A Component Description U M Qty Reqd Ty Engineer Txt 1 602221 902 CON CXL RCPOOI1C E EA 2 00000 2 500295 CACX SHD 01C26G 1STR500HM E FT 00001 3 SP 152 CA 1260 CARD PAK EA 1 00000 ER END OF DATA P5R350 1 SNL PAGE 1 Product Structure Report 12 08 00 Assembly 407746 006 U M EA CABLE ASSY 50 OHM HV 12FT By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A Component Description U M Qty Reqd Ty Engineer Txt 1 602221 903 CON CXL RCPOOIC E EA 2 00000 2 500295 CACX SHD 01C26G 1STR500HM E ET 00001 3 SP 152 CA 1260 CARD PAK EA 1 00000 xk END OF DATA Optional Assemblies 4 4 Astronics Test Systems 1260 152 172 User Manual Publication No 980824 152 172 Rev A A REV SH 1 ES a eS or o 9 m st N e t O 2 5 9 AR 188086 alado JENON mo a 666 L00 Lv ZL AH NHO SZ ASSV TIVO au ISI SIUVd J1VelVd3S 335 HL9N31 030103 1334 NI HLON3D JONVUFTIOL HLON31 F18V9 030104 LUVHO HLONAT FVD onda f SENEN I zweemol f asvnrounoonmmmooa SNOISAAU 1OVINOO OM U3LNO Oy L Z 7 15 HSN dOLS L 23 S 135 20 IMC YOLIDNAN
12. OD YANNI UOH 20 99 18 HSN dOLS ZAEZ S LAS JIC SMOTIOS SV JOO dWRID 135 L SO LIA 1 JOO dARID 3SN L 431137 NOISIAFU INN OOLAH NAL YO4 9 INV UIGWNAN LUVd SINIWNULSNI WOVE HLM AIINSGI INV JOVAOVd GLOLG6 D3d SINAWINULSNI WOVE HLIM JONVAYODDV NI 1531 HJONIT TIEVO JO SJONVUITOL YOd LUVHO HJONIT JIVO 39N383338 1333 NI HJONIT 318v9 030104 FHL SALVOIGNI Y398WNNN ONIMVYG FHL 40 NOILYUOd HSV JHL GAldIDAdS ASIMUFHLO SS31NN SALON Optional Assemblies 4 5 Astronics Test Systems 1260 152 172 User Manual PSR350 1 SNL Assembly 407747 001 U M EA CABLE ASSY 75 OBM BV 2FT Publication No Product Structure Report By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A 980824 152 172 Rev A PAGE 1 12 08 00 Component Description U M Qty Reqd Ty Engineer Txt 1 602221 903 CON CXL RCPO01C E EA 2 00000 2 500269 CACX BRD 02C30G 1STR E FT 00001 3 SP 152 CA 1260 CARD PAK EA 1 00000 ER END OF DATA P5R350 1 SNL PAGE 1 Product Structure Report 12 08 00 Assembly 407747 003 U M EA CABLE ASSY 75 OHM HV 6FT By Assembly Balloon No Low Level Cd Rev Date 12 08 00 Revision A Component Description U M Qty Reqd Ty Engineer Txt 1 602221 903 CON CXL RCPOOTC E EA 2 00000 2 500269 CACX BRD 02C30G 1STR E FT 00001 3 SP 152 CA 1260 CARD PAK EA 1 00000 ER END OF DATA P5R350 1 SNL P
13. ay Do not attempt to install a damaged module into a VXI chassis The 1260 152 172 module is shipped in an anti static bag to prevent electrostatic damage to the module Do not remove the module from the anti static bag unless it is in a static controlled area Installation of the 1260 152 172 Switching Module into a 1260 100 Carrier assembly is described in the Installation section of the 1260 100 Adapt a Switch Carrier Manual P N 980824 100 The installation of the 1260 152 172 Switching Module into a 1256 Chassis is described in the installation section of the 1256 Manual P N 980855 Installation Instructions 2 1 1260 152 172 User Manual Module Configurations Front Panel Connectors Publication No 980824 152 172 Rev A The 1260 152 and the 1260 172 are high frequency coaxial switch modules each containing 17 channels of SPDT single pole double throw switches The 1260 152 uses 50Q coaxial cable and the 1260 172 uses 75Q coaxial cable Otherwise the two modules are functionally equivalent The 1260 152 172 has two 26 pin front panel connectors labeled J200 and J201 It is a 26 pin MIL DTL 28748 style with shielded coaxial pins See Figure 2 1 for pin numbering Table 2 1 shows the mapping of channel numbers to connector pins Information about available mating connectors is provided immediately after Table 2 1 See Figure 2 2 for a detail of the actual relay See Figure 2 3 for a block diagram of the 1260 152 172
14. d pins Connectors P N 602221 903 The 26 pin connectors are provided as part of the 1260 152 172 Shipping Kit Mating Pins or Cable assemblies must be ordered separately Refer to the Ordering Information section of this manual If mating pins are used the suggested hand tool for the Crimp Pins is P N 991034 After cable attachment the pin is inserted into the housing and will snap into place providing positive retention The corresponding pin removal tool is P N 990922 Installation Instructions 2 4 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual Chapter 3 MODULE OPERATION Setting the Module Address 1256 Operation VXI Operating Modes Astronics Test Systems Both the Option 01T and 1256 switch controllers identify each Adapt a Switch plug in by a module address that is unique to that module For setting the module address of the 1260 152 and 1260 172 refer to one of the following manuals e 1260 100 Adapt a Switch Manual Publication No 980824 100 e 1256 User Manual Publication No 980855 For a detailed description of the use of the 1260 152 and 1260 172 when they are being used in a 1256 Switch Controller refer to the 1256 User Manual P N 980855 The 1260 152 172 may be operated either in message based mode or in register based mode when used with an Adapt a switch Carrier in a VXI chassis In the message based mode the 1260 01T switch controller interp
