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Содержание 197

Страница 1: ...excess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Ready to ship TAR certified secure asset solutions Expert team I Trust guarantee I 100 satisfaction All trademarks brand names and brands appearing herein are the property of their respe...

Страница 2: ...on Manual Model 197 Autoranging Microvolt DMM 0Keithley Instruments Inc Cleveland Ohio U S A Document Number 197 901 01 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 3: ...mA 0 5 V 001 2 0 0 2 3 2 kR 1OmR 2mA 4 0 V 0 01 2 0 018 2 20 kQ lOOmR 400pA 4 0V 0 014 2 0 026 2 200 kR 1 R 40pA 4 0V 0 014 2 0 026 2 2MR 10 n 4 aA 4 0V 0 02 2 0 035 2 20MR 100 R 400nA 4 0V 0 10 2 0 12 2 200MR 10 kR 400 nA 5 0V 2 00 1 2 00 1 When properly zeroed CONFIGURATION Automatic 2 or 4 terminal MAXIMUM ALLOWABLEINPUT 450V dc or peak ac 10 seconds per minute 350V OPEN CIRCUIT VOLTAGE 5V DIOD...

Страница 4: ...ower 2 2 Battery Charging 2 2 Front Panel Familiarization 2 2 Display 2 2 Front Panel Controls 2 3 Input Terminals 2 3 Current Fuse Replace 2 3 ErrorMessages 2 4 Operating Conditions 2 4 Environmental Conditions 2 4 Maximum Allowable Inputs 2 4 WarmUp 2 4 Basic Bench Measurements 2 4 PowerUp 2 5 Relative Mode 2 5 ent 2 6 TRMS AC Voltage Measurements 2 6 Microvolt Measurement Considerations 2 7 Res...

Страница 5: ... 1 Multiplexer 4 1 Input Buffer Amplifier 4 1 4 1 4 1 4 4 AC Converter 4 5 4 5 4 5 4 6 PIA 4 6 Display Board Digital Calibration 4 6 Model 1978Battery Option 4 7 SECTION 5 MAINTENANCE Introduction 5 1 Top Cover Removal Installation 5 1 5 2 Battery Pack Model 1978 Installation 5 1 Line Voltage Selection Fuse Replacement 5 2 Line Fuse Replacement 5 2 Current Fuse Replacement 5 2 Front Panel Calibrat...

Страница 6: ...isplay 6 1 6 2 6 3 6 4 6 5 SECTION 6 REPLACEABLE PARTS Introduction Replaceable Parts Ordering Information Factory Service Schematic Diagrams and Component Location Drawings 5 9 5 9 5 9 6 1 6 1 6 1 6 1 6 1 Ill Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 7: ...sfor Resistance Verification 3 3 Limitsfor DC Current Verification 3 4 Limits for DC Voltage Verification 3 2 Limits for AC Current Verification 3 6 Recommended Calibration Equipment DC Voltage Calibration ACVoltageCalibration Resistance Calibration Recommended Troubleshooting Equipment Model 197Troubleshooting Mode Power Supply and Battery Pack Model 1978 Checks DisplayBoardChecks A D Converter C...

Страница 8: ...ons forAC Current Verification 2OOOmAto 10A 3 6 Simplified Block Diagram 4 2 4 3 Input Configuration During 2 and 4 Terminal Resistance Measurements 4 4 Resistance Measurement Simplified Circuit 4 5 A D Converter 4 6 JFETMultiplexer 4 3 Simplified Schematic of the Input Buffer Amplifier 5 3 DCI I TJ II O N REVISION C 5 5 5 5 DC Voltage Calibration Configuration 5 7 AC Voltage Calibration Configura...

Страница 9: ...s are found replace with test leads that have the same measure of safety as those supplied with the instrument For optimum safety do not touch the test leads or the instrument while power is applied to the circuit under test Turn the power off and discharge all capacitors before connecting or disconnecting the instrument Always disconnect all unused test leads from the instrument Do not touch any ...

Страница 10: ...ercise the warranty contact your Keithley representative or the factory to determine the proper course of action Keithley In struments maintains service facilities in the United States United Kingdom and throughout Europe Information con cerning the application operation or service of your instru ment may be directed to the applications engineer at any of these locations Check the inside front cov...

