16
Accessories / Specification
Supply voltage 18 VDC ±15%
Power consumption max. 1VA
Protection according to DIN 60529 IP30
Protection class according to VDE 0100 III (max. 24V)
Time switch power reserve min. 10 hrs.
Permissible ambient temperature in use 0 to 50 °C
Permissible ambient temperature during storage -30 to +60 °C
Communication and power supply via 2-core cable, interchangeable (cross-section 0.5mm
2
)
to the gas fired boiler
Telecontrol module
By connecting a telecontrol module, the heating
and the DHW mode of the heating system can
be activated via telephone, excluding the
influence of the time channel.
Note the installation and operating instructions
of the telecontrol module for connection and
settings.
Telecontrol module
(part no. 27 91 044)
Radio clock module (only eBUS)
The AWT time is adjusted via a radio signal
received by the radio clock module with outside
temperature sensor [where available]. The
changeover between summer and winter time
too is regulated by radio signal [where
available].
Radio clock module
(part no. 27 92 325)
Specification