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Содержание 705

Страница 1: ...Instruction Manual Model 705 Scanner Contains Operating and Servicing Information 705 001 01 Rev F 4 00...

Страница 2: ...S SHALL BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF ITS INSTRUMENTS AND SOFTWARE EVEN IF KEITHLEY INSTRUMENTS INC HAS BEEN ADVISED IN ADVANC...

Страница 3: ...Model 705 Scanner InstructionManual 01982 Keithley Instruments Inc All rights reserved Cleveland Ohio U S A Sixth Printing April 2000 Document Number 705 901 01 Rev F...

Страница 4: ...relay setup in buffer 1 5 1 2 or 4 pole configuration for switching Set time for Alarm output pulse repeats daily Check RAM ROM LEDs Single 705 configuration Daisy chain configuration Daisy chain con...

Страница 5: ...ower up 2 l Environmental Conditions 2 3 Operating Instructions 2 3 Front Panel Controls 2 3 Rear Panel Description 2 5 Basic Front Panel Operation 2 7 Front Panel Programs 2 13 Program 0 Digital I O...

Страница 6: ...8 Display Mode 1 8 Program Scan hlode 3 12 Prefix 3 12 EOI 3 12 Bus Response hlodc SRQ I 13 Trigger Modes 3 35 Programmable Terminator IY 3 15 Inputs i 15 Status Byte Format 3 23 Status Word UO 3 23 F...

Страница 7: ...ReplaceableParts Introduction h l Parts List 6 I Ordering In orniation h I Factory Service 6 I Schematic Diagrams and Component Location Drawings 6 I III...

Страница 8: ...able Parts Figure 6 1 Interconnect Board Component Location Drawing Dwg No 705 160 6 7 Figure 6 2 Display Board Component Location Drawin u Dwg No 705 I 10 6 9 Figure 6 3 I O Board Component Location...

Страница 9: ...age Selection 5 I 6 Replaceable Parts Table 6 1 Index of Modcl 705 Schematics and Component Layouts 6 1 Table 6 2 Display Board 705 I IO Parts List 6 2 Table 6 3 Mother Board 705 103 Parts List 6 3 Ta...

Страница 10: ...es as outputs 1 3 WARRANTY INFORMATION Warranty information is provided on the inside front cover of this manual If there is a need to exercise the warranty contact the Keithley representative in your...

Страница 11: ...e offset current error less than I pAI while guarding ensures that high isolation is maintained be tween input signals The break before make single pole switching of the Model 7058 is designed to main...

Страница 12: ...2 To remove a plug in card unfasten the locking tabs by pull ing both tabs outward Grasp the end of the card and pull it out of the mainframe NOTE Handle the plug in cards by the edges to avoid contam...

Страница 13: ...SCANNER CARD INSTALLED CARD SLOTS r4x SCANNER CARD Figure 2 l Scanner Card Installation 2 2...

Страница 14: ...CTIONS 2 5 1 Front Panel Controls 1 The power ON OFF switch operates on the push push prin ciple Depressing this button turns the instrument on Once the instrument is on pressing releasing this button...

Страница 15: ...refer to paragraph 2 6 Powering the unit down will not change the specified last channel 4 The CONTROL group of buttons consist of the RESET but ton and the INTERVAL button The buttons are described a...

Страница 16: ...ressing the START STOP button When the interval time has been programmed and the user is ready to manually scan the channels press the START STOP button to scan closed and open channel at the programm...

Страница 17: ...UT SERIAL IN I LINE FUSE Lf G O m t cncoaouL IEEE 488 INTERFACE I LINE RATING SLOWSLOW 50 400 Hz AC ONLY 3ll6A 90 125V 25 VA MAX l lOA 195 250V LINE VOLTAGE SELECTED INTERNAL go 1lOV 0 195 235v a 105...

