Manual - Astronics Test Systems
Contents
1. r rssssssssssssa 3 3 Figure 3 2 Register Based Mode of Operation 3 3 Figure 3 3 JP6 Configuration TELE 3 11 Figure 3 4 JP7 Configuration Jumper ENNEN 3 12 List of Tables Table 2 1 1260 120 Front Panel Connections rr rsaarrrssssrrsssa 2 4 Table 2 2 Mating Connectors and Pins on scare het ebe gedeit e re 2 6 Table 3 1 Control Register Channel Assignments rr 3 6 Astronics Test Systems ili 1260 120 User Manual Publication No 980824 120 Rev A This page was left intentionally blank iv Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual DOCUMENT CHANGE HISTORY Revision Date Description of Change Revised per EO 29405 Revised format to current standards Company A 9 30 08 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 Reshipment Instructions in Chap 2 1 and No change 03 26 09 removed Chap 5 Information Now appears in first 2 sheets behind cover sheet Updated table of contents to reflect changes made Astronics Test Systems 1260 120 User Manual vi Publication No 980824 120 Rev A This page was left intentionally blank Astronics Test Systems Publ2. Electrical 500 000 operations at full rated load resistive For additional relay specifications refer to the relay manufacturer s data sheet Ordering Listed below are part numbers for both the 1260 120 switch I module and available mating connector accessories Each Information 1260 120 uses a single mating connector ITEM DESCRIPTION PART 1260 120 Switch Module 1260 120 20 Channel SPST 10 A 407631 Consists of 405131 PCB Assy 407653 120 Shipping Kit mating connector manual 20 Pin Mating Connector 20 Pin Conn Kit w backshell amp pins 407660 Cable Assy 6ft Sleeved 20 Pin Cable Assy 6 Ft 14 AWG 2 Req d 407657 Additional Manual 980824 120 Astronics Test Systems Specifications 1 5 1260 120 User Manual Publication No 980824 120 Rev A This page was left intentionally blank Specifications 1 6 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Chapter 2 INSTALLATION INSTRUCTIONS Unpacking and Inspection Installation Module Configuration Astronics Test Systems 1 Remove the 1260 120 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 2 Verify that the pieces in the package you received contain the correct 1260 120 module option and the 1260 120 Users Manual Notify Customer Service if the module appears damaged in
3. et E ee E Modules Ce le ET ee WE Front Panel Connectors ege ee Mating Gonnectors eei e a A E A E EE See hee More About Maximum Current Ratings WAS TAN iis EE Astronics Test Systems 1260 120 User Manual Publication No 980824 120 Rev A io En 3 1 MODULE OPERA TON EE 3 1 Setting the Module Address vo ccoo a 3 1 Operating Modesta ua uma usasqa u au hua awa asna uu Yu 3 2 Operating In Message Based Mode veo at a cee erg 3 4 Channel Descriptors For The 1260 1720 3 4 Reply To The MOD LIST Command a See 3 5 Operating The 1260 120 in Register Based Mode AAA 3 5 1260 120 Example Code a rta 3 8 Emergency Reset a EE NEE 3 10 Connecting the Safety Switch ci elias 3 10 Normally Open and Normally Closed Switches a 3 11 Local and Global Reset Options E 3 12 Momentary vs Latching Switches lee e eee eee eben 3 13 El DEE 4 1 OPTIONAL HARNESS ASSEMBLIES a A Ao naerenn 4 1 ii Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual List of Figures Fig re 1 1 The 1260 GE 1 1 Figure 2 1 1260 120 Block Diagram r eee 2 2 Figure 2 2 Front Panel Connector Pin Numbering AAA 2 3 Figure 3 1 Message Based Mode of Operation
4. 120 User Manual Publication No 980824 120 Rev A This page was left intentionally blank Installation Instructions 2 8 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Chapter 3 MODULE OPERATION Setting the The Option 01T switch controller identifies each Adapt a Switch plug in or conventional 1260 Series module by a module address Module Address that is unique to that module The module address is a number from 1 through 12 inclusive The module address assigned to the 1260 120 depends on the carrier slot into which the 1260 120 is inserted and on the position of the logical address DIP switch on the carrier side panel The switch has two settings e 1 6 closed When the switch is set to this position the module addresses of the plug ins in the 1260 100 Carrier are from 1 through 6 The module with address 1 is in the left slot of the top row The plug ins are addressed in the following pattern Front View Module Addresses for 1 through 6 Astronics Test Systems Module Operation 3 1 1260 120 User Manual Publication No 980824 120 Rev A e 7 12 open When the switch is set to this position the module addresses of the plug ins in the 1260 100 Carrier are from 7 through 12 in the following pattern 11 12 Front View Module Addresses for 7 through 12 Operating Modes Module Operation 3 2 When setting module addresses for Adapt a Switch Carriers and convent