Страница 11: ...t was not damaged in transit see paragraph 1 7 Carefully read over all safety information see Section 2 Basic Operation Refer to paragraph 2 3 LinePower and set the line voltage switch Plug the power cord into a properly grounded receptacle If the Model 1978 is installed the charging circuit is activated Acquaint yourself with the front panel controls as follows 1 Turn on the instrument using the ...

Страница 12: ...niature alligator clips with boots MODEL 1972 ANALOG OUTPUT IEEE 488 INTERFACE The Model 1972 is an optional IEEE 488 interface that in cludes all of the logic necessary to interface the Model 197 to the IEEE 488 bus The Model 1972 is similar to the Model 1973however it contains an analog output The analog out put is a scaled output that follows the display of the Model 197 The Model 1972 is field...

Страница 13: ...re per 1 Set the LINE VOLTAGE switch on the back of the instru ment to correspond to line voltage available Ranges are 105V 125V or 210v 250V 50 60Hz AC CAUTION Connect only to the line voltage selected Application of incorrect voltage can damage the instrument sonal injury or death If the meter is con nected to a high energy circuit when set to a current range low resistance range or any other lo...

Страница 14: ...ciator on Do not make measurements with BAT annunciator on as the readings may be erroneous If the battery pack is not maintaining a charge BAT off for five hours after a full 10 hour charge cycle do the following A Disconnect the Model 197 from line power B Turn on the Model 197 and leave it on to completely discharge the battery pack C Connect the Model 197 to line power and charge the battery p...

Страница 15: ...ored in buffer loca tions 01 to 102 They are depicted on the front panel as follows Buffer location 1is represented ___ by n 01 AC DC This button is used along with the volts V cur rent A and dB functions Depressing in this button selects AC releasing out this button selects DC AC 2 is invalid condition See Table 2 1 V Depressing this button selects the volts function 0 Depressing this button sele...

Страница 16: ...lists the error messages associated with basic front panel operation Note that the instrument has a number of other messages that are discussed in the appropirate sections of the manual 2 6 OPERATING CONDlTlONS 2 6 1 Environmental Conditions All measurements should be made at an ambient temperature within the range of 0 C to 50 C and with a relative humidity I L C E r r Q11 Invalid D Function Basi...

Страница 17: ...to section 5 7 1 2 7 2 Relative Mode When the relative mode is selected with an on scale reading on the display the following occurs 1 The REL annunciator is displayed 2 The next reading is stored 3 This reading is algebraically subtracted from all subse quent readings and displayed A REL level can be established for any measurement function Volts Ohms Amps and dB and is effective only on that fun...

Страница 18: ...elect a higher range until a normal reading is displayed Always use the lowest possible range for the best resolution 6 Take the reading from the display The term when properly zeroed means that the user must establish a proper baseline for subsequent measurements on that range To zero the Model 197 use the following pro cedure 1 Short the INPUT HI and LO test leads together 2 Wait until the displ...

Страница 19: ... The displayed noise of the Model 197 is 1 5pV peak to peak This noise is inherent in the Model 197 and is the minimum amount present in all measurements The 1 5pV of noise is due to the instrument voltage noise The noise at the Model 197input increases beyond this minimum when the noise current passes through a resistor thus generating a voltage noise The total noise becomes a function of the sou...

Страница 20: ... on the 2003 2k3 and 2Ok3 ranges it is recommended that 4 terminal measurements be made to eliminate errors caused by the voltage drop across the test leads that occurs when 2 terminal measurements are made To make resistance measurements proceed as follows Range 200 2 k 20 k 200 k 200M 1 Connect the test leads to the HI and LO INPUT terminals If four wire measurements are to be made connect an ad...

Страница 21: ...nect the test leads to the 10A and LO terminals of the Model 197 Refer to Figure 2 7 NOTE The test leads used must be rated to handle 20A Twist the wires as shown in Figure 2 7 to help in minimizing external fields which could affect the Model 197 or other equipment Also keep the test leads as short as possible to minimize voltage drop B Select the ACA or DCA function C Select the 10A range The am...

