Introduction; Recommended Test Equipment - Fluke 8842A Instruction Manual

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THESE SERVICE INSTRUCTIONS ARE FOR USE BY QUALIFIED
PERSONNEL ONLY. TO AVOID ELECTRIC SHOCK, DO NOT
PERFORM ANY PROCEDURES IN THIS SECTION UNLESS YOU
ARE QUALIFIED TO DO SO.

6-1. INTRODUCTION

This section presents maintenance information for the 8842A. The section includes a
performance test, a calibration procedure, troubleshooting information, and other general
service information.
Test equipment recommended for the performance test and calibration procedure is listed
in Table 6-1. If the recommended equipment is not available, equipment that meets the
indicated minimum specifications may be substituted.
INSTRUMENT
TYPE
DC Calibrator
PREFERRED:
Voltage Range: 0-1000V dc
Voltage Accuracy: 10 ppm
Absolute Linearity: ±1.0 ppm
ALTERNATIVE:
(Must be used with Kelvin-
Varley Voltage Divider)
Voltage Range: 0-1000V dc
Voltage Accuracy: 20 ppm + 20 ppm
of range
Kelvin-Varley Voltage Divider:
Ratio Range: 0-1.0
Absolute Linearity: ± 1 ppm of input
at dial setting
Resistor Calibrator
Resistance Accuracy: 0.0005%
DC Current Source
Accuracy: ±0.025%
Oscilloscope
General porpose, 60 MHz, with 10
M
Digital Multimeter
Voltage Accuracy
:0.01% in V dc
1.0% for 1V in V ac @ 100 kHz
Input Impedance:
10 M or greater in V dc;
1 M or greater in parallel with 100
pF in V ac
WARNING
Table 6-1. Recommended Test Equipment
MINIMUM SPECIFICATIONS
probe
RECOMMENDED MODEL
Fluke 5700A or Fluke 5440A
Fluke 720A
Fluke 720A
Fluke 5700A or Fluke 5450A, ESI
DB62
Fluke 5700A or Fluke 5100B
Philips PM3055 or PM3355
Fluke 8842A (with AC Option –09)
Maintenance
6

INTRODUCTION

6-3

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