Viessmann Extension Module EA1 - 7452091
Please call to check availability before ordering Live Chat / 01985 850982
KMBus Function extension inside enclosure for wall mounting.
1x Analogue input (0 to 10 V)
Specification of the set boiler water temperature
3 Digital inputs
External changeover of the operating status for heating circuits
1 to 3 with control unit for weather-compensated mode
External blocking
External blocking with central fault message
External demand for a minimum boiler water temperature
Fault messages
Brief operation DHW circulation pump, with control unit for weather-compensated mode
1 switching output (floating changeover contact)
Central fault message output
Control of feed pump to a substation
Control of DHW circulation pump with control unit for weather-compensated mode
Fits:
Vitotronic
Vitotronic 200
Downloads -
Extension EA1 Install