Страница 22: ...8 AC Plus DC Measurements 2 7 9 dB Measurements The dB function makes it possible to compress a large range of readings into a much smaller scope The relationship bet ween dB and voltage can be expressed by the following equa tion VIN dB 20 log VREF Tables 2 4 and 2 5 list the dB specifications for DC volts and AC volts The Model 197can make dB measurements referenced to the standard 600Q impedanc...

Страница 23: ...om the display of the Model 197 20Hz 10kHz 2 00 0 85 0 18 0 18 Accuraci 10kHz 2OkHz 3 00 1 10 0 18 0 18 k dBw 50kHz ZOkHz 2 00 0 28 0 28 5OkHz 100kHz 0 65 0 50 dBm Measurements with Other Reference Impedances dBm measurements can be made with other reference im pedances The most convenient method for using other reference impedances is to algebraically subtract the calculated dB offset for the des...

Страница 24: ...level for that source is 57 8dBm The O 1dBm error is considerably better than the 2dBm specification The specifications are intended to cover worst measurement conditions Table 2 6 Levels for Other Reference Impedances I Reference 1 Reference Voltage I Offset Impedance I I I Q2 8 50 75 150 300 Vref for OdBm Level for OdBm OdBW 0 0894 2 828 0 2236 0 2739 0 3873 0 5477 0 7746 1 oooo 600QRef OdBm OdB...

Страница 25: ...wing during that logging cycle Notice that the longer the RCL button is held in the faster the data points scroll on B Release the RCL button at the desired data point and note the reading data on the display The data pointer can be incremented by steps of one by momentarily holding in the RCL button reading rates will scroll on the display rate meaning r 0 every reading r l 1rdg sec r 2 1rdg lo s...

Страница 26: ...e Thus the crest factor specifies the dynamic range of a TRMS instrument For sinusodial waveforms the crest factor is 1 414 For a symmetrical square wave the crest 0 707 0 637 K 1 11 factor is unity The crest factor of other waveforms will of course depend on the waveform in question because the ratio of peak to RMS value varies For example the crest factor of a rec tangular pulse is related to it...

Страница 27: ...1M loot 10K E 1K 100 10 0 N 0 w 1 A L 0 0 U U w B I 4 t I t i t 1 I 0 m 0 c in Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 28: ... Sawtooth Ac Coupled Peak Value 1ov 1ov 1ov 1ov 1ov 1ov 1ov RMS Value 7 07V 5 00V 7 07V 1o oov 5 00V 1ov 5 77v Average Responding Meter Reading 7 07V 3 53v 7 07V 11 1ov 5 55v 11 1V q 5 55v Ac Coupled TRMS Meter Reading 7 07V 5 00V 7 07V 1o oov 5 00V 1ov 5 77v Averaging Meter Percent Error 0 29 4 0 11 117c 1 11 1 x 100 3 8 2 16 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOUR...

Страница 29: ... o 10MQrange 50 05 o 1OOMQ 1OOOV range 1OHz 30Hzk0 12 50kHz lOOkHz tO IO 1OOV max I 1OOkHz 10 VHz 750V max 13kHz 107VHz 0 5 3 2 ENVIR0NMENTAL C0NDITI0NS All measurements should be made at an ambient temperature between 18 C and 28 C 65 F to 82 F with a relative humidity less than 80 3 3 RECOMMENDED TEST EQUIPMENT Equipment for verifying the performance of the Model 197is listed in Table 3 1 Altern...

Страница 30: ... 200mV 2 v 20 v 200 v 1000 v Applied DC Voltage 200 000mV 2 00000 v 20 0000 v 200 000 v 1000 00 v Allowable Readings 18OCto 28OC 199 965 to 200 035 1 99976 to 2 00024 19 9968 to 20 0032 199 968 to 200 032 999 68 to 1000 32 I The limits shown do not include test equipment tolerances 3 5 2 AC Voltage Accuracy Check CAUTlON Do not exceed 750V RMS IOOOV peak 107VHz between HI and LO INPUT ter minals o...