5. A then Total power dissipation current path resistance 25 quiescent power By substituting the actual values Total power dissipation 0 5 A 1 Q 25 0 75 W 7 W at 55 C This is acceptable power dissipation for an individual plug in module If five additional modules are likewise loaded then the overall carrier dissipation is approximately 36 W which is well within the cooling available in any commercial VXlbus chassis In practice rarely are more than 25 of the module s relays energized simultaneously and rarely is full rated current run Specifications 1 3 1260 120 User Manual About MTBF Specifications 1 4 Publication No 980824 120 Rev A 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 This yields the following guideline 0 5A Max 56 relays closed 10A Max 14 relays closed 2 0A Max 4 relays closed Most users of a signal type switch such as the 1260 118 switch no more than a few hundred milliamperes and are able to energize all relays simultaneously should they so desire The numbers in the above table represent worst case elevated temperature end of life conditions Additionally if fewer plug in modules are used more power may be dis
6. a zero ohm surface mount resistor in the standard 0805 outline package If such a resistor is not available you may carefully solder a short piece of bare solid 28AWG wire across the two pads of JP6 Ensure that the wire does not contact any circuitry other than these two pads JP6 n Zero Ohm Resistor S e oa a z e Let E e e Aen E e ze Lang E DN e ko Ze D eg ze E ve E ort Was zen r e s K y Figure 3 3 JP6 Configuration Jumper Astronics Test Systems Module Operation 3 11 1260 120 User Manual Local and Global Reset Options Module Operation 3 12 Publication No 980824 120 Rev A The scope of the reset can be set to either local or global With a global reset an emergency reset detected by one switch module will reset ALL other switch modules that are connected to the same controller e g Option 01T Controller or 1256 Switching System To configure the 1260 120 for the global reset option install a jumper across the two pins comprising JP7 on the PCB See Figure 3 4 JP7 Configuration Jumper If the 1260 120 is configured for the local reset option the factory default the emergency reset switch will affect only the module to which it is connected All relays of that module will open when the switch is activated Relays on other switch modules remain unaffected The local reset option is configured by not installing a jumper at JP7 on t
7. any way Do not attempt to install a damaged module into a VXI chassis 3 The 1260 120 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 120 Switching Module into a 1260 100 Carrier assembly is described in the Installation section of the 1260 100 Adapt a Switch Carrier Manual The 1260 120 is a 20 channel single wire switch module consisting of twenty SPST relay switches This architecture permits the 1260 120 module to be organized via software in any configuration from twenty SPST to one 20PST or any combination in between by use of the Include command without the use of hardware jumpers This is the same as a 1 wire 2 wire n wire switch In addition by jumpering pins at the module connectors the user can configure the module as a SP2T SP3T etc up to a SP20T switch This type of configuration is known as a multiplexer For a block diagram of the 1260 120 see Figure 2 1 Installation Instructions 2 1 1260 120 User Manual Publication No 980824 120 Rev A Vrr i Control Front Circuits Panel e and Relay E j Drivers Figure 2 1 1260 120 Block Diagram Installation Instructions 2 2 Astronics Test Systems Publica
