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List of Tables

3

Card Connections and Installation

Table 3-1

Multi-pin connector card terminal designation cross-reference.................................................................. 3-3

Table 3-2

Mass termination accessories...................................................................................................................... 3-4

5

Service Information

Table 5-1

Verification equipment ............................................................................................................................... 5-2

Table 5-2

Channel to channel isolation tests............................................................................................................... 5-7

Table 5-3

Recommended troubleshooting equipment............................................................................................... 5-11

Table 5-4

Troubleshooting procedure ....................................................................................................................... 5-12

6

Replaceable Parts

Table 6-1

Relay card for Model 7036, parts list.......................................................................................................... 6-3

Table 6-2

Mass-terminated connector card for Model 7036, parts list ....................................................................... 6-5

Table 6-3

Model 7011-KIT-R 96-pin Female DIN connector kit................................................................................6-7

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Содержание 7036

Страница 1: ...al Contains Operating and Servicing Information Model 7036 40 Channel Single Pole Relay Switch Card 7036 901 01 Rev A 4 97 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 TestEquipmentDepot com ...

Страница 2: ... WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE THE REMEDIES PROVIDED HEREIN ARE BUYER S SOLE AND EXCLUSIVE REMEDIES NEITHER KEITHLEY INSTRUMENTS INC NOR ANY OF ITS EMPLOYEES SHALL BE LIABLE FOR ANY DIRECT INDI RECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF ITS INSTRUMENTS AND SOFTWARE EVEN IF KEITHLEY INSTRUMENTS INC HAS BEEN ADVISED IN ADVANCE OF THE POSS...

Страница 3: ...Model 7036 40 Channel Single Pole Relay Switch Card Instruction Manual 1997 Keithley Instruments Inc All rights reserved Cleveland Ohio U S A First Printing April 1997 Document Number 7036 901 01 Rev A ...

Страница 4: ...orporate immediately into the manual Addenda are num bered sequentially When a new Revision is created all Addenda associated with the previous Revision of the manual are incorporated into the new Revision of the manual Each new Revision includes a revised copy of this print history page Revision A Document Number 7036 901 01 April 1997 All Keithley product names are trademarks or registered trade...

Страница 5: ... voltage is present in any un known circuit before measuring Users of this product must be protected from electric shock at all times The responsible body must ensure that users are prevented access and or insulated from every connection point In some cases connections must be exposed to potential human contact Product users in these circumstances must be trained to protect themselves from the ris...

Страница 6: ...t result in personal injury or death Always read the associated infor mation very carefully before performing the indicated procedure The CAUTION heading in a manual explains hazards that could damage the instrument Such damage may invalidate the warranty Instrumentation and accessories shall not be connected to humans Before performing any maintenance disconnect the line cord and all test cables ...

Страница 7: ...TACT POTENTIAL 4µV per contact OFFSET CURRENT 100pA ACTUATION TIME 3ms ISOLATION Channel to Channel 109Ω 25pF Common Mode 109Ω 100pF CROSSTALK 1MHz 50Ω Load 40dB INSERTION LOSS 50Ω Source 50Ω Load 0 3dB below 1MHz 3dB below 10MHz RELAY DRIVE CURRENT per relay 16mA EMC Conforms with European Union Directive 89 336 EEC EN 55011 EN 50082 1 EN 61000 3 2 and 61000 3 3 FCC part 15 class B SAFETY Conform...

Страница 8: ... 1 2 Instruction manual 1 3 Repacking for shipment 1 3 Optional accessories 1 3 2 Relay Switching Basics Introduction 2 1 Basic switch configuration SPST 2 1 3 Card Connections and Installation Introduction 3 1 Handling precautions 3 1 Multi pin mass termination connections 3 2 Typical connection technique 3 4 Typical connection scheme 3 6 Model 7036 installation and removal 3 7 Switch card instal...

Страница 9: ... Environmental conditions 5 2 Recommended equipment 5 2 Switch card connections 5 2 Channel resistance tests 5 3 Offset current tests 5 4 Contact potential tests 5 5 Channel to channel isolation tests 5 5 Common mode isolation tests 5 8 Special handling of static sensitive devices 5 9 Principles of operation 5 9 Block diagram 5 9 ID data circuits 5 10 Relay control 5 10 Relay power control 5 10 Po...