Страница 31: ...able 3 4 10kHz 198 600 to 201 400 1 98600 to 2 01400 19 98600 to 20 1400 199 860 to 201 400 740 50 to 759 50 2OkHz 196 750 to 203 250 1 96750 to 2 03250 19 6750 to 20 3250 196 750 to 203 250 50kHz 189 600 to 210 400 1 93600 to 2 06400 19 3600 to 20 6400 193 600 to 206 400 100kHz 189 600 to 210 400 1 93600 to 2 06400 19 3600 to 20 6400 5 Connect a 1 9kn calibration resistor to the instrument as sho...

Страница 32: ...ed in Table 3 5 6 Switch the Model 197 to the 200mA range Set the calibrator to output 200 000mA Verify that the displayed reading is within the limits specified in Table 3 5 7 Switch the Model 197 to the 2000mA range Set the calibrator output 2000 00mA Verify that the reading is within the limits specified in Table 3 5 8 Set the Model 197 to the 10A range Connect the DC cur rent to the 10A and LO...

Страница 33: ...to the 200pA range Verify that the displayed reading is within the limits specified in Table 3 6 Change the Model 197 to the 2mA range Set the calibrator to output 2 00000mA Verify that the displayed reading is within the limits specified in Table 3 6 Change the Model 197 to the 20mA range Set the calibrator to output 20 0000mA Verify that the displayed reading is within the limits specified in Ta...

Страница 34: ...o 5 0850 50Hz 198 300 to 201 700 1 98300 to 2 01700 19 8300 to 20 1700 198 300 to 201 700 1983 00 to 2017 00 4 9400 to 5 0600 I 5kHZ 195 750 to 204 250 1 95750 to 2 04250 19 5750 to 20 4250 198 270 to 201 730 1982 70 to 2017 30 4 9400 to 5 0600 0f o INPUT LO OUTPUT LO HI OUTPUT MODEL 197 HI INPUT AC VOLTAGE CALIBRATOR CALIBRATOR LO CURRENT MODEL 2500E MODEL 343A Figure 3 7 Connections for AC Curre...

Страница 35: ...he input multiplexer buffer amplifier 2V reference and A D con D and E act as a constant CWTent Source to minimize the verter circuits These circuits may be found on schematic diagram number 197 106 located at the end of this manual Zener voltage variations R121D E and F is then used to divide down the 6 4v to 2v 4 3 1 Multiplexer The multiplexer connects one of four signals to the buffer amplifie...

Страница 36: ... i 4 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 37: ... measurements are made using the ratiometric technique see Figure 4 4 When the resistance function is selected a series circuit is formed between the ohms source a reference resistor and the external unknown resistance An ohms source of 4 3V is obtained by placing a protection diode CR101 in series with a 5V supply and the ratiometric net work A current then flows through the reference resistor an...

Страница 38: ... slope analog to digital converter A simplified schematic of the AID used in the Model 197 is shown in Figure 4 4 with an associated waveform Refer to schematic 197 106 for detailed compo nent location The charge balance phase begins when the input enable disable line is set high This occurs at the end of a software generated delay period that allows the signal to set tle after the appropriate mul...

Страница 39: ... of the microcomputer and associated digital circuitry For more complete circuit details refer to schematic diagram number 197 106at the end of this manual 4 4 1 Microcomputer The microcomputer centers around the 146805E2 CMOS microprocessor It is an 8 bit microprocessor with direct ad dressing of up to 8k bytes on a shared address and data bus Timing of the microprocessor is accomplished by the u...

Страница 40: ... a nonvolatile elec trically alterable read only memory U113 and are read on power up of the instrument There is one constant for each range on DCV ACV and 0 except for the 750VAC range which uses the constant from the 2V range On the DCA and ACA functions the 200mV DC and 200mV AC constants are used respectively 4 4 4 Display Board 4 6 POWER SUPPLY The LCD display is driven by a flat pack LCD con...

Страница 41: ...ff switch is off Fullwave rectified voltage from CR107 is applied to R102 and BTlOl to charge the batteries Q l O l acts as a current sink if the charging current rises above 150mA The batteries are of the quick recharge type and will charge in 8 to 10hours With the instrument turned on the batteries will trickle charge at approximately 40mA With the battery pack installed the negative supply is g...