8. connector pins N A Positronic FS114N2 Female contact solder type for 14 AWG wire Mates with front panel connector pins N A Positronic FS116N2 Female contact solder type for 16 AWG wire Mates with front panel connector pins 602349 020 Burndy MS20PM 58 Insulator block 20 position Part of front panel connector assembly Pins sold separately 601851 900 Burndy RM16M 31028 Male contact 0 062 dia crimp type for 16 to 20 AWG wire Part of front panel connector assembly Installation Instructions 2 6 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual More About Maximum Current Ratings Installation Astronics Test Systems The front panel connector and pins are rated for 13 A per pin with all channels conducting full rated current This keeps the temperature rise within 10 C If all channels are not used simultaneously or if temperature rise is not a concern then the current may be increased to 16 amperes AC the relays are rated at 16 A It should be noted that with all electromechanical relays the higher the switched power voltage times current the shorter the useful life of the relays Definitions e Max current carrying capacity The maximum current that the relay can conduct if the relay is not switched while voltage is applied The maximum current carrying capacity is affected by the size of the conducting section of the contact a
9. goes here 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 Module Operation 3 8 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual viOut8 module address shifted 10 places module address x 1024 creg0_addr MOD_ADDR_120 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 hd11260 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 creg_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 viOut8 hd11260 VI_A24_ SPACE cregl_addr creg_val if error lt 0 error handling code goes here open channel 16 without affecting channels 17 through 19 error viln8 hd11260 VI_A24_SPACE creg2_addr amp creg_val EE error lt Oy 1 error handling code goes here invert the bits to get the present control register value creg_val creg_val AND to leav
10. 60 120 User Manual Publication No 980824 120 Rev A This page was left intentionally blank Module Operation 3 14 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Chapter 4 OPTIONAL HARNESS ASSEMBLIES 407660 ele ell KILL a a aan ac Se th tt Bak as EE 4 3 407657 Cable ASSY uu y u pE sb ua Se 4 4 Astronics Test Systems Optional Harness Assemblies 4 1 1260 120 User Manual Publication No 980824 120 Rev A This page was left intentionally blank Optional Harness Assemblies 4 2 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Assembly 407660 20 PIN Conn Kit W BACKSHELL Rev Date 7 14 98 Revision A Component Description U M Qty Reqd REF 1 602349 120 CON CAB RCP020 T EEA 1 000 2 602349 900 CONTACT SOLDER FEMALE 14AWG E EA 20 000 Astronics Test Systems Optional Harness Assemblies 4 3 Publication No 980824 120 Rev A 1260 120 User Manual 181 Slelvd SERGE MOLE YO ON NAdIIN3dI Wall 3NOZ YO JONAJ RINIVIONINON moie 003009 AO l TER 0Z1 6vez09 L _ z MVP L TIVIN3SUINOS LOVINOO 006 678209 0 fe n IHM 6 6 6 y LMIS J3I2A 666 112009 uN w n U
11. ASTRONICS TEST SYSTEMS RACAL INSTRUMENTS 1260 120 20 CHANNEL PLUG IN Publication No 980824 120 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 atshelpdesk astronics com http www astronicstestsystems com Copyright 1998 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 software non rechargeable batteri
12. V lt 10 pF lt 200 pF gt 10 Q lt 10 ms 30 g 11 ms L sine wave 0 013 in P P 5 55 Hz 4 in 45 See 1260 100 cooling data 0 C to 55 C 40 C to 75 C Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Power Dissipation Astronics Test Systems Relative Humidity 85 non condensing at lt 30 C Altitude Operating 10 000 feet Non operating 15 000 feet Power Requirements 5 VDC 150mA 40mA per energized relay 1A Max Weight 13 oz 0 45 kg MTBF 979 058 hours MIL HDBK 217E Relay Life Expectancy Mechanical 10 000 000 operations Electrical 100 000 operations at full load Dimensions 4 5 H X 0 75 W X 9 5 D 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 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 118 module containing 80 relays has 25 relays closed passing a current of 0 5
