Martel Electronics DMC1410 User Manual

Page 25

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4.9 Sourcing Ohms/RTDs

To source an RTD, follow these steps:
1. Select lower display from the Main Menu, and choose [RTD]

from the primary parameters.

2. Choose output [OUT] from the input/output control, and select

RTD type from the sensor types.

3. Connect the calibrator to the instrument being tested, as in

Figure 14.

4. Enter the temperature or resistance using the keypad.

Figure 15. Using a 3- or 4-wire Connection for RTDs

Note: The calibrator simulates a 2-wire RTD. To connect 3- or 4-wire

transmitter, use stacking cables, as shown in Figure 15.

4.9-1 Custom RTD

A custom curve-fit PRT may be entered into the calibrator for
sourcing and measuring. To do so follow these steps:

1. Switch to lower display. Select RTD and set sensor type to

CUSTOM.

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