Connection And Wiring Diagram; Parts List - Viessmann EM-EA1 Installation And Service Instructions For Contractors

Connection and wiring diagram

Fig. 11
DI1 Digital input 1
DI2 Digital input 2
DI3 Digital input 3
0 - 10 V IN 0 - 10 V input
0 - 10 V OUT 0 - 10 V output
PWM1 Control voltage output
S1 Rotary switch

Parts list

The following details are required when ordering parts:
Serial no. (see type plate)
■
Position number of the part
■
8
Z1 230 V relay output with 230 V input
Power supply
fÖ
Power supply for additional accessories
fÖ A
Connection for fault message signalling
hH
equipment (floating switching contact)
PlusBus
jF