13. W 20 19 Out J201 X 20 Installation Instructions 2 4 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Mating Connectors Astronics Test Systems Mating connector accessories are available 20 Pin Connector Kit with backshell and pins P N 407660 20 Pin Cable Assembly 6 Ft 14 AWG P N 407657 The 20 pin connector kit consists of a connector housing aluminum backshell and twenty solder cup pins After wire attachment the pin is inserted in the housing and will snap into place providing positive retention To ensure that the pin is locked into place the assembler should pull on the wire after insertion The 20 Pin Cable Assembly uses 14 AWG cable with solder cup pins to mate with the 1260 120 The other cable end is un terminated Refer to Table 2 1 for channel to pin mapping information Table 2 2 shows additional mating connectors and pins Installation Instructions 2 5 1260 120 User Manual Publication No 980824 120 Rev A Table 2 2 Mating Connectors and Pins Part Number Manufacturer Mfr P N Description 602349 120 Positronic GMCT20F0E100J0 Insulator block dially pthalate 20 position Mates with front panel connector Pins sold separately 601850 900 Positronic FC114N2 Female contact crimp type for 14 AWG wire Mates with front panel connector pins N A Positronic FC116N2 Female contact crimp type for 16 AWG wire Mates with front panel
14. and clearing the bit to zero opens the corresponding channel Thus if you write the value 1000 0101 binary 133 decimal 85 hexadecimal to Control Register 0 channels 0 2 and 7 will close while channels 1 3 4 5 and 6 will open Module Operation 3 6 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual 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 4 OR with 0010 0000 binary 5 Write the value to Control Register 1 The VISA I O libr
15. ary may be used to control the module The VISA function viOut8 is used to write a single 8 bit byte to a control register while viln8 is used to read a single 8 bit byte from the control register The following code example shows the use of viOut8 to update the 1260 120 module Astronics Test Systems Module Operation 3 7 1260 120 User Manual Publication No 980824 120 Rev A 1260 120 Example Code include lt visa h gt This example shows a 1260 01T at logical address 16 and a VXI MXI interface define RI1260_01_DESC VXI 16 For a GPIB VXI interface and a logical address of 77 the descriptor would be GPIB VXI 77 this example shows a 1260 120 with module address 7 define MOD_ADDR_120 7 void example_operate_1260_120 void ViUlnt8 creg_val ViBusAddress creg0_addr ViBusAddress cregl_addr ViBusAddress creg2_addr 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 error viOpen hdl1RM RI1260_01_DESC VI_NULL VI_NULL amp hd11260 if error lt 0 error handling code
16. ates 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 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 In this mode relay operations are processed in less than 9 microseconds not counting relay settling time or software overhead inherent in I 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 Module Operation 3 3 1260 120 User Manual Operating In Message Based Mode Channel Descriptors For The 1260 120 Module Operation 3 4 Publication No 980824 120 Rev A The standard 1260 01T commands are used to operate the 1260 120 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 descripto
17. e every channel except 16 unchanged leave bit 0 clear to open channel 16 creg_val amp 0x01 write the updated control register value error vi0ut8 hd11260 VI_A24_ SPACE creg2_addr creg_val if error lt 0 error handling code goes here Astronics Test Systems Module Operation 3 9 1260 120 User Manual Publication No 980824 120 Rev A close the VISA session error viClose hdl1260 if error lt 0 error handling code goes here Emergency Reset he Emergency Reset Feature provides a simple reliable mechanism to open all relays quickly This helps the system integrator maximize safety in a system that performs high current switching The 1260 120 provides a connection for an emergency safety switch The user provides the switch and may mount it wherever desired so that it is easily and quickly accessible When the emergency reset switch is activated the relays are immediately opened by hardware action alone No software or firmware intervention is required Even if the host computer or switch controller fails the emergency reset function is still effective After the relays open in response to the emergency reset switch they do not automatically return to their previous states when the switch is deactivated The relays remain open until the user issues a command to close them Use a general purpose mechanical switch It need not have a high Conn
18. ecting the voltage or current rating The signal passing through the switch is Safety Switch TTL compatible and has a magnitude of 5 volts and a current of 0 5mA The switch may be either normally open or normally closed To connect the switch to the 1260 120 use a standard miniature IEC 3 5mm diameter phone plug Connect one side of the switch to the phone plug tip and the other side to the phone plug sleeve Insert the phone plug into the jack in the 1260 120 front panel Module Operation 3 10 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual The 1260 120 can work with either a normally open or normally Normally Open closed switch In the normally open configuration the 1260 120 and Normally detects an emergency reset when the switch is closed for more than 500ns The normally open configuration is the factory default Closed Switches To verify that the 1260 120 is e for a una y open switch ensure that no jumper or resistor is installed across the two pads comprising JP6 on the PCB See Figure 3 3 JP6 Configuration Jumper In the normally closed configuration the 1260 120 detects an emergency reset condition when the switch contacts are opened for more than 500ns To configure the 1260 120 for normally closed operation normally closed switch install a jumper across the two pads comprising JP6 on the 1260 120 printed circuit board See Figure 3 3 JP6 Configuration Jumper If possible use
19. es 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 atshelpdesk 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 whole or in part to solicit quotat
20. he PCB See Figure 3 4 JP7 Configuration Jumper El JUMPER 90103 12 POJ004 0 88r 1d Figure 3 4 JP7 Configuration Jumper Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Momentary vs Latching Switches Astronics Test Systems Latching switches also referred to as toggle switches remain in One position open or closed until deliberately set to the other position Momentary switches on the other hand change positions when activated then return automatically to the normal position when released Either type of switch may be used as a safety switch depending upon the desired result A latching toggle switch when activated causes all relays to open It also prevents any closure of relays until the switch is manually returned to its normal position The switch modules ignore any commands sent to them while the switch is activated A momentary switch when activated also causes all relays to open However the switch returns to its normal position when released and relay operations can then resume Although the relays do not automatically return to their previous states when the switch is released they resume normal operation and respond to all commands A latching toggle switch provides the maximum safety by not only opening the relays but preventing them from being closed again until the safety switch is manually returned to the normal position Module Operation 3 13 12
21. ication No 980824 120 Rev A 1260 120 User Manual Chapter 1 SPECIFICATIONS i The 1260 120 is a plug in switch module developed for the Introduction 1260 100 Adapt a Switch Carrier The 1260 120 includes the following features e Standard Adapt a Switch plug in design providing for ease of replacement e Data Driven embedded descriptor allowing immediate use with any Option 01T switch controller regardless of firmware revision level The 1260 120 is a 20 channel single wire switch consisting of 20 individual SPST relay switches The 1260 120 plug in fits into a 1260 100 Adapt a Switch Carrier Figure 1 1 The 1260 120 Astronics Test Systems Specifications 1 1 1260 120 User Manual Specifications Specifications 1 2 Bandwidth 3dB Insertion Loss 1 KHz Return Loss Isolation 1 KHz Crosstalk 1 KHz Switching Voltage AC DC Switching Current AC DC Switching Power AC DC Path resistance Thermal EMF Capacitance Channel Chassis Open Channel Insulation resistance Relay Settling Time Shock Vibration Bench Handling Cooling Temperature Operating Non operating Publication No 980824 120 Rev A Small signal 50 MHz Power 400 Hz lt 3 dB 20 dB to 1 MHz gt 100 dB lt 100 dB 250 V Max 125 V Max 13 A Max see the mating connectors paragraph in Chapter 2 10 A Max 2000 VA Max 300 W Max lt 200 mQ Measured by voltage drop 6 VDC 1A lt 50 u
