720Rtd Probe Verification; Ma Loop Performance Check - Fluke 721-1601 Calibration Manual

720RTD Probe Verification

This is an optional test for a Product that is paired with a 720RTD. To do this test:
1. Push  repeatedly until RTD is shown in the third row of the Product display.
2. Plug the 720RTD probe into the Product.
3. Insert the probe into the Metrology Well.
4. Set the Metrology Well to the temperatures in Table 7, after the Well
stabilizes, verify that the display readings are within tolerance.
Applied Temperature
-30.00 °C
0.00 °C
70.00 °C
130.00 °C
5. Set the Metrology Well to Standby.

mA Loop Performance Check

The Loop Voltage function does not have traceable specifications, this is a
functional check.
1. Push  repeatedly until mA Loop is shown in the third row of the Product
display.
2. Connect the Product red banana jack (V mA) the Calibrator HI input.
3. Connect the Product black banana jack (COM) to the Calibrator LO input
4. Set the Calibrator to the 100 V range, the voltage measured should be
between 22 V and 30 V.
Table 7. 720RTD Probe Verification Tests
Lower Limit
-30.25 °C
-0.25 °C
69.75 °C
129.75 °C
Pressure Calibrator
Performance Verification Tests
Upper Limit
-29.75 °C
0.25 °C
70.25 °C
130.25 °C
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