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11. Make 2-wire connections on the 712 to 4-wire connections on the Fluke 8508A. Set
12. Push until OUTPUT is displayed.
13. Set the 712 to output the resistance values in Table 41. Verify that the Fluke 8508A
14. Disconnect all connections to the 712. The 712 verification test is complete.
714 Verification (Earlier than V2.0)
Thermocouple Measure Verification
1. Push the
2. Push the
3. Set the Fluke 5520A to output in Type J thermocouple, push the
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Table 40. 712 Verification Resistance Values
5520A Outputs (Ω)
5.00
300.00
1500.0
30000.0
the Fluke 8508A to measure 4-wire resistance.
readings are within the limits shown.
Table 41. 712 Verification Outputs
712 Outputs (Ohms)
5.00
300.00
1500.0
30000.0
key to turn on the 714 Calibrator. Push the
that the display indicates:
xx.x °C
INPUT
where xx.x is some variable number; or OL (overload) may be indicated.
key to measure Type J thermocouple and connect the Type J
thermocouple test lead from the TC jack of the Fluke 5520A to the TC jack on the
714 Calibrator, observing correct polarity.
5520A to the settings in Table 42, verifying the display readings on the 714:
Table 42. 714 Thermocouple Measure Verification
Fluke 5520A
-200.00 °C
0.00 °C
1200.00 °C
Fluke-Direct
4-wire 712 Readings (Ω)
4.899 to 5.101
299.825 to 300.175
1499.525 to 1500.475
2999.15 to 3000.85
Fluke 8508A Readings (Ohms)
4.899 to 5.101
299.825 to 300.175
1499.525 to 1500.475
2999.15 to 3000.85
key and the
key, and set the
Fluke 714
-200.9 °C to -199.1 °C
-0.7 °C to +0.7 °C
1199.3 °C to 1200.7 °C
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Process Calibrators
Verification
key so
31
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