6 720 641 683 (2009/09)
2 | Contents en
Contents
1 Safety instructions 2
2 Details of Appliance 2
3 Installation 3
4Operation 4
1 Safety
instructions
B These instructions must be
observed in order to ensure the
TRZ 12-2 functions correctly.
B The TRZ 12-2 should only be
installed by a qualified specialist.
B Observe all applicable safety reg-
ulations.
B Switch off the mains power sup-
ply (230 V AC) before installing
the TRZ 12-2.
B Connect up the TRZ 12-2 as
shown on the wiring diagram.
B The TRZ 12-2 should be mounted
on a flat, non-conductive and
non-flammable surface. This will
ensure that it is safely insulated
.
B Do not install the TRZ 12-2 in
damp rooms or areas where
there are high levels of dirt or
dust.
2 Details of
Appliance
Room thermostat for 2-point
burner control on fixed-output
boilers, for controlling circulation
pumps, etc.
Technical Data:
Other details:
Battery rating 2 x alkaline LR 6
Contact load max. 2(1) A 250 V AC
min. 1 mA, 5 V DC
Room
temperature
adjustment
range
+5... +39 °C
Permissible
ambient
temperature
0... +40 °C (T60)
Control accuracy ± 0,5 K
Safety class II
Enclosure rating IP 20
Digital timer Up to 6 groups, each
with 1 heating or econ-
omy start time and allo-
cated temperature
setting
Floor area Up to approx. 80 m2 rec-
ommended
Underfloor
heating,
Hot air sys-
tems
Not suitable, use out-
side-temperature con-
trolled programmer
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