Chauvin Arnoux 560CA1631 Manual De Instrucciones página 24

Voltage / current calibrator C.A 1631
4.3 DC CURRENT MEASUREMENT
Measurement of an external current.
1. Switch the calibrator on using the On/Off button (5).
2. Press the input/output selection key (8) to display
(13) "INPUT".
3. Press the mA–mA% (7) selection key to select mA
or mA% (19) according to the desired display.
In the mA% mode, the 4-20 mA value will be
displayed in the secondary display area (22).
4. Connect the red test lead to the mA terminal (2),
and the black lead to the COM terminal (3).
5. Connect the other end of the red test lead to the
positive pole of the current to be measured and
the black lead to the negative pole (earth).
6. The result is displayed in (16) or (22).
4.4 MEASUREMENT OF THE LOOP CURRENT
1. Switch the calibrator on using the On/Off button (5).
2. Press the input/output selection key (8) to display
(13) "INPUT".
3. Press the mA–mA% (7) selection key to select mA
or mA% (19) according to the desired display.
In the mA% mode, the 4-20 mA value will be
displayed in the secondary display area (22).
4. Connect the red test lead to the LOOP terminal (1),
and the black lead to the mA terminal (2).
5. Connect the other end of the red test lead to the
current input to be measured and the black lead to
the current output.
6. The result is displayed in (16) or (22).
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A
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circuit under
test