15. e or in part to solicit quotations from a competitive source or used for manufacture by anyone other than Astronics Test Systems The information herein has been developed at private expense and may only be used for operation and maintenance reference purposes or for purposes of engineering evaluation and incorporation into technical specifications and other documents which specify procurement of products from Astronics Test Systems TRADEMARKS AND SERVICE MARKS All trademarks and service marks used in this document are the property of their respective owners e Racal Instruments Talon Instruments Trig Tek ActivATE Adapt A Switch N GEN and PAWS are trademarks of Astronics Test Systems in the United States DISCLAIMER Buyer acknowledges and agrees that it is responsible for the operation of the goods purchased and should ensure that they are used properly and in accordance with this document and any other instructions provided by Seller Astronics Test Systems products are not specifically designed manufactured or intended to be used as parts assemblies or components in planning construction maintenance or operation of a nuclear facility or in life support or safety critical applications in which the failure of the Astronics Test Systems product could create a situation where personal injury or death could occur Should Buyer purchase Astronics Test Systems product for such unintended application Buyer shall indemnify and hold Astronics T
16. er based mode the 1260 152 172 is operated by directly Operating in VXI writing and reading control registers on the 1260 152 172 module Register Based The first control register on the module operates channels 0 Mode through 7 The second control register operates channels 8 through 15 The third control register operates channel 16 When a control register is written to all channels controlled by that register are operated simultaneously The control registers are located in the VXIbus A24 Address Space The A24 address for a control register depends on 1 The A24 Address Offset assigned to the 1260 01T module by the Resource Manager program The Resource Manager program is provided by the VXIbus slot 0 controller vendor The A24 Address Offset is placed into the Offset Register of the 1260 01T by the Resource Manager 2 The lt module address gt of the 1260 152 172 module This is a value in the range from 1 and 12 inclusive 3 The 1260 152 172 control register to be written to or read from Each control register on the 1260 152 172 has a unique address Module Operation 3 4 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual The base A24 address for the 1260 152 172 module may be calculated by A24 Offset of the 1260 01T 1024 x Module Address of 1260 152 172 The A24 address offset is usually expressed in hexadecimal A typical value of 20400075 is used in the examples that f
17. est Systems its officers employees subsidiaries affiliates and distributors harmless against all claims arising out of a claim for personal injury or death associated with such unintended use FOR YOUR SAFETY Before undertaking any troubleshooting maintenance or exploratory procedure read carefully the WARNINGS and CAUTION notices A CAUTION This equipment contains voltage hazardous to RISK OF ELECTRICAL SHOCK human life and safety and is capable of inflicting DO NOT OPEN personal injury If this instrument is to be powered from the AC line mains through an autotransformer ensure the common connector is connected to the neutral earth pole of the power supply Before operating the unit ensure the conductor green wire is connected to the ground earth conductor of the power outlet Do not use a two conductor extension cord or a three prong two prong adapter This will defeat the protective feature of the third conductor in the power cord i Maintenance and calibration procedures sometimes call for operation of the unit with CAUTION power applied and protective covers removed Read the procedures and heed warnings gjeng to avoid live circuit points Before operating this instrument 1 Ensure the proper fuse is in place for the power source to operate 2 Ensure all other devices connected to or in proximity to this instrument are properly grounded or connected to the protective third wire earth ground