Страница 10: ...odel 7001 channel status display two cards installed 4 3 Figure 4 4 Model 7002 channel status display slot 1 4 3 Figure 4 5 Display organization for relay card channels 4 4 Figure 4 6 Channel assignments 4 4 Figure 4 7 Path isolation resistance 4 7 Figure 4 8 Voltage attenuation by path isolation resistance 4 7 Figure 4 9 Power line ground loops 4 8 Figure 4 10 Eliminating ground loops 4 8 5 Servi...

Страница 11: ...ion Table 5 1 Verification equipment 5 2 Table 5 2 Channel to channel isolation tests 5 7 Table 5 3 Recommended troubleshooting equipment 5 11 Table 5 4 Troubleshooting procedure 5 12 6 Replaceable Parts Table 6 1 Relay card for Model 7036 parts list 6 3 Table 6 2 Mass terminated connector card for Model 7036 parts list 6 5 Table 6 3 Model 7011 KIT R 96 pin Female DIN connector kit 6 7 v ...

Страница 12: ...card with 40 independent channels for greater programming fl xibility Some of the key features include Low contact potential and offset current for minimal effects on low level signals High isolation resistance 1GΩ for minimal load effects Model 7011 KIT R connector kit that includes a 96 pin female DIN connector that will mate directly to the con nector on the Model 7036 or to a standard 96 pin m...

Страница 13: ...ch damage may invalidate the warranty Specifications Model 7036 specifications may be found at the front of this manual These specifications are exclusive of the Model 7001 7002 mainframe specifications Unpacking and inspection Inspection for damage The Model 7036 is packaged in a resealable anti static bag to protect it from damage due to static discharge and from contamination that could degrade...

Страница 14: ...7036 901 00 The manual package includes an instruction manual and any per tinent addenda Repacking for shipment Should it become necessary to return the Model 7036 for repair carefully pack the unit in its original packing carton or the equivalent and include the following information Advise as to the warranty status of the switch card Write ATTENTION REPAIR DEPARTMENT on the shipping label Fill o...

Страница 15: ...ic switch configuration SPST A simplified schematic of the Model 7036 switch card is shown in Figure 2 1 The card consists of 40 independent channels Each channel is made up of a single pole single throw SPST normally open NO switch Figure 2 1 Model 7036 40 channel switch card simplified s hematic IN 1 OUT 1 One of 40 Channels ...

Страница 16: ... to the connector card Model 7036 installation and removal Pro vides the procedures to install and remove the Model 7036 switch card from the Model 7001 7002 main frame Handling precautions To maintain high impedance isolation care should be taken when handling the card to avoid contamination from such for eign materials as body oils Such contamination can substan tially lower leakage resistances ...

Страница 17: ... connector there is no need to separate the connector card from the relay card If the connector card is separated from the relay card carefully mate them together and install the supplied 4 40 screw to secure the cards Make sure to handle the cards by the edges and shields to avoid contamination Terminal identification for the DIN connector of the multi pin connector card is provided by Figure 3 1...

Страница 18: ...37 2c 66 OUT 5 3a 3 OUT 21 24b 56 OUT 37 1c 65 IN 6 4a 4 IN 22 25b 57 IN 38 14c 78 OUT 6 5a 5 OUT 22 26b 58 OUT 38 13c 77 IN 7 21a 21 IN 23 17b 49 IN 39 16c 80 OUT 7 18a 18 OUT 23 18b 50 OUT 39 26c 90 IN 8 8a 8 IN 24 19b 51 IN 40 20c 84 OUT 8 10a 10 OUT 24 20b 52 OUT 40 30c 94 IN 9 4b 36 IN 25 13b 45 chassis 9a 9 OUT 9 5b 37 OUT 25 14b 46 chassis 9b 41 IN 10 12b 44 IN 26 15b 47 nc 22a 22 OUT 10 11...

Страница 19: ...del 7036 uses these pins for signaling Using the 7011 MTC 2 cable with the Model 7036 will short out the system and cause equipment damage NOTE It is recommended that external cir cuitry be connected plugged in after the Model 7036 is installed in the Model 7001 7002 mainframe Installation is covered at the end of this section In Figure 3 2 connections are accomplished using a custom built cable a...

Страница 20: ...assembly Notes Figure 3 3 provides an exploded view showing how the connector with cable is assembled Multi Pin Connector Card Cable Wire directly to instrumentation and DUT 7011 Kit R Connector Kit Cable Hitachi p n N2807 P D 50TAB is a 50 conductor round cable Two of these cables can be used to supply 100 conductors ...

