bonitron M3660REM, Customer Reference Manual

Page: 20 / 26

M3660REM
20
5. T
ROUBLESHOOTING
If a problem occurs on start-up or during normal operation, refer to the problems described
below. If a problem persists after following the steps below, contact the product supplier
or your system integrator for assistance.
Repairs or modifications to this equipment are to be performed by Bonitron approved
personnel only. Any repair or modification to this equipment by personnel not approved
by Bonitron will void any warranty remaining on this unit.
Table 5-1: Troubleshooting
Display never comes on

Ensure that the input power cable is connected firmly to the unit
and to a functioning power source at the correct voltage.

If both connections and the power supply are good, make sure
the input circuit breaker has not tripped.
Unit never goes ACTIVE
when a Braking Event occurs

Check the Voltage cables. Ensure they are firmly connected
between the unit and the load and that the polarity is correct.
Incorrect values for the Event
Currents and/or Energy are
being recorded

Check the Current Clamp. Verify that the twist-lock connector is
firmly seated on the front panel and Clamp’s jaws are closed
around the load wires.

Make sure the Current Clamp is powered ON and set to the
appropriate range.

Verify that the Current Clamp setting in the unit matches the range
selector on the Clamp.