Страница 42: ...ther or damage to the batteries may occur The top cover of the Model 197must be removed in order to service the unit or install the Model 1978battery pack and or the Model 1973or Model 1972IEEE 488 interface Proceed as follows 5 Connect the red battery lead to the RED terminal pin on the battery board Connect the black battery lead to the BLK terminal pin on the battery board WARNING Disconnect th...

Страница 43: ...h J1008 and may cause personal injury Guide the terminals of P1008 and firmly push down on that end of the board to mate the connectors Push down on the other side of the interface board until it snaps onto the rear most standoff Make sure the board is properly seated on the other two standoffs Reinstall the modified top cover 5 Reinstall the top cover as explained in paragraph 5 2 5 5 2 Current F...

Страница 44: ...NEL L A B E l M C 372 I HOLDER BODY FH 21 I CURRENT FUSE CURRENT FUSE 1 CARRIER 1 FH 25 I Figure 5 1 Model 197 Miscellaneous Parts 5 3 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 45: ...l 5 6 1 Recommended Calibration Equipment Ccilibratioii may be performed using the ecpipment listed in Table 5 1 Alternate calibration equipmeiit ii ay be uscd as long as the equipment s accuracy is at least as good as the syccificatioiis listed in Table 3 1 5 6 2 Environmental Conditions 5 6 3 Calibration Switch WARNING Some procedures require the use of high voltage Take care to prevent contact ...

Страница 46: ...th the Model 197 still in the calibration mode C annun ciator on connect the AC voltage calibrator to the Model DC VOLTAGE CALIBRATOR MODEL 5440 MODEL 197 Figure 5 3 DC Voltage Calibration Configuration Table 5 2 DC Voltage Calibration Range 200mV 2 v 2 v 20 v 200 v 1000 v Calibrator Voltage 190 000mV 1 90000 v 1 90000 v 19 0000 v 190 000 v 1000 00 v Model 197 Reading 190 000mV 1 90000 v 1 90000 v...

Страница 47: ...t the circuit components will be close to normal operating temperature The three trimmer capacitors C103 C105 and C107 are accessible through the shield The shield and PC board must be secured to the bottom cover in order to pre vent movement This asssembly can be secured with two screws and nuts not supplied Route the screws through the bottom cover through the two brown spacers to the shield Sec...

Страница 48: ...short Press REL REL annunciator turns on 5 Set the calibrator to output 1 9kQ Adjust the display for a reading of 1 90000kn 6 Press the REL button and note that the REL annunciator turns off 7 Select the 20kQrange and set the resistance calibrator out put zero ohms short Press REL REL annunciator turns on 8 Set the calibrator to output 19kQ Adjust the display for a reading of 19 0000kQ Press REL R...

Страница 49: ... before going into the measurement mode During this display the Model 197 goes through a check of the RAM circuitry and a check of the NVRAM circuitry If the RAM circuitry has a problem the Model 197 locks up with all zeroes Refer to Table 2 1 If the NVRAM test fails the following message is displayed cErr 4 If no problem is found by the RAM and NVRAM checks the Model 197 goes into the measurement...

Страница 50: ...git and the STO p and A annunciators are displayed are displayed a fl I 9 C el I d Figure 5 7 Segment Identification Troubleshooting Test Modes The troubleshooting mode is designed to switch on various switching FETs transistors relays and logic levels to allow signal tracing through the in strument The first displayed mode reflects the selected func tion and range For example assume that Oul is d...

Страница 51: ...104 0107 0118 0104 0107 0118 0104 0107 0118 0104 0107 0118 200rnVAC ou1 l u l 2u1 3u1 XI XI XI XI x5 x5 x5 x5 0111 0112 0113 0112 2VAC ou2 1u2 2u2 3u3 XI XI XI X I X I XI X I XI 0111 0112 0113 0112 0104 0107 0118 0104 0107 0118 0104 0107 0118 0104 0107 0118 20VAC Ou3 1u3 2u3 3u3 X I XI XI XI XI X I XI XI 0 0 0 0 0 0 0 0 0 0 0 0 ___ 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0111 0112 0113 0112 0111 0112 0113...

Страница 52: ...tective containers only at a properly grounded work station Always ground yourself with a suitable wriststrap 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 in serted must also be grounded to the bench or work station 5 Use only grounded type solder suckers 6 Use only a grounded type soldering iron 7 Once the device is install...