22. ional 1260 Series modules be sure that no address is used by more than one plug in or 1260 Series C Size switching module For instructions on setting module addresses for a conventional 1260 Series module see the label on the side panel of the module The 1260 120 may be operated either in message based mode or in register based mode In the message based mode the 1260 01T switch controller interprets commands sent by the slot 0 controller and determines the appropriate data to send to the control registers of the 1260 120 module A conceptual view of the message based mode of operation is shown in Figure 3 1 below Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual PC MXI CLOSE 7 1 Write value 2 to A24 Address 205001 VXIbus 1260 01T 1260 120 Astronics Test Systems Figure 3 1 Message Based Mode of Operation In the register based mode the user writes directly to the control registers on the 1260 120 module The 1260 01T command module does not monitor these operations and does not keep track of the relay states on the 1260 120 module in this mode A conceptual view of the register based mode is shown in Figure 3 2 below PC MXI Write value 2 to A24 Address 205001 1260 120 Figure 3 2 Register Based Mode of Operation Since the 1260 01T switch controller does not keep track of relay st
23. ions 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 Test Systems its officers emp
24. is lt module address gt lt module specific identification string gt The lt module specific identification string gt for the 1260 120 is 1260 120 20 CHANNEL SPST 10A SWITCH MODULE So for a 1260 120 whose lt module address gt is set to 8 the reply to this query would be 8 1260 120 20 CHANNEL SPST 10A SWITCH MODULE In register based mode the 1260 120 is operated by directly writing and reading control registers on the 1260 120 module The first control register on the module operates channels 0 through 7 The second control register operates channels 8 through 15 The third control register operates channels 16 through 19 When a control register is written to all channels controlled by that register are operated simultaneously The control registers are located in the VXlbus 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 120 module This is a value in the range from 1 and 12 inclusive 3 The 1260 120 control register to be written to or read from Each control register on the 1260 120 has a unique address The base A24 address for the 1260 120 module may be ca
25. lculated by A24 Offset of Option 01T 1024 x Module Address of 1260 120 The A24 address offset is usually expressed in hexadecimal A typical value of 2040004 is used in the examples that follow A 1260 120 with a module address of 7 would have the base A24 address computed as follows Module Operation 3 5 1260 120 User Manual Publication No 980824 120 Rev A Base A24 Address of 1260 120 20400016 40016 X 710 205C00 6 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 120 reside at the first three odd numbered A24 addresses for the module Base A24 Address of 1260 120 1 Control Register 0 Base A24 Address of 1260 120 3 Control Register 1 Base A24 Address of 1260 120 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 channels 16 through 19 Table 3 1 shows the channel assignments for each control register Table 3 1 Control Register Channel Assignments Channels Control Register e Bite Bits Bit4 Bits Bit2 Biti eb 0 7 6 5 4 3 2 1 0 1 15 14 13 12 11 10 9 8 2 23 22 21 20 19 18 17 16 Setting a control bit to 1 closes the corresponding channel
26. loyees 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 eege 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 If the instrument fail
27. r 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 120 module This is a number is in the range from 1 through 12 inclusive e lt channel gt is the 1260 120 channel to operate This is a number in the range from 0 through 19 inclusive Multiple individual channels may be specified using the following channel descriptor syntax lt module address gt lt chanl gt lt chan2 gt rn lt chanN gt A range of channels may be specified using the following channel descriptor syntax lt module address gt lt first channel gt lt last channel gt The following examples illustrate the use of the channel descriptors for the 1260 120 OPEN 8 0 Open channel 0 on the 1260 120 that has module address 8 CLOSE 8 0 7 Close channels 0 and 7 on the 1260 120 that has module address 8 CLOSE 2 7 12 Close channels 7 through 12 inclusive on the 1260 120 that has module address 2 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual Reply To The MOD LIST Command Operating The 1260 120 in Register Based Mode Astronics Test Systems The 1260 01T returns a reply to the MOD LIST command This reply is unique for each different 1260 series switch module The syntax for the reply
