Viessmann EM-EA1 extension - Page 18

18
Fig. 18
DI1 Digital input 1
DI2 Digital input 2
DI3 Digital input 3
0 - 10 V IN Input 0 to 10 V
0 - 10 V OUT Output 0 to 10 V
F4 Fuse 2 A (slow)
PWM1 Control voltage output
S1 Rotary switch
Z1
fD
230 V relay output, 230 V input
fÖ
Power supply
fÖ
A
Power supply for additional accessories
hH
Floating switching contact (changeover
contact) for connecting a fault message
facility or extractor hood
jF
PlusBus
Connection and wiring diagram
Connection and wiring diagram
6131087
Appendix