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4.3.17 Setting Minimum Mains Voltage
Monitoring the mains voltage prevents uncontrolled failure of the UV system and of the lamps
due to excessively low mains voltage. If the mains voltage drops below the minimum value, the
control assumes the undervoltage state and shuts down the system. The system automatically
resumes operation when the mains voltage exceeds its permissible minimum value again.
ATTENTION!
Changing the minimum mains voltage is permitted only after consultation with the Service
Department.
Presetting
180 V
4.3.18 Pause Function
The UV system can be switched on and off by closing and opening an external contact that is
connected to the pause input of the control.
It is possible to select whether the UV system starts operation with the pause contact open or
closed.
Presetting
closed (UV system starts operation with pause contact open)
4.3.19 Displaying/Resetting Counters
The OPERATING HOURS and SWITCHING OPERATIONS counters:
cannot be reset
The LAMP OPERATING HOURS and SWITCHING OPERATIONS counters: can be reset.
4.3.20 System Behaviour in the Case of Fault
The UV system is normally shut down in the event of a fault. In special applications, however, it
may be appropriate to allow the system to continue operation with restricted output (emergency
operation).
Control
Pause at pause
contact
closed
Operating hours
400 h
Switching operations
25
Lamp operating hours
400 h
Lamp switching operations
25
System behaviour
in the case of fault?
System OFF
Minimum mains voltage
180 V
Содержание Dulcodes 1 300R
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