Fluke 2625A User Manual

4-1

4-1.

Introduction .......................................................................................... 4-3

4-2.

Required Equipment............................................................................. 4-3

4-3.

Performance Tests ................................................................................ 4-4

4-4.

Accuracy Verification Test .............................................................. 4-4

4-5.

Channel Integrity Test...................................................................... 4-4

4-6.

Thermocouple Measurement Range Accuracy Test ........................ 4-6

4-7.

4-Terminal Resistance Test.............................................................. 4-7

4-8.

Thermocouple Temperature Accuracy Test..................................... 4-8

4-9.

Open Thermocouple Response Test ................................................ 4-11

4-10.

RTD Temperature Accuracy Test .................................................... 4-11

4-11.

RTD Temperature Accuracy Test (Using Decade Resistance Source).
4-11

4-12.

RTD Temperature Accuracy Test (Using DIN/IEC 751)............ 4-12

4-13.

Digital Input/Output Verification Tests........................................... 4-13

4-14.

Digital Output Test. ..................................................................... 4-13

4-15.

Digital Input Test......................................................................... 4-14

4-16.

Totalizer Test............................................................................... 4-14

4-17.

Totalizer Sensitivity Test............................................................. 4-15

4-18.

Dedicated Alarm Output Test .......................................................... 4-16

4-19.

External Trigger Input Test.............................................................. 4-18

4-20.

Calibration ............................................................................................ 4-18

4-21.

Using Hydra Starter Calibration Software....................................... 4-20

4-22.

Setup Procedure Using Starter..................................................... 4-20

4-23.

Calibration Procedure Using Starter............................................ 4-21

4-24.

Using a Terminal.............................................................................. 4-22

4-25.

Setup Procedure Using a Terminal. ............................................. 4-22

4-26.

Calibration Procedure Using a Terminal ..................................... 4-22

4-28.

Reference Junction Calibration........................................................ 4-24

4-29.

Concluding Calibration .................................................................... 4-25