1 testing an input or indicating device, 2 calibrating an i/p device – Martel Electronics MC1210 User Manual
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6. Using the Upper and the Lower Display for Calibration and
Testing
6.1 Testing an Input or Indicating Device
To test and calibrate actuators, recording, and indicating devices using the source functions,
follow these steps:
1.
Select the lower display and choose the correct primary parameter.
2.
Switch to [OUT] in the input/output control.
3.
Connect the leads to the instrument and the calibrator as shown in Figure 19.
Figure 19. Connections for Testing an Output Device
6.2 Calibrating an I/P Device
The following steps show how to calibrate a device that controls pressure:
1.
Select upper display from the Main Menu, and select pressure from the primary parameters.
2.
Switch to lower display from the Main Menu, and select current source [mA out] from the
primary parameters.
3.
Connect the calibrator to the device as shown in Figure 20. The calibrator will simulate
the transmitter current and measure the output pressure.
4.
Enter a current using the keypad.
Figure 20. Calibrating an I/P Device
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SIGNAL
TEST
F1
F2
F3
CE
ENTER
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1
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0
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3
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