Maintenance - Emerson Fisher easy-Drive 200R Instruction Manual

easy-Drive 200R
November 2023
2. Unit does not respond to 4­20 mA signal
a. Green heartbeat LED will pulse near Modbus terminals when power is present. Verify the 12VDC to 24VDC is
present on the power terminals as shown on the cover.
b. Verify all wires are firmly attached on both ends.
c. Verify the wires are connected to the correct terminals - see Wiring in the manual.
d. Verify the configured control method matches control signal.
e. Check the analog input control value. If the value is 0, the 4-20 mA may be wired backwards. Swap wire and
attempt again.
3. Unit does not respond to Modbus signal.
a. Green heartbeat LED will pulse near Modbus terminals when power is present. Verify the 12VDC to 24VDC is
present on the power terminals as shown on the cover.
b. Verify all wires are firmly attached on both ends.
c. Verify the wires are connected to the correct terminals. See Wiring section of this instruction manual.
d. Verify the configured control method matches control signal.
e. Verify multiple Modbus devices are not using the same Modbus address.
4. Unit does not communicate with easy-Drive Configurator software.
a. Ensure appropriate drivers are installed for RS-485 modem.
b. Verify multiple Modbus devices are not using the same Modbus address.
c. Ensure RS-45 modem is functional and compatible.
5. Diagnostics show a Motor Stall - Travel Deviation Fault.
a. If the actuator can not move to its commanded position, the actuator will stop, without damage, and issue a
Motor Stall - Travel Deviation Fault warning. When the command signal changes outside of the deadband
(Modbus register 40053), it will attempt to move again.

Maintenance

The frequency of inspection and maintenance depends on the severity of the service conditions.
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Instruction Manual
D104742X012