Страница 21: ...e other end will mate to the Model 7036 switch card Con nection details are provided in the Multi pin mass termina tion connections paragraph If adding more Model 7036 cards to a system simply wire them in the same manner as the first Remember that Model 7036 cards installed in the same mainframe are elec trically isolated from each other Figure 3 4 Typical connection scheme for Model 7036 IN 1 In...

Страница 22: ...y card if they are sep arated Install the supplied 4 40 screw to secure the assembly Make sure to handle the cards by the edges and shields to prevent contamination 2 Facing the rear panel of the Model 7001 7002 select the slot that you wish to install the card in 3 Referring to Figure 3 5 feed the switch card into the desired slot so the edges of the relay card ride in the rails 4 With the ejecto...

Страница 23: ...vent damage to the card do not exceed the maximum sig nal level specifications of the card For reactive loads be sure to use voltage clamping and cur rent limiting as explained in the Reactive loads paragraph Maximum signal levels To prevent overheating or damage to the relays never exceed the following maximum signal levels 60VDC 30V rms 42V peak between any two inputs or chassis 1A switched 30VA...

Страница 24: ...odel 7036 relay card It assumes that you are familiar with the operation of the Model 7001 7002 mainframe If you are not familiar with the operation of the mainframe it is recommended that you proceed to Getting Started Sec tion 3 in the Model 7001 or Model 7002 Instruction Manual after reading the following information Load R OUT 1 OUT 2 IN 1 IN 2 A Resistor Clamped AC or DC Voltages OUT 1 OUT 2 ...

Страница 25: ... slot 2 card 2 With two Model 7036 cards installed in the mainframe the 40 channels of each card will be displayed as shown in Figure 4 3 For the Model 7002 channel status LED grids are used for the ten slots The LED grid for slot 1 is shown in Figure 4 4 Figure 4 4 Model 7002 channel status display slot 1 CARD 1 CARD 2 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 Open Channel Closed Channel 7001 Dis...

Страница 26: ...EL assignments are as follows CHANNEL 1 1 Slot 1 Channel 1 CHANNEL 1 20 Slot 1 Channel 20 CHANNEL 2 2 Slot 2 Channel 2 CHANNEL 2 6 Slot 2 Channel 6 These channels are displayed and controlled from the normal display state of the mainframe If currently in the menu structure return to the normal display state by pressing EXIT Figure 4 6 Channel assignments 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1...

Страница 27: ...l specific bit patterns for logic circuits Example SELECT CHANNELS 2 1 M1 Pressing CLOSE will turn on channel 2 1 and the channels that make up channel pattern M1 Refer to the mainframe instruction manual for information on defining channel patterns Scanning channels Channels are scanned by creating a scan list and configurin the Model 7001 7002 to perform a scan The scan list is cre ated in the s...

Страница 28: ...count to the number of channels in the scan list the third command definesthe scan list and the fourth command takes the Model 7001 7002 out of the idle state The following program fragment will perform a single scan of channels 1 through 4 of slot 1 and the channels that make up channel pattern M1 PRINT 1 output 07 rst PRINT 1 output 07 trig coun auto on PRINT 1 output 07 scan 1 1 1 4 M1 PRINT 1 ...

Страница 29: ...cy Thus it is often important that such capacitance be kept as low as possible Although the distributed capacitance of the switch card is generally fi ed by design there is one area where you do have control over the capacitance in your sys tem the connecting cables To minimize capacitance keep all cables as short as possible Magnetic fields When a conductor cuts through magnetic lines of force a ...

Страница 30: ...ecially constructed screen room may be required to sufficiently attenuate the troublesome signal Many instruments incorporate internal filtering that may help to reduce RFI effects in some situations In some cases additional external filtering may also be required Keep in mind however that filtering may have detrimental effects on the desired signal Ground loops When two or more instruments are co...

Страница 31: ...su lators reducing their resistance Also contaminants present in the air can be deposited on the insulator surface To avoid these problems never touch the connector insulating mate rial In addition the Model 7036 card should be used only in clean dry environments to avoid contamination If the connector insulators should become contaminated either by inadvertent touching or from airborne deposits t...

Страница 32: ...cause of the high impedance circuits on the Model 7036 care should be taken when handling or servicing the card to prevent possible contamination that could degrade perfor mance The following precautions should be taken when handling the switch card Do not store or operate the card in an environment where dust could settle on the circuit board Use dry nitrogen gas to clean dust off the card if nec...

