90
Motor and motor control
LED indications
Two LEDs, one yellow and one green, indicate status and any errors on the
motor controller and motor.
The table below shows the blinking patterns of the various error codes.
Green LED
LED blinking pattern
Cause
OK blink (brief pause every 5 seconds)
Microcomputor in motor control unit not working, voltage is on.
Current limiter of motor control has switched on.
Yellow LED
LED blinking pattern
Error code on display
Cause
31E
HEATSINK TOO HOT
Overheated heat sink on motor control.
32E
MOTOR TOO HOT
Motor thermal protector has triggered.
33E
NO INTERLOCK
Motor controller receives start request,
but receives no lock ACK (input 302).
13E
NO MOTOR COMM.
Communication error motor control -
programme unit.
-
-
Short-circuit in motor winding, harness
or internally in motor control.
Motor control restarts automatically.
35E
MOTOR SHORTNING
Short-circuit in motor winding, harness
or internally in motor control.
36E
INTERLOCK HARDWARE Error in lock ACK circuits in motor
controller.
37E
LOW DC VOLTAGE
DC level in motor control too low.
38E
HIGH DC VOLTAGE
DC level in motor control too high.
45E
MOTOR NOT FOLLOW
No tacho signal, the motor is not turning
over.
approx. 5 seconds
approx. 5 seconds
7
7
Summary of Contents for EX618
Page 4: ...Intentionally blank ...
Page 6: ...Intentionally blank ...
Page 12: ......
Page 20: ......
Page 75: ...75 I O modules 6637 22G The gas heating unit must be connected to connections 17 18 and 19 ...
Page 82: ......
Page 94: ......
Page 100: ......
Page 104: ......
Page 106: ......