Viessmann 7533 426 EA1 Extension Module
Item SKU - 7533426 by Viessmann
EDP - 1080824
Product Description
Wall mounted extension module whose inputs and outputs enable up to 5 additional functions: boiler setpoint temperature, 1 analog input (0-10 Volt), 3 digital inputs, 1 output contact (potential free contact)
Viessmann 7533 426 EA1 Extension Module
Item SKU - 7533426 by Viessmann (EDP 1080824)
Product Description
Wall mounted extension module whose inputs and outputs enable up to 5 additional functions: boiler setpoint temperature, 1 analog input (0-10 Volt), 3 digital inputs, 1 output contact (potential free contact)