Information regarding switch 6:
Only the supply voltage (terminals 1+2) for the sensor is monitored.
The system will trip automatically in the event of a supply voltage failure.
Technical data –rain sensor WLA 331
Display:
Red steady light in the sensor LED = Sensor tripped by rain.
Technical data
Supply voltage: 18V to 26V AC or
20V to 32V DC
Circuit output: 1 x potential free change-over contact
Switching capacity: 60V / 2A
Sensor dimensions: 80 x 80 x 55mm (WxHxD)
Sensor weight: approx. 0.3kg
Sensor protection type: IP65
Setting of the rain drop out delay: 10 min. / 20 min.
Setting of the monitoring: Off / On
CE sign: in accordance with the EMC directive and the low voltage directive
Connection:
Terminal 1 = Operating voltage AC/DC
Terminal 2 = Operating voltage AC/DC
Terminal 3 = Relay (arm)
Terminal 4 = Relay (N/C contact)
Terminal 5 = Relay (N/O contact)
Miscellaneous:
Only allow qualified personnel to connect the control system.
Note the VDE 0100 for 230 Volt main connection.
Note VDE 0855 as for aerial systems with regard to the mechanical
stability, electrical safety and lightning protection.
Clean the sensor regularly depending on the degree of soiling.
