Victoreen 875

Operators Manual

Table 5-1.

Recommended Test Equipment

 

 

 

 

 

Current Generator - Test Electrometer

 

 

 

Range

 

1 x 10-12Amps to 1 x 10-3Amps

Accuracy, Current Generator

10-12Amps ± 10%

 

 

10-11Amps ± 3%

 

 

10-10to 10-7Amps ± 2%

 

 

10-7to 10-3Amps ± 0.2%

Accuracy Test Electrometer

± 0.2% ± 1 digit with integration time long enough to accumulate 3

 

 

significant digits of volts indicated on display V/R ± 0.2% ± 1 digit

 

 

 

 

 

Adjustable AC Voltage Source

Maximum Voltage

Low range 140 VAC, high-range 280 VAC

Frequency

 

60 Hz

 

 

 

 

 

4 ½ Digit Digital Multimeter

Fluke 8600A or equivalent

 

Ranges

 

+ 0 to 100 mV up to + 0 to 100 V (20% over-range)

Accuracy

 

100 mV range: ± (0.05% of input ± 0.02% of range)

 

 

all other ranges: ± (0.02% of input ± 0.01% of range)

Input Impedance

> 10 megohms

DC Voltage

 

± 0.03%

AC Voltage

 

± 1%

DC Current

 

± 0.3%

 

 

 

 

 

Trim Pot Adjustment Tool

 

 

 

 

 

Carbon Composition Resistor

Resistance

 

10 kilohms, ½ W, 5%

Lead Connectors

Small alligator clips

 

 

 

 

 

DC Power Supply

Output Voltage

 

0 to + 25 VDC

Output Current

 

0 to 600 mA

Load Regulation

0.01% ± 4 mV

Adjustable Current Limit

Down to 10 mA

 

 

 

 

 

Multi-function Counter

 

 

Fluke 1900A or equivalent

 

Frequency

 

5 Hz to 80 MHz (0.1 to 100 Hz Resolution)

Period

 

5 Hz to 1 MHz, single and multiple period averages

 

 

(1 to 100 nsec resolution)

Total Counts

 

1 to 999,999 counts

 

 

 

Test Procedure TP876A-1-108

Factory test procedure, TP876A-1-108, contains this information necessary to perform electronic alignment of the 876A-1-108 Readout Module. This procedure is included in Appendix A.

5-2

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Fluke 875 manual Test Procedure TP876A-1-108