Calibration
2-23
Step 4. Channel 2 input offset voltage calibration
1.
Install a triax shielding cap on the channel 2 INPUT jack.
2.
Send this command to calibrate channel 2 input offset voltage:
:CAL:PROT:SOUR2:OFFS
Step 5. Channel 2 voltage source calibration
Follow these steps to calibrate the channel 2 voltage bias source.
summarizes
channel 1 calibration voltages and commands.
1.
Connect the DMM to the Model 2500 channel 2 OUTPUT and INPUT LO termi-
nals, as shown in
2.
Select the DMM DC voltage function, and enable auto-range.
3.
Send this command to turn on the channel 2 output:
:OUTP2 ON
4.
Send the following command to select the channel 2 10V voltage bias range:
:SOUR2:VOLT:RANG 10
5.
Send the following command to 10V:
:SOUR2:VOLT 10
Table 2-8
Channel 1 remote voltage bias calibration summary
Voltage bias
range
Calibration
voltages
Calibration commands
10V
+10V
0V
-10V
:OUTP1 ON
:SOUR1:VOLT:RANG 10
:SOUR1:VOLT 10
:CAL:PROT:SOUR1 <DMM_Reading>
:SOUR1:VOLT 0
:CAL:PROT:SOUR1 <DMM_Reading>
:SOUR1:VOLT -10
:CAL:PROT:SOUR1 <DMM_Reading>
100V
+100V
0V
-100V
:SOUR1:VOLT:RANG 100
:SOUR1:VOLT 100
:CAL:PROT:SOUR1 <DMM_Reading>
:SOUR1:VOLT 0
:CAL:PROT:SOUR1 <DMM_Reading>
:SOUR1:VOLT -100
:CAL:PROT:SOUR1 <DMM_Reading>
:OUTP1 OFF
Содержание 2500
Страница 2: ...Contains Calibrating and Servicing Information Model 2500 Dual Photodiode Meter Service Manual...
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Страница 16: ...1 PerformanceVerification...
Страница 28: ...2 Calibration...
Страница 56: ...3 RoutineMaintenance...
Страница 59: ...3 4 Routine Maintenance Model 2500 Service Manual...
Страница 60: ...4 Troubleshooting...
Страница 74: ...5 Disassembly...
Страница 81: ...5 8 Disassembly Model 2500 Service Manual...
Страница 82: ...6 ReplaceableParts...
Страница 93: ...6 12 Replaceable Parts Model 2500 Service Manual...
Страница 94: ...A Specifications...
Страница 98: ...B CalibrationReference...
Страница 108: ...C CalibrationProgram...
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Страница 121: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A...