Operation
Installation and Start-up
Electrical connection
230V
∼;
Relay switching capacity 2
(2)A, 250V
∼
33
!
If E6.1111 should be replaced,
please adaptor plugs use
Terminal wiring
VII (1+2): DCF Antenna
I
(1-3): FBR2 (FBR1) for heating
circuit
1
I
(4+5): Flow sensor, heating
circuit
2
I (9+10):
Outdoor
sensor
V (1+2): Flow sensor, heating
circuit
1
VIII (1+2): Sensor multifunction
relay 1
III (1-3): FBR2 (FBR1) for heating
circuit
2
III (2+3): Lower buffer sensor
IX (1+2): Data line CAN bus
IX (3+4): Power supply CAN bus
II (1): Neutral conductor, mains
II (2): Power supply, unit
II (3): Power supply, relay
II (4): Pump, heating circuit 1
II (5): Pