Videotec WASPT - Manual (Page 8)

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tions manual
6
6.1.4.4 Remote control with DTWRX optional
board
The optional DTWRX board allows you to turn the
wiper and the pump on remotely, from the keyboard.
This solution is particularly suitable for stand alone
housings. Insert the board into connector J8 and refer
to the following contacts on terminal J9 (Fig. 7, page
5).
REMOTE CONTROL WITH DTWRX OPTIONAL BOARD
Connector Function Notes
RS485-A Connector RS485
A (+)
Connect to the
RS485-A serial line
coming from the
keyboard
RS485-B Connector RS485
B (-)
Connect to the
RS485-B serial line
coming from the
keyboard
Tab. 4
The configurations of the optional board and
keyboard are described in the respective manuals.
6.1.4.5 Connection of the power supply line
Earth cable should be about 10mm longer
than the other two, so that it will not be
disconnected accidentally if pulled.
The power supply cable should also be
covered by the silicone sheath (01) supplied
for this purpose, and fastened with the
corresponding tie (02).
01
02
Neutral (N)
Phase (L)
Earth
Fig. 9
Connect the power supply terminal J1 to the electric
network using a suitably sectioned cable (minimum
1.5mm²) (Fig. 5, page 4).
6.1.5 Pump installation
Be very careful not to start the pump when
the tank is empty.
6.1.5.1 Pump with 5m (16ft) delivery
Fill the tank with water and insert it in the metal cage.
Insert the pump in the tank and tighten the cap.
The system is ready to be powered.
6.1.5.2 Pump with 11m (36ft) delivery
Adjust the position of the level controller and the
weight.
220mm
120mm
Fig. 10
Fill the tank with water and insert it in the metal cage.
Put the pump and float inside the tank and screw the
plug on.
The system is ready to be powered.