Tech Controllers EU-M-9t User Manual page 18

ERROR #1 – Calibration error
1 – Moving the
screw to the mounting
position took too
much time
ERROR #2 – Calibration error
2 – The screw
is maximally pulled out. No
resistance
while pulling out
ERROR #3 – Calibration error
3 -
The screw has not been
pulled out enough
- the screw meets resistance
too early
ERROR #4 – No feedback
ERROR #5 – Low battery level
ERROR #6 – Encoder is
locked
ERROR #7 – To high voltage
ERROR #8 – Limit switch
sensor error
Alarm actuator STT-869
- The limit switch sensor is damaged
- The actuator has not been screwed to
the valve or has not been
screwed completely
- The valve stroke is too big or the valve
dimensions are not typical
- Actuator current sensor is damaged
- The valve stroke is too small or the
valve dimensions are not typical
- Actuator current sensor is damaged
- Low battery level
- The master controller is switched off
- Poor range or no range in the master
controller
- Radio module in the actuator is
damaged
- The battery is fl at
- The encoder is damaged
- Unevenness of the screw, the thread
etc. may cause excessive resistance
- Too high resistance of gear or motor
- Current sensor is damaged
- Limit switch sensor damaged
- Call the service staff
- Check if the controller has been
installed properly
- Replace the batteries
- Call the service staff
- Replace the batteries
- Call the service staff
- Turn on the master controller
- Reduce the distance from the
master
controller
- Call the service staff
- Replace the batteries
- Call the service staff
- Call the service staff
- Call the service staff
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