Страница 53: ...pin 3 U116 pin 2 Q126 Emitter 0123 Emitter or J1009 pin 7 Q101 Base UlOl pin 8 U102 pin 7 Reauired Condition Set to 115V or 230V as required Continuity Plugged into proper line recep tacle power on 13V to 16 5V 6 4 f5 6 4 5 1ov f 10 15V l o 6 4V l o 6 4V l o 9 ov 5 5v 5 5v 5 5 0V f 5 5 0V f10 0 6V while charging Power switch off 10 8V Line cord disconnected battery pack charged and power on 5V wit...

Страница 54: ...ately every 150msec O V to 5V 50msec and 100msec pulses Remarks Crystal Frequency Y101 A I D tirnebase and pP address strobe Clocks for U117A Minimum pulse generator signal Generates set for U117A proper phase of Q4 and Q3 required Timebase for real time pP interrupt S1 input of U118B Comparator Output Charge Balance Charge Balance Current Control U124 Timer Input Single Slope Control Line Integra...

Страница 55: ...plicable 5 Keithley Part Number 6 4 FACTORY SERVICE If the instrument is to be returned to the factory for service photo copy and complete the service form which follows this section and return it with the instrument 6 5 SCHEMATIC DIAGRAMS AND COMPONENT LOCATION DRAWINGS The component location drawings and schematic diagrams are presented as follows Figure 6 2 Model 1978 Battery Pack Component Loc...

Страница 56: ...DOW BEZEL 175 305 1 1 I J MASK 175 306 __LCD DD 36 RETAINER 175 307 Figure 6 1 Display Assembly Exploded View 6 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 57: ...0 Conductor Resistor 4 7f2 lo IW Fixed Fusible Wound Resistor 4 7Q2 YO 1 4W Composition Resistor 44 2k 1 1 8W Metal Film Resistor 37 4k 1YO 1 8W Metal Film Resistor 1 2M 5 1 4W Composition Transistor NPN High Voltage TIP 49 Voltage Converter S17661CJ Voltage Comparator LM393 Heat Sink used on UlOl Standoff Battery Board to Shield Location Sch Pcb D2 D3 B4 C4 D3 C4 Location ch Pcb B3 D2 E4 D3 C4 D2...

Страница 58: ...Figure 6 2 Model 1978 Battery Pack Component Location Drawing Dwg No 1978 100 6 7 64 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 59: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 60: ...Figure 6 3 Mother Board Component Location Drawing Dwg No 197 100 sheet 1 of 2 6 916 10 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 61: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 62: ...Figure 6 3 Mother Board Component Location Drawing Dwg No 197 100 sheet 2 of 2 6 11 6 12 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 63: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 64: ...Figure 6 4 Display Board Component Location Drawing Dwg NO 197 110 6 1316 14 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 65: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 66: ...Figure 6 5 Mother Board Schematic Diagram Dwg No 197 106 sheet 1 of 21 6 1516 16 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 67: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 68: ...Figure 6 5 Mother Board Schematic Diagram Dwg No 197 106 sheet 2 of 2 6 17 6 18 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 69: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 70: ...Figure 6 6 Display Board Schematic Diagram Dwg No 197 116 6 19 6 20 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 71: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 72: ...Figure 6 7 Model 1978 Battery Pack Schematic Diagram Dwg NO 1978 106 6 2116 22 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 73: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 74: ... SARL 3 Allee des Garays B P 60 91124 Palaiseau Z I Keithley InstrumentsBV Avelingen West 49 4202 MS Gorinchem P O Box 559 4200 AN Gorinchem 01830 35333 Keithley Instruments SA Kriesbachskr 4 8600 Dubendorf 01 821 9444 Telex 828 472 Fax 0222 315366 Keithley Instruments GesmbH Rosenhugelstrasse 12 A 1120 Vienna 0222 84 65 48 Telex 131677 Fax 0222 tLz035 7 Keithley Instruments SRL Viale S Girnignano...

Страница 75: ...quipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentation Artisan Scientific Corporation dba Artisan Technology Group is not an affiliate representative or authorized distributor for any manufacturer listed herein We re here to make your life easier How...

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