Страница 33: ...s All verification measurements should be made at an ambient temperature between 18 and 28 C and at a relative humid ity of less than 70 Recommended equipment Table 5 1 summarizes the equipment necessary for perfor mance verification along with an application for each unit Switch card connections The following information summarizes methods that can be used to connect test instrumentation to the c...

Страница 34: ...nts Channel resistance tests Referring to Figure 5 1 perform the following steps to verify that each contact of every relay is closing properly and that the resistance is within specification 1 Turn the Model 7001 7002 off if it is on 2 Set the Model 2000 to the 100Ω range and connect four test leads to the INPUT and SENSE Ω 4 WIRE input 3 Short the four test leads together and zero the Model 2000...

Страница 35: ...and zero correct the instrument Leave zero correct enabled for the entire procedure 5 Turn on the Model 7001 7002 6 Program the Model 7001 7002 to close channel 1 1 7 On the Model 6517A disable zero check and verify that it is 100pA This measurement is the common mode leakage current of the channel 8 On the Model 6517A enable zero check 9 Repeat the basic procedure in steps 1 through 8 to check th...

Страница 36: ...t is the contact potential of the channel 8 Repeat the basic procedure in steps 1 through 7 to test the rest of the channels of the Model 7036 Channel to channel isolation tests These tests check the leakage resistance isolation between adjacent channels A channel is simply the circuit from the input IN to the output OUT that results by closing the channel relay In general the test is performed by...

Страница 37: ...ct the Model 6517A from channels 1 and 2 and in a similar manner reconnect it to channels 2 and 3 electrometer high to channel 2 and voltage source high to channel 3 13 Install the card in slot 1 CARD 1 of the Model 7001 7002 if it is not already installed 14 Turn on the Model 7001 7002 and program it to close channels 1 2 and 1 3 15 On the Model 6517A turn on the voltage source 16 After allowing ...

Страница 38: ...o Channel 19 Channels 18 and 19 1 18 and 1 19 19 Channel 19 to Channel 20 Channels 19 and 20 1 19 and 1 20 20 Channel 20 to Channel 21 Channels 20 and 21 1 20 and 1 21 21 Channel 21 to Channel 22 Channels 21 and 22 1 21 and 1 22 22 Channel 22 to Channel 23 Channels 22 and 23 1 22 and 1 23 23 Channel 23 to Channel 24 Channels 23 and 24 1 23 and 1 24 24 Channel 24 to Channel 25 Channels 24 and 25 1 ...

Страница 39: ...source for 42V Make sure the voltage source is still off 6 Place the Model 6517A in the R measurement function 7 Turn on the Model 7001 7002 and program the main frame to close channel 1 1 slot 1 channel 1 8 On the Model 6517A turn on the voltage source 9 After allowing the reading on the Model 6517A to settle verify that it is 1GΩ This measurement checks the common mode isolation of channel 1 10 ...

Страница 40: ...evices 3 Handle the devices only by the body do not touch the pins 4 Any printed circuit board into which the device is to be inserted must f rst be grounded to the bench or table 5 Use only anti static type de soldering tools and grounded tip soldering irons Principles of operation The paragraphs below discuss the basic operating principles for the Model 7036 and can be used as an aid in troubles...

Страница 41: ...of f ve bytes for each card are shifted in serial fashion into latches located in the card relay driver ICs The serial data is clocked in by the CLK line As data overf ows one register it is fed out the Q s line of the register down the chain Once all f ve bytes have shifted into the card the STROBE line is set high to latch the relay information into the Q out puts of the relay drivers and the ap...

Страница 42: ...le pins are high disabling the relays After the reset condition elapses 200msec PRESET goes high while Q out stays high When the f rst valid STROBE pulse occurs a low logic level is clocked into the D type f ip f op setting Q out low and enabling all relay drivers simultaneously Note that Q out stays low enabling relay drivers until the 68302 processor goes into a reset condition Troubleshooting T...

Страница 43: ...ate de soldering tool such as a solder sucker to clear each mounting hole completely free of solder Each relay pin must be free to move in its mounting hole before removal Also make certain that no burrs are present on the ends of the relay pins Table 5 4 Troubleshooting procedure Step Item component Required condition Comments 1 GND test point C114 All voltages referenced to digital ground GND pa...

