Vemer Chronos Key User Manual page 4

Digital programmable thermostat CHRONOS KEY
Chronos Key Chronos Key Chronos Key Chronos Key
Model
230 Bianco 230 Nero Bianco Nero
batteries 2 x 1,5V (type AAA)
230Vac 50/60 Hz
Power supply
blue backlight
blue backlight
Display (activated with a key touch
(can be switched off)
for 30 seconds)
Configurable as input for
Digital input —
external probe or phone dialler
Wall-mounting
Installation
(or to cover three-module built-in box)
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CHRONOS KEY Programmable Thermostat User Manual