Performance Test And Calibration Required Test Equipment; Performance Tests; Display Test - Fluke 51 Service Manual

Performance Test and Calibration Required Test Equipment

Refer to Table 2 for a list of test equipment used in the performance test and calibration
procedures.
Equipment
DC Voltage Calibrator
Thermocouple connector
Thermocouple connector
K-type Thermocouple wire
Dewar Flask/Cap
Mercury Thermometer
(either C or F)
DB9 Adapter Connector
IR Adapter
PC with Microsoft Windows
installed

Performance Tests

Performance tests are recommended for incoming inspection, periodic maintenance, and
for checking the thermometer's specifications. If the thermometer fails any part of the
performance tests, calibration and/or repair is indicated.
Before performing these tests:
1. Allow the thermometer to stabilize to room temperature, +23
2. Check the batteries and replace them if necessary.

Display Test

Turn the thermometer on while pressing the
displayed until the
showing as in Figure 1.
Table 2. Recommended Test Equipment
Required Characteristics
Output Voltage: 0-1V
Accuracy: 0.0125 %
Resolution: 0.1 V
For K-type thermocouple
Copper
Standard
1- pint, or larger capacity
0.02 C Resolution
0.05 F Resolution
®
h
button is released. Confirm that all the display segments are
Performance Test and Calibration Required Test Equipment
Recommended Model
Fluke 5700A or equivalent
Fluke 80CK-M
Fluke P/N 779942
Fluke P/N 601747
Omega
Thermos
Princo Model ASTM56C
Princo Model ASTM56F
Fluke P/N 804549
Fluke P/N 690518
h
button. All display segments are
Thermometer
o o o o
C 5 C (+73 F 9 F).
5