Страница 44: ...ent parts contact your Keithley representative or the factory see inside front cover for addresses When ordering parts be sure to include the following information 1 Card model number 7036 2 Card serial number 3 Part description 4 Circuit description if applicable 5 Keithley part number Factory service If the card is to be returned to Keithley Instruments for repair perform the following 1 Complet...

Страница 45: ...st Relay Card for Model 7036 7036 100 Component Layout Relay Card for Model 7036 7036 106 Schematic Relay Card for Model 7036 Table 6 2 Parts List Mass Terminated Connector Card for Model 7036 7035 170 Component Layout Mass Terminated Connector Card for Model 7036 7036 176 Schematic Mass Terminated Connector Card for Model 7036 Table 6 3 Parts List Model 7011 KIT R 96 pin Female DIN Connector Kit ...

Страница 46: ... CERAMIC C 64 150P C109 111 CAP 1µF 20 50V CERAMIC C 237 1 C110 CAP 0 001µF 20 500V CERAMIC C 22 001 C122 124 CAP 10µF 20 100 25V ALUM ELEC C 314 10 J1002 1003 CONN 48 PIN 3 ROW CS 736 2 K101 140 RELAY ULTRA SMALL POLARIZED TF2E 5V RL 149 P2001 CONN 32 PIN 2 ROW CS 775 1 Q101 TRANS NPN PWR TIP31 T0 220AB TG 253 Q102 TRANS N CHAN MOSPOW FET 2N7000 T0 92 TG 195 R101 102 RES 560 10 1 2W COMPOSITION R...

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Страница 51: ...R SHIELD 2 56X3 16PPH 2 56X3 8 PHILLIPS PAN HEAD SCREW FOR BRACKET 2 56X3 8PPH 2 56X7 16 PHILLIPS PAN HEAD SCREW FOR SHIELD AND SHIMS 2 56X7 16PPH 4 40X1 4 PHILLIPS PAN HEAD SEMS SCREW RELAY BOARD TO CONNECTOR BOARD 4 40X1 4PPHSEM BRACKET 7011 307 CONNECTOR SHIM 7011 309A SHIELD 7011 311A STANDOFF ST 203 1 J1004 CONN 96 PIN 3 ROW CS 514 P1002 1003 CONN 48 PIN 3 ROW CS 748 3 ...

Страница 52: ...DUCT STRUCTURE 1 1 A B C D D C B A 4 3 2 4 3 2 DATE ENG REVISION ECA NO LTR QTY NEXT ASSEMBLY MODEL USED ON NO FRAC 1 64 ANG 1 XXX 005 XX 01 DIM TOL UNLESS OTHERWISE SPECIFIED DIM ARE IN IN UNLESS OTHERWISE NOTED CLEVELAND OHIO 44139 KEITHLEY INSTRUMENTS INC KEITHLEY DO NOT SCALE THIS DRAWING APPR D R N SCALE DATE P G TITLE NO C 2 18 97 1 1 CAB 7035 170 1 OF 1 7 0 3 5 1 7 0 COMPONENT LAYOUT CONNEC...

Страница 53: ......

Страница 54: ... 7011 KIT R 96 pin Female DIN connector kit Circuit designation Description Keithley part no 96 PIN FEMALE DIN CONNECTOR CS 787 1 BUSHING STRAIN RELIEF BU 27 CABLE ADAPTER REAR EXIT INCLUDES TWO CABLE CLAMPS CC 64 CONNECTOR HOUSING CS 788 ...

Страница 55: ...s clean 4 9 M Magnetic fields 4 7 Mainframe control of relay card 4 2 Manual addenda 1 2 Maximum signal levels 4 1 Measurement considerations 4 7 Model 7036 installation and removal 3 7 Multi pin mass termination connections 3 2 O Offset current tests 5 4 Operation 4 1 Optional accessories 1 3 Ordering information 6 1 P Parts lists 6 1 Path isolation 4 7 Performance verification 5 2 Power limits 4...

Страница 56: ...ing 5 11 Troubleshooting access 5 11 Troubleshooting equipment 5 11 Troubleshooting procedure 5 12 Typical connection scheme 3 6 Typical connection technique 3 4 U Unpacking and inspection 1 2 W Warranty information 1 1 ...

Страница 57: ...Unstable Will not read applied input Overload Calibration only CertiÞcate of calibration required Data required attach any additional sheets as necessary Show a block diagram of your measurement system including all instruments connected whether power is turned on or not Also describe signal source Where is the measurement being performed factory controlled laboratory out of doors etc What power l...

Страница 58: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A ...

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