Magnetek FLEX M Series, Manual

Page: 33 / 34

Enrange Flex M Pre-Engineered Modular Receiver Manual
October 2014
Page 30 of 31
Problems Possible Reasons Suggestions
Receiver responds
to the transmitter
inconsistently
The transmitter is going in
and out of range (transmitter
and receiver are on the edge
of the transmission range)
Move the transmitter and receiver closer
together
Relocate the receiver antenna to where it
has a better line of sight with the transmitter
The antenna and/or cable on
the receiver is damaged, or
improperly installed.
Inspect the antenna on the receiver for
damage and try to locate the antenna in a
location that is visible when operating the
equipment at all times.
The MLC (Master)
Relay turns off
during normal
operation
The transmitter powered
down due to inactivity.
Extend the inactivity timeout setting for the
transmitter.
The transmitter powered
down due to low batteries
Replace the transmitter's batteries.
The RF/Message LED stops
blinking for more than 3
seconds, followed by the
MLC Relay turning off.
Radio interference - change the system's
channel setting.
The RF/Message LED
stopped and the MLC Relay
turned off together within 1
sec, possibly when engaging
or disengaging another relay
that is driving a contactor.
CPU module is resetting. Install snubbers
across the coils of all contactors to reduce
transient voltages. Ensure that the power
module has a stable power source.