Страница 18: ...the IEEE connector refer to paragraph 3 3 8 The line power fuse is rated as specified in Table 5 l 9 The line power receptacle mates with three wire line cord which provides connections to line voltag...

Страница 19: ...ses it for the programmed interval rate and then opens the channel The sequence is repeated up to and including the pro grammed last channel at this point the Model 705 reverts to the programmed first...

Страница 20: ...at the presently displayed channel the channel re mains closed and turns off the START STOP LED To start the scanning sequence from the presently displayed channel press the START STOP button After t...

Страница 21: ...ly displayed channel the channel re mains closed and turns off the START STOP LED To start the scanning sequence from the presently displayed channel press the START STOP button The START STOP LED tur...

Страница 22: ...scanning currents in the range of picoamps The Model 7058 is a low current scanner plug in card which is field installable in the Model 705 Scanner main frame The card is capable of switching up to 10...

Страница 23: ...on of step 9 the Model 705 scans through the pro grammed channel at the programmed interval rate one time As in the previous examples the scanning sequence can be stopped at any programmed channel by...

Страница 24: ...Up 5 Recall Stored Relay Set Up 6 Pole Configuration I 2 or 4 7 Set Alarm 8 Self Test 90 Stand Alone Instrument 91 Master 92 Slave 99 Reset 8 If too many digits are entered the display begins again at...

Страница 25: ...changing the date is as simple as selecting the date formats For example use the followng procedure to set the date in American date format for November 24 1 Press PRGM Selects program mode and displ...

Страница 26: ...ER is pressed the set up is stored Upon the actuation of step 9 the relay set up that was pro grammed in steps 1 through 8 is now stored in nonvolatile RAM NVRAM The Model 705 then reverts to the prev...

Страница 27: ...to address a system of like cards up to 10 cards in a 5 unit master slave setup Table 2 4 Switching Card Pole Modes Switching Card 7052 7152 7153 7053 7054 7056 7156 7057A 7402 7058 7158 7059 7062 70...

Страница 28: ...while a C indicates that the crosspoint is closed Controlling the matrix from the front panel consists of display ing the desired matrix crosspoint assignment number and closing or opening the crossp...

Страница 29: ...the RAM circuitry the Model 705 dis plays the following for approximately 0 5 seconds I 1 I After this display the Model 705 displays the following I FRIl I If the CRC reveals a problem with the ROM c...

Страница 30: ...ration The slave responds to the commands of the designated master in the configuration The slave unit or units do not have any control in the set up except power on off master and stand alone program...

Страница 31: ...DATE RESET INTERVAL SINGLE CONTINUOUS START STOP Program 0 Program 1 Program 2 Program 3 When the Model Reset Condition All channels are open and the display is set to 1 4 p1 F o Time is not affected...

Страница 32: ...th the IEEE 488 interface the user must make certain that appropriate handler software is present within the controller With the HP 85 computer for example the HP 85 interface card must be used with a...

Страница 33: ...abilities exist only after it has been addressed to talk 4 L Listener Function The ability for the Model 705 to receive device dependent data over the bus from other devices is provided by the L funct...

Страница 34: ...GROUP LISTEN LAG LISTEN ADDRESS GROUP MLA MY LISTEN ADDRESS UNL UNLISTEN TALK TAG TALK ADDRESS GROUP MTA MY TALK ADDRESS UNT UNTALK OTA OTHER TALK ADDRESS ADDRESSED COMMAND GROUP ACG ADDRESSED COMMAN...

Страница 35: ...t low true by a device when it requires service SRQ can be identified by reading the status word 3 2 2 Handshake Lines The handshake group consists of three handshake lines which operate in an interlo...

Страница 36: ...ent Management Management Ground Data Data Data Data Management Ground Ground Ground Ground Ground Ground Ground Numbers in parentheses refer to signal ground return of referenced contact number EOI a...

Страница 37: ...ble The serial poll enable sequence is used to obtain the Model 705 status byte Usually the serial polling sequence is used to determine which of several devices has requested service over the SRQ lin...