18. h channel is a two digit number Thus the valid channel numbers are 0 through 16 When listing multiple channels separate the channels with a comma To select a contiguous range of channels specify the first and last channels and separate them by a colon The following examples illustrate the use of the channel descriptors for the 1260 152 172 with a module address of 8 OPEN 8 0 Open channel 0 OPEN 8 10 Open channel 10 CLOSE 8 9 Close channel 9 on the 1260 152 172 CLOSE 8 11 13 Close channels 11 and 13 on the 1260 152 172 Module Operation 3 3 1260 152 172 User Manual Publication No 980824 152 172 Rev A OPEN 8 0 16 Open channels 0 through 16 all channels on the 1260 152 172 CLOSE 8 0 10 16 Close channels 0 10 through 16 on the 1260 152 172 The 1260 01T returns a reply to the MOD LIST command This Reply To The reply is unique for each different 1260 series switch module The MOD LIST syntax for the reply is Command lt module address gt lt module specific identification string gt The lt module specific identification string gt for the 1260 152 172 are 1260 152 HIGH FREQUENCY 50 OHM SWITCH or 1260 172 HIGH FREQUENCY 75 OHM SWITCH So for a 1260 152 whose lt module address gt is set to 8 the reply to this query would be 8 1260 152 HIGH FREQUENCY 50 OHM SWITCH i i In regist
19. ocida 2 1 Ell ett ale and Inspector Pre 2 1 See WEE 2 1 Module ee Me WI len e eSATA 2 2 Front Panel Connectors coi degree sjark 2 2 Mating Connectors EEN 2 4 Astronics Test Systems i 1260 152 172 User Manual Publication No 980824 152 172 Rev A El Ce EE 3 1 MODULE OPERATION ee EE Ee 3 1 Setting the Module Address AAA 3 1 1256 Opera esca aent per E EA E 3 1 VA Operama Modes ar dere ee rue ee kadett 3 1 Operating In VXI Message Based Mode ANEN ENEE 3 3 Channel Descriptors For The 1260 152 172 rrnnrnnnnnnnnnnnnnnnnnrnnnnnnnnnnrnnnnnrrnnnnnnnennrnnnrnnnnrnnnnne 3 3 Reply To The MOD LIST Command ooo 3 4 Operating in VXI Register Based Mode Abbe 3 4 1260 152 172 Example EE eege EES 3 8 Chapter 4 4 1 OPTIONAL ASSEMBLIES sunket et ACEN dekret 4 1 ii Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual List of Figures Fiquirestal 12601520172 aan 1 1 Figure 2 1 Front Panel Connector Pin Numbering AAA 2 2 Figure 2 2 Relay DIA EE 2 3 Figure 2 3 Block A A et eo eae eke 2 4 Figure 3 1 Message Based Mode of Operation ENEE 3 2 Figure 3 2 Register Based Mode of Operation 3 2 List of Tables Table 2 1 1260 152 172 Front Panel Connections cccccceccecceeeeeeeeeeeeeeeeeeeseeeseeeeeeeeeeseesteaeaeees 2 3 Table 3 1 Control Register Channel Aesonmenmts A 3 6 Astronics Test Systems iii 1260 152 172 User Manual Publication No 980824 152 172 Rev A This page was left intentionally
20. oftware non rechargeable batteries damage from battery leakage or problems arising from normal wear such as mechanical relay life or failure to follow instructions This warranty is in lieu of all other warranties expressed or implied including any implied warranty of merchantability or fitness for a particular use The remedies provided herein are buyer s sole and exclusive remedies For the specific terms of your standard warranty contact Customer Support Please have the following information available to facilitate service 1 Product serial number 2 Product model number 3 Your company and contact information You may contact Customer Support by E Mail atshelpdesk astronics com Telephone 1 800 722 3262 USA Fax 1 949 859 7139 USA RETURN OF PRODUCT Authorization is required from Astronics Test Systems before you send us your product or sub assembly for service or calibration Call or contact Customer Support at 1 800 722 3262 or 1 949 859 8999 or via fax at 1 949 859 7139 We can also be reached at atshelodesk astronics com If the original packing material is unavailable ship the product or sub assembly in an ESD shielding bag and use appropriate packing materials to surround and protect the product PROPRIETARY NOTICE This document and the technical data herein disclosed are proprietary to Astronics Test Systems and shall not without express written permission of Astronics Test Systems be used in whol
