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4.2.2 Control of special tools
:
-Manufacturer control:
CCLD Power Supply WB-1372 and WB-1453 and Calibration Exciter Type 4294 must be sent to
Brüel & Kjaer every two (2) years for certification of their specifications.
-On site Control of the CCLD power Supply WB1372 and WB1453
:
-
Press the switch in battery position. Read the level indicated on the meter: the minimum is: 23 V. If level is under 23 V ,
change the three 9V batteries inside the box.
-
Connect the resistance WB-3579 to the CCLD power supply and press the switch in bias position :
o
If level indicator is under 11 V , the cable is in short-circuit
o
If level indicator is above 17 V , the cable is broken or open circuit
The document reference is online, please check the correspondence between the online documentation and the printed version.