Страница 38: ...as sent with a primary address of 12 Now enter the following statement into the HP 85 CLEAR 717 END LINE This time the instrument returns to the power up default con ditions Note that program memory i...

Страница 39: ...7 for status word informa tion Illegal commands do not change the mode of the Model 705 but the status byte condition changes as described in paragraph 3 6 Normal Model 705 commands are covered in th...

Страница 40: ...prefix G4 I O Port sent with prefix G5 I O Port sent without prefix G6 Time Date sent with prefix G7 Time Date sent without prefix G8 Status Word sent with prefix G9 Status Word sent without prefix G...

Страница 41: ...on X T5 Stop on X TG Stat t on External l7 Stop on External GO Channel Data sent with prefix Gl Channel Data sent without prefix G2 Buffer State sent with prefix G3 Buffer State sent without prefix G4...

Страница 42: ...odel 705 out of the display message mode The Model 705 goes into the display mode programmed Notes U Status U Setling UG Alarm U7 Interval U First Last JO Run Debug Test KO EOI sent on last byte out K...

Страница 43: ...C002 Sn Cnnn Sn 4 G3 Sending the G3 command transmits the entire chan nel buffer state without a prefix The format is as follows 001 n 002 n nnn n 5 G4 Sending the G4 command transmits the status of...

Страница 44: ...s described as follows 1 If the instrument receives an illegal device dependent com mand IDDC or illegal device dependent command option IDDCO or if the instrument is not in remote when pro grammed 2...

Страница 45: ...MASK Interval End of Time Scan X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X x SRQ BYTE MSB LSB 1 7 1 6 151 4 1 3 I2 I lo ND OF IEND OF IEND ITIMER I N A DATA ERROR rimer Alarm X X X X...

Страница 46: ...command over the bus The power up default value is the com monly used carriage return line feed CR LF sequence The ter minator assumes this default value upon power up or after the instrument receives...

Страница 47: ...nd Model 705 s daisy chained together If the channel specified in the statement is greater than the programmed last channel the Model 705 gives an IDDCO and then returns to the previously displayed ch...

Страница 48: ...9 l O status port transmitted with prefix I O iii 000 where i input from 0 to 377 octal 0 output from 0 to 377 octal I O status port transmitted without prefix 111 000 Time and date transmitted with p...

Страница 49: ...and display the saved relay set up PROGRAM COMMENTS Output 717 Zlx END LINE Recalls saved relay set up This program and the previous nine step program saved and recalled one relay set up The Model 705...

Страница 50: ...o paragraph 3 5 5 14 Open Channel N The letter N is the command to open a specific channel The format for the open channel command is as follows Nnnn where N Open Channel Command n Number of Channel P...

Страница 51: ...PO Step Mode Pi Single Mode P2 Continuous Mode Programming Example Enter the following statements into the HP 85 to program the Model 705 into the continuous mode REMOTE 717 END LINE OUTPUT 717 P2X EN...

Страница 52: ...are optional 20 Trigger Modes T The trigger commands control the stimulus to be used to start or stop Model 705 program operation Basically the trigger StimUkIS Controls instrument operation much like...

Страница 53: ...u3 u4 u5 U6 u7 Sending the UO command outputs the present chan nel number The present channel number can be sent with or without a prefix depending on the present pre fix mode G Refer to the flowchart...

Страница 54: ...tions listed in the table apply To output the status byte in binary form Figure 3 7 enter the fol lowing program into the HP 85 PROGRAM COMMENTS IO REMOTE 717 END Programs the Model 705 into LINE the...

Страница 55: ...us word will read other bytes shown in reset conditions 7050601006000000 3 8 FRONT PANEL PROGRAMS Table 3 8 outlines the front panel programs that are available to the IEEE 488 interface bus All the f...