28. s 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 Inc 4 Goodyear Irvine CA 92618 declare under sole responsibility that the 1260 120 Power Switch Plug in Module P N 407631 conforms to the following Product Specifications Safety EN 61010 1 EMC EN50081 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 inan 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 November 12 1998 anager This page was left intentionally blank Publication No 980824 120 Rev A 1260 120 User Manual Table of Contents CH ei A sss sss ns s EET SPECIFIGATIONS e E MS SS M oe ee te ee Se ee Y lge ele EE Specifications Power Dissipation About MTBF Ordering Information ce INSTALLATION ING TRUG TIONG E Unpacking and Inspection u a SEENEN icon
29. sipated by the remaining cards By using a chassis with high cooling capacity such as the 1261B almost any configuration may be realized The 1260 120 MTBF is 979 058 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 switching capacity Load type resistive inductive capacitive 2 3 4 5 Maximum rated carrying current 6 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 Astronics Test Systems Publication No 980824 120 Rev A 1260 120 User Manual For more details about the above life expectancy factors refer to the data sheet for the switch plug in module The relay used on the 1260 120 plug in is part no 310265 001 The relay manufacturer s specifications for this relay are Life Expectancy Mechanical 5 000 000 operations
30. t its smallest area The listed values are obtained from several tests in laboratories under room temperature conditions 21 C The contact is considered to be in free air The maximum current carrying for the 1260 120 is 22 A e Max operating current The current the contacts can switch while conducting without deteriorating This depends on working conditions such as dissipated heat cooling provisions ambient temperature insulation material etc The maximum operating current for the 1260 120 is 13 A e Recommended continuous current The maximum current recommended for indefinitely long time periods The primary concern here is the heat generated in the relay This specification can be applied for normal working conditions The specification includes a safety margin However there are restrictions in the application of the given values The most important restriction is the cross sectional area of the connecting wire insulation temperature range and wire bundling The recommended continuous current for the 1260 120 is 10 A To install the 1260 120 Switching Module into a 1260 100 Carrier engage the printed circuit board into the grooves of the desired carrier slot Slide the 1260 120 into the carrier until its connector mates with the connector on the carrier backplane Push firmly to fully seat the connector Tighten the two retaining screws at the top and bottom of the 1260 120 plug in Installation Instructions 2 7 1260
31. tion No 980824 120 Rev A 1260 120 User Manual Front Panel Connectors The 1260 120 has two 21 pin front panel connectors labeled J200 and J202 It has one pin for each input and one for each output See Figure 2 2 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 J U A ANS Figure 2 2 Front Panel Connector Pin Numbering Astronics Test Systems Installation Instructions 2 3 1260 120 User Manual Publication No 980824 120 Rev A Table 2 1 1260 120 Front Panel Connections Channel Connector Pin Relay 0 In J200 A 1 0 Out J200 B 1 1 In J200 C 2 1 Out J200 D 2 2 In J200 E 3 2 Out J200 F 3 3 In J200 H 4 3 Out J200 J 4 4 In J200 K 5 4 Out J200 L 5 5 In J200 M 6 5 Out J200 N 6 6 In J200 P 7 6 Out J200 R 7 7 In J200 S 8 7 Out J200 T 8 8 In J200 U 9 8 Out J200 V 9 9 In J200 W 10 9 Out J200 X 10 10 In J201 A 11 10 Out J201 B 11 11 In J201 C 12 11 Out J201 D 12 12 In J201 E 13 12 Out J201 F 13 13 In J201 H 14 13 Out J201 J 14 14 In J201 K 15 14 Out J201 L 15 15 In J201 M 16 15 Out J201 N 16 16 In J201 P 17 16 Out J201 R 17 17 In J201 S 18 17 Out J201 T 18 18 In J201 U 19 18 Out J201 V 19 19 In J201
32. vITO dIOGL 4Od RISOL 701009 uN lt B MOTO ACEL DEEN uN y Sai ad X LOVINOO Sold 07 9Z 0 l N ef wi J x HTH eut F Wu LOVINOO P D 0 E 0 ZL ka NOLLVN9ISI0 31131 FYM ON O3 vdd G3SIA32J ON O3 X3d G3SIA32I 431131 NOISIAJY LNFUUND ANY S9 0P YAGAINN lavd TVOVA HLM AJLUN3O ANY A1gA3SSV TIEVO OVE Y SNIA331S ANRIHS NO 141137 NOISIAJY INIYANO ANY 4990Y ON ASSVARIVIA e 1Tagv1 3AISIHOW NO NOIVNOISSC 131137 JAM WV Nel 913 9 OLD 8 OL 4 VOL V INIOd OL INIOd SI END 1 SALON Astronics Test Systems Optional Harness Assemblies 4 4
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