Troubleshooting
4-7
Figure 4-2
Analog circuitry block diagram
Triax INPUT
20mA Max
R (Range 7 & 8)
R (Range 5 & 6)
R (Range 3 & 4)
R (Range 1 & 2)
X10
Enable
Floating
Channel 1/2
Ground
Output
Enable
Voltage Bias Source
0 to
±
10V,
±
100V
20mA Max
Earth
Connect
Voltage
Source
OUTPUT
X10
To
A/D
Converter
I/V Converter
Current
Range
Switching
Note: One channel shown
Содержание 2500
Страница 2: ...Contains Calibrating and Servicing Information Model 2500 Dual Photodiode Meter Service Manual...
Страница 11: ......
Страница 13: ......
Страница 15: ......
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...
Страница 117: ......
Страница 119: ......
Страница 120: ......
Страница 121: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A...