Afriso EURO-INDEX RG 210 Buku Petunjuk - Halaman 13

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Installation and commissioning

The heat-up time of the PTC thermistor after loss of contact with a

liquid is approx. 30 seconds, depending on the liquid.

6.1

Control unit

RG 210

The control unit and the probes must not be installed in hazard-

ous areas.

The control unit must be mounted to an even, rigid and dry wall

at eye level.

The control unit must be accessible and easy to oversee at all

times.

The control unit must not be reached by water or splash water.

The control unit must not be installed in damp rooms.

The maximum ambient temperature at the control unit must not

be exceeded, refer to table 1, page 10.

In the case of outdoor installation, the control unit must be pro-

tected from direct atmospheric influences.

A properly operating system requires the tank to be equipped

with an overflow pipe or an overfill alarm system according to

TRbF.

When the switch point is set, observe that the PTC thermistor

requires up to 15 seconds to heat up depending on the ambient

temperature.

Loosen the two housing screws at the front of the control unit

and remove the grey upper part of the housing from the black

base.

Mount the black base to the wall using two fastening screws

(DIN 96-4 x 35, though the mounting holes).

Connect the unit electrically as described in chapter 6.2,

page 14.

Select the operating mode as described in chapter 6.3, page 15.

Refit the grey upper part of the housing to the black base and

fasten it with the two housing screws.

Make sure the contact bar of the printed circuit board does not

damage the contact springs of the black base.

Installation and commissioning