Страница 56: ...ure 3 9c is displayed on the front panel of the instrument for about one second 3 10 SCANNING PROGRAM The following program sets the Model 705 for the following parameters 1 Sets programmed first chan...

Страница 57: ...ose in terface bus transceiver U108 and a 75160 general purpose bus transceiver The memory used in this system is shown in the memory map Figure 4 2 Using address lines A13 Al4 and 15 U112 sections th...

Страница 58: ...68A50 6808 ROM ROM NV NV VIA ACIA i DATA BUS u120 U123 u122 Ull8 CONTROL iiu I 0 YlO2 I I I WATCHDOG I L I t IADDRESS DECODER I LSl38 1 GPIB It GPIB t 1 GPIB t IEEE INTERFACE POWER SUPPLY 5v BAT e DI...

Страница 59: ...up clock that is comprised of crystal YlOl NAND gates U109 A B C and D shift register U104 clock chip UIOI and associated circuitry The timing is provided by the 32 768kHz crystal YlOl 4 4 DISPLAY CIR...

Страница 60: ...s special facto v installed transformer 5 3 LINE VOLTAGE SELECTION Set up the Model 705 to operate on the available AC line voltage as follows WARNING To prevent a shock hazard always turn the instrum...

Страница 61: ...F IOTHERBOARD NOTE THE NUMBERS ARE SOME OF THE ITEMS IN TABLE 6 5 FRONT PANEL 4 FRONT PANEL OVERLAY 5 f USHBUtiONS NOTE 6 10 THE MAJOR MECHANICAL PARTS ARE SHOWN IN THIS FIGURE FOR A DETAILED LIST OF...

Страница 62: ...ter as a supple ment to this manual reveals a problem the Model 705 displays the following I laaaaaal This display indicates that there is a problem with the Modei 705 s RAM circuitry If the CRC revea...

Страница 63: ...esses When ordering in clude the following information 1 Instrument Model Number 2 Instrument Serial Number 3 Part Description 4 Circuit Description if applicable 5 Keithley Part Number 6 4 FACTORY SE...

Страница 64: ...icon Transistor 2N4355 PNP Silicon Transistor 2N4355 PNP Silicon Transistor 2N4355 PNP Silicon Transistor 2N4355 PNP Silicon Transistor 2N4355 PNP Silicon Transistor 2N4355 PNP Silicon Transistor 2N43...

Страница 65: ...itF 5OV Ceramic Film lj F 5OV Ceramic Film 33pF lOOOV Ceramic Disc ljtF 5OV Ceramic Film li F 5OV Ceramic Film 33pF lOOOV Ceramic Disc litF 5OV Ceramic Film litF 5OV Ceramic Film litF 5OV Ceramic Film...

Страница 66: ...C BCD to Decimal Decoder 4028 Op Amp LM339 8 stage shift register 14094 Darlington Transistor Array ULN2003 8 stage shift register 14094 GPIB Adapter 9914 GPIB Octal Transceiver SN75161 Quad 2 input N...

Страница 67: ...I O Board 706 173 Parts List Circuit Designation c301 C302 c303 CR301 CR302 CR303 CR304 Q301 R301 R302 R303 R304 R305 R306 u301 U302 u303 u304 u305 P1009 Description lpF 5OV Ceramic Film IpF 5OV Ceram...

Страница 68: ...sembly Shield 4x 3 16 Phil Pan Head Screw 8 per unit Shield to cage Card Guide 4 40x 3 16 Phil Flat Head Screw 8 per unit Guide to cage Card Cage Rear Panel Assembly Card Edge Connector 440x 7 16 Phil...

Страница 69: ...t I F 1 0 09 1 SOL lc e LlW LCONO L tStON U rL ON 1 52 C ELLI ALhJz 4 T 1991 1 1 2 2 3 3 f 4 4 5 5 6 6 e i_ O mI clkYL I El I C I 4 I E I F I G Figure 6 I Interconnect Board Component Location Drawin...

