Vitodens 200-W B2HB 19 to 35, 68 to 125 Installation
5461 884 - 14
52
Control Connections
Thermostat Connection
Legend
A
Room thermostat (dry contact) zone circuit 1
B
Room thermostat (dry contact) zone circuit 2
C
Room thermostat (dry contact) zone circuit 3
D
EA1 module (integrated into the boiler)
Refer to the boiler Installation Instructions for
locating and accessing the integrated EA1 module.