21. ollow A 1260 152 172 with a module address of 7 would have the base A24 address computed as follows Base A24 Address of 1260 152 172 20400015 40016 x 710 20500015 The control registers for Adapt a Switch plug ins and conventional 1260 Series modules are always on odd numbered A24 addresses The three control registers for the 1260 152 1 72 reside at the first three odd numbered A24 addresses for the module Base A24 Address of 1260 152 172 1 Control Register 0 Base A24 Address of 1260 152 172 3 Control Register 1 Base A24 Address of 1260 152 172 5 Control Register 2 So for our example the three control registers are located at 205C01 Control Register 0 controls channels 0 through 7 205C03 Control Register 1 controls channels 8 through 15 205C05 Control Register 2 controls channel 16 Table 3 1 shows the channel assignments for each control register Astronics Test Systems Module Operation 3 5 1260 152 172 User Manual Publication No 980824 152 172 Rev A Table 3 1 Control Register Channel Assignments Channels Control Register er Bits Bits Bit4 Bits Bit2 Biti e 0 7 6 5 4 3 2 i 0 1 15 14 13 12 11 10 9 8 2 X X X X X X X 16 X not used 1 close 0 open Setting a control bit to 1 closes the corresponding channel and clearing the bit to zero opens the corresponding channel Thus if you write the value 1000 0101 binary 133 decimal
22. rets commands sent by the slot O controller and determines the appropriate data to send to the control registers of the 1260 152 172 module A conceptual view of the message based mode of operation is shown in Figure 3 1 below Module Operation 3 1 1260 152 172 User Manual Publication No 980824 152 172 Rev A CLOSE 7 1 Write value 2 to A24 Address 205001 PC MXI VXIbus 1260 01T 1260 152 172 Figure 3 1 Message Based Mode of Operation In the register based mode the user writes directly to the control registers on the 1260 152 172 module The 1260 01T command module does not monitor these operations and does not keep track of the relay states on the 1260 152 172 module in this mode A conceptual view of the register based mode is shown in Figure 3 2 below Write value 2 to A24 Address 205001 PC MXI 1260 152 172 Figure 3 2 Register Based Mode of Operation Since the 1260 01T switch controller does not keep track of relay states during the register based mode it is advisable to use either the message based or the register based mode and continue to use the same mode throughout the application program In general the message based mode of operation is easier to use with utility software such as the National Instruments VXI Interactive Control VIC program The message based mode allows the user to send ASCII text commands
23. tional modules are likewise loaded then the overall carrier dissipation is approximately 56 W which is well within the cooling available in any commercial VXIbus chassis In practice rarely are more than 25 of the module s relays energized simultaneously and rarely is full rated current run through every path In addition the actual contact resistance is typically one half to one fourth the specified maximum and temperatures are normally not at the rated maximum The power dissipated by each plug in should be no more than 15 W if all six slots are used simultaneously Consult the Power Dissipation Section of any other 1260 Adapt a Switch card manuals for additional information Most users of a signal type switch such as the 1260 152 172 switch no more than a few hundred milliamperes and are able to energize all relays simultaneously should they so desire Additionally if fewer plug in modules are used more power may be dissipated by the remaining cards By using a chassis with high cooling capacity such as the 1261B almost any configuration may be realized The 1260 152 172 MTBF is gt 300 000 hours calculated in accordance with MIL HDBK 217E with the exception of the electromechanical relays Relays are excluded from this calculation because relay life is strongly dependent upon operating conditions Factors affecting relay life expectancy are Switched voltage Switched current Switched power Maximum rated carrying current
24. to 75 C 85 5 non condensing at lt 30 C 10 000 feet 15 000 feet 5VDC 150mA 40mA per energized relay 850mA Max Weight 90z 0 26kg MTBF gt 300 000 hours MIL HDBK 217E Dimensions 4 5 H X 0 75 W X 9 5 D Power While the cooling of the Adapt a Switch carrier is dependent upon the chassis into which it is installed the carrier can normally dissipate approximately 100 W Care must be taken then in the selection and loading of the plug in modules used in the carrier It is not possible to fully load the carrier energize every relay and run full power through every set of contacts all at the same time In practice this situation would never occur Dissipation To properly evaluate the power dissipation of the plug in modules examine the path resistance the current passing through the relay contacts the ambient temperature and the number of relays closed at any one time For example if a 1260 152 172 module containing 17 relays has all relays closed passing a current of 0 5A then Total power dissipation current path resistance 17 quiescent power By substituting the actual values Total power dissipation 0 5A 19 17 5W 9 25W at 55 C This is acceptable power dissipation for an individual plug in Astronics Test Systems Specifications 1 3 1260 152 172 User Manual About MTBF Specifications 1 4 Publication No 980824 152 172 Rev A module If five addi
25. to the 1260 01T and to read replies from the 1260 01T In addition some features such as the SCAN list are available only in the message based mode of operation The register based mode provides faster control of relay channels Module Operation 3 2 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual In this mode relay operations are processed in less than 9 microseconds not counting relay settling time or software overhead inherent in l O libraries such as VISA To determine the relay settling time refer to Relay Settling Time in the Specifications section Consult the 1260 01T User s Manual for a comparison of the message based and register based modes of operation Operating In VXI Message Based Mode Channel Descriptors For The 1260 152 172 Astronics Test Systems The standard 1260 01T commands are used to operate the 1260 152 172 module These commands are described in the 1260 01T User s Manual Each 1260 01T relay command uses a channel descriptor to select the channel s of interest The syntax for a channel descriptor is the same for all 1260 series modules In general the following syntax is used to select a single channel lt module address gt lt channel gt Where e lt module address gt is the address of the 1260 152 172 module This is a number is in the range from 1 through 12 inclusive e lt channel range gt is a list of channels to operate Eac
26. tronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual form the offset for control register 0 note that the base A24 Address for the 1260 01T is already accounted for by VISA calls viln8 and vi0ut8 module address shifted 10 places module address x 1024 creg0_addr MOD_ADDR_152 lt lt 10 1 cregl addr creg0_addr 2 creg2_addr cregl_addr 2 close channel 13 without affecting the state of channels 8 9 10 11 12 14 and 15 error viln8 hdl1260 VI A24 SPACE cregl_addr amp creg val if error lt 0 error handling code goes here invert the bits to get the present control register value creg val Greg val AND to leave every channel except 13 unchanged creg val amp 0x20 OR in the bit to close channel 13 creg val 0x20 write the updated control register value error vi0ut8 hd11260 VI A24 SPACE cregl addr creg val if error lt 0 error handling code goes here close the VISA session error viClose hdl1260 if error lt 0 error handling code goes here Astronics Test Systems Module Operation 3 9 1260 152 172 User Manual Publication No 980824 152 172 Rev A This page was left intentionally blank Module Operation 3 10 Astronics Test Systems Publication No 980824 152 172
27. witch Module 500 17CH SPDT Coax Switch Module 407742 003 1260 172 Switch Module 750 17CH SPDT Coax Switch Module 407742 004 Shipping Kit Mating connectors 2 and manual 407653 152 172 Mating Connector Spare 26 Pin Housing 602221 126 Coax Pin Coax Pin 602221 903 Cable Assy 2ft 50Q Single Coax Cable w connectors 407746 001 Cable Assy 6ft 50Q Single Coax Cable w connectors 407746 003 Cable Assy 12ft 50Q Single Coax Cable w connectors 407746 006 Cable Assy 2ft 750 Single Coax Cable w connectors 407747 001 Cable Assy 6ft 750 Single Coax Cable w connectors 407747 003 Cable Assy 12ft 75Q Single Coax Cable w connectors 407747 006 Additional Manual User Manual 980824 152 172 Astronics Test Systems Specifications 1 5 1260 152 172 User Manual Publication No 980824 152 172 Rev A This page was left intentionally blank Specifications 1 6 Astronics Test Systems Publication No 980824 152 172 Rev A 1260 152 172 User Manual Chapter 2 INSTALLATION INSTRUCTIONS Unpacking and Inspection Installation Astronics Test Systems 1 Remove the 1260 152 172 module and inspect it for damage If any damage is apparent inform the carrier immediately Retain shipping carton and packing material for the carrier s inspection Verify that the pieces in the package you received contain the correct 1260 152 172 module option and the 1260 152 172 Users Manual Notify Customer Support if the module appears damaged in any w
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