•
If there is no power, continue with this procedure.
2. Before inspecting the power supply wiring, disconnect the power source.
CAUTION
If the transmitter is in a hazardous area, wait five minutes after disconnecting the power.
3. Ensure that the terminals, wires, and wiring compartment are clean and dry.
4. Ensure that the power supply wires are connected to the correct terminals.
5. Ensure that the power supply wires are making good contact, and are not clamped to the wire
insulation.
6. Reapply power to the transmitter.
CAUTION
If the transmitter is in a hazardous area, do not reapply power to the transmitter with the housing
cover removed. Reapplying power to the transmitter while the housing cover is removed could
cause an explosion.
7. Test the voltage at the terminals.
If there is no power, contact customer service.
15.13 Check sensor to transmitter wiring
A number of power-supply and output problems may occur if the wiring between the sensor and the
transmitter is improperly connected, or if the wiring becomes damaged.
Be sure to check all wiring segments, especially the wiring between the transmitter and the sensor junction
box for the 9-wire transmitter.
Prerequisites
You will need the installation manual for your transmitter.
Procedure
1. Before opening the wiring compartments, disconnect the power source.
DANGER
If the transmitter is in a hazardous area, wait five minutes after disconnecting the power.
2. Verify that the transmitter is connected to the sensor according to the information provided in your
transmitter installation manual.
3. Verify that the wires are making good contact with the terminals.
4. Check the continuity of all wires from the transmitter to the sensor.
Troubleshooting
Configuration and Use Manual
April 2019
MMI-20048166
188
Micro Motion 4200 Transmitters