20
CTx terminal block
CH150
terminal block
1 2 3
Separate
temperature
probe
Connect the two wires of the separate tem-
perature probe to terminals A and B, as shown
in the
fi
gure.
Connecting the telephone activator
Connect the three wires of the telephone acti-
vator to terminals 1, 2 and 3, as shown in the
fi
gure.
As an alternative, the activator may be con-
nected through the 3.5 mm jack plug set on the
left side. Once connections are over, re
fi
t the
terminal protection guard removed previously.
Fitting the batteries
Fit two long-life 1.5 V AA alkaline batteries into
the back of the chronothermostat, observe the
speci
fi
ed polarity. After
fi
tting the batteries the
chronothermostat will turn on automatically.
Fastening the chronothermostat onto the
base
Press by hand the chronothermostat onto the
base, make sure the multi-pole connector
fi
ts
properly. The chronothermostat will click into
position.
3
2
1
B
A
