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ENGLISH
6
Maintenance and Repair
With the exception of a regular replacement of the batteries for the
chronothermostat
the room thermostats are maintenance-free.
Only clean the device with a dry or slightly damp, soft and lint-free
cloth. The interior of the device must remain free from water.
Replace the two batteries at regular intervals every 1 years. Only use
new 1.5 V batteries of the type AAA, Alkaline. Never mix old and new
batteries, as old batteries can leak.
7
Disposal
7.1
Disposal of Batteries
Used batteries must be disposed of according to the national regula-
tions with regard to the environment (e.g. at special battery collection
outlets). Never throw used batteries out with your usual rubbish.
7.2
Disposal of the Device
At the end of its life, the room thermostat must be dismounted pro-
fessionally and disposed of according to the national regulations with
regard to the environment.
In case of doubts, please contact the manufacturer’s representative
in your country.
8
Technical Data
Control type:
RS type 1B acc. to EN 60730-1: 2001
Contact:
Change-over contact, potential-free,
Max. 5A / 250 V~, min. 1 mA / 5V
Accuracy:
± 1 sec. per day at 20°C
Control accuracy:
± 0.2 K
Temperature meas. range:
O°C to 50°C, resolution 0.1°C
Temperature setting range:
6°C to 30°C in increments of 0.2°C
Control period:
5 to 30 min. (PD control)
Control lock-in range:
± 0.2 K to ± 5 K (PD control)
Switching hysteresis:
± 0.2 K to ± 1 0 K (hysteresis control)
Memory spaces:
22 temperature changes, programmable
for Mo-Fr, Sa-Su, each day or for individ-
ual days
Winter/Summer function:
by means of switch
W
= Winter / Heating
S
= Summer / Cooling
Class of protection:
II according to EN 60730-1
Type of enclosure:
IP 20 according to EN 60529-1
Batteries:
2 x Alkaline batteries 1.5 V, type AAA
Power reserve during
battery replacement:
10 minutes
