Operation Manual

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English
Installation of the IRT 30
To obtain a correct functioning system, the wiring should comply
with the following specifications:
- the cable must consist of 2 connection wires
- the thickness of the wire should preferably be 0.75 mm
2
and
may not exceed 1.5 mm
2
- maximum cable resistance: 2 x 5 Ohm
- maximum cable length: 30 m
- maximum cable length, running parallel to a high current cable:
2.5 m.
4. Mount the mounting plate onto the wall
Make sure the power supply of the boiler is switched off!
1. Remove the old thermostat if you want to replace it by the
IRT 30.
2. The mounting plate can be fitted to a standard terminal box
or directly to the wall.
3. Remove the mounting plate from the thermostat.At the
bottom side of the thermostat are 2 right-angled slots. Here,
the click-on latches are located. Press the click-on latches out
of the slots using a flat screwdriver (refer to figure 5-1).
Remove the mounting plate from the thermostat (refer to
figure 5-2).
4. Make sure the connection wires stick out of the wall for at
least 5 cm on the mounting location.
5. Hold the mounting plate against the wall and mark the
mounting holes on the wall (only applicable for mounting
directly onto the wall).
6. Remove the mounting plate.
7. Drill holes ø 5 mm on the marked positions.
8. Place the plugs in the holes.
9. Mount the mounting plates with the screws and washer
against the wall. Do not fasten the screws too tightly.
The mounting plate may not deform! (refer to figure 5-3).
If you fix the mounting plate onto a standard terminal box, you
only need to use the screws and the washers (refer to figure 5-4).
figure 5-1
figure 5-2
figure 5-3
figure 5-4