Страница 70: ...6 300MAaIMUM QDS21I DOS212 aDS213 IS217 I 52181 IS2191 UoTE IUSlfA I THE CARI F 7x 30 1 PlUlU 1 ACC r API v nh clnc I Figure 62 Display Board CamPOnent Location Drawing Dwg No 705110 69 6 10 _ __ _ _...

Страница 71: ...A I 8 I C I I E I F I G OLI SOL ON 1 1 I I i w5 I g iI CR301 03 CR302 D3 CR303 03 _ CR304 E3 Figure 63 l O lomh ComPOnent Location Drawing Dwg No 7Obl70 6 11 6 12 3 1 2 3 f 4 5 c...

Страница 72: ...0 r 7 I CR104 El CFilO5 UlO5 W OCll4 II UIIO 3 l 4 UIO ii JlOlO Cl17 III4 In UII5 3 I ICI24 1 Ul22 0 Cl38 0Cl16 OCl2l r 5 r II Ul23 0 Cl39 0 Cl26 0 Cl27 Ull9 EC Ull8 0 Cl29 II Ul26 5 6 I I 0 0 Figure...

Страница 73: ...1 2 3 I 4 5 6 I Figure 6 4 Mother Board Component Location Drawing Dwg No 705 100 sheet 2 of 2 6 15 6 16...

Страница 74: ...HMS M MEGOHMS 2 ALL CAPACITOR VALUES ARE IN MICROFARADS UNLESS OTHERWISE MARKED PF PICOFARADS 3 ALL PUSHBUTTON SWITCHES ARE SHOWN IN THE PUSHBUTTON OUT POSITION DENOTES OlGlTAL COMMON 5 h DENOTES CHAS...

Страница 75: ...PAGE 3 ZONE E4j UI 19 PIN I2 SEE PAGE 3 ZONE ES Ull9 PIN II SEE PAGE 3 ZONE E41 BCD TO ZC DECIMAL I 4 DECODER 2 2 13 6 4028 3 I5 15 Ul27 OE 9 8 611 QS SHIFT REGISTER VDD l6 i 0 5v SHIFT REGISTER voo 1...

Страница 76: ...AY BOARD SCHEMATIC 0705 116 ZONE A6 Ab A6 0 H A5L OUT SV CR105 1 I 4 06 r s I3 2 J P1007 3J PlOO7 l I 3 9b d HI26 5v 3 3K 0 JlOO4 EXT TRIG JIOII PIN SEE PAGE JIOII PIN SEE PAGE I5 2 ZONE I7 2 ZONE 23...

Страница 77: ...ONTROL 4 DENOTES DIGITAL COMMON I ENTER OS225 I I i j 1 I bTINOUS LISTEN DS2I5 9S2tQ I I I l U2C2E SINGLE il E SINGLE il E cHANNE cHANNE DS216 DS216 OS212 OS212 cs213 I iszce cs213 I iszce CSZll CSZll...

Страница 78: ...Z Z V SOW t iIs 3 5 L fD 20 bO KG II I ni 5 cm WY ss j N zocu IZOD AS SOCll I Y AS 0 _ 91 0 M315133M IJIHS Ire 8 ova l I Id 2 Id E Id P Id S Id 9 Id L Id B Id 6 A IIS bl A AI 91 51 bl El1 511 II f 9 3...

Страница 79: ...ON MAINFRAME OF MODEL 705 SEE SCHEMATIC D705 106 PAGE 2 HIGHEST SCHEMATIC SCHEMATIC DESIGNATIONS DESIGNATION USED NOT USED JlOl3 PIOII JIOOI THRU JIOII PI001 THRu PI010 I I I B I C I 4 I E I F I G Fig...

Страница 80: ...o nUnstable qWill not read applied input qOverload flcalibration only qData required qCertificate of Calibration required attach any additional sheets as necessary Show a block diagram of your measure...

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