Sensor Defect - Unicum AN1244 User And Installation Manual

Operator will be allowed to move the cover using one of the available control devices.
« orange » LED indicates
« MANUEL » mode
The user has to pay the maximum attention in order not to damage the cover. In MANUAL mode the
control is completely manual so no automatic stop or overload check is done.
Exiting « MANUAL » mode can be done only programming again limit switch position. (see also
« PROGRAMMATION » mode).
4.1 Security loop
This security loops allows connecting one or more devices that can stop the motor in case of abnormal
condition or alarm (water level low, emergency stop, etc.)
Security loop can be activated with micro-switch 3 on « SW1».
External device has to be equipped with a contact normally closed which opens in case of abnormal condition, thus
blocking the motor.
In this case, INFO/ALARM display will show «
4.2

Sensor defect

Note: When sensor is correctly working the green LED « S1 » will blink regularly.
In case sensor breaks,
•
INFO/ALARM display will show «
•
Green LED « S1 » may stay off or on fix.
Note: In fact when motor is stop, LED S1 can be light on or off depending on motor's angular position.
This alarm raises also during opening and closing phase after 3 seconds without any signal received from sensor. In
this case please verify sensor connections on terminal block.
This manual cannot be activated when in « MANUAL » mode.
4.3 Sensor power supply problem
INFO/ALARM display will show «
Réf : 004057-02
Defects and alarms
» fix.
» fix.
» blinking.
User and installation manual
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