8
TRZ 12-2
6 720 610 625 (01.11)
English
Contents
1
Details of Appliance
8
2
Installation
9
3
Operation
10
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 regula-
tions.
B
Switch off the mains power supply
(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.
1
Details of Appliance
Room thermostat for 2-point burner
control on fixed-output boilers, for con-
trolling 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 economy start
time and allocated
temperature setting
Floor area
Up to approx. 80 m
2
recommended
Underfloor
heating,
Hot air
systems
Not suitable, use outside-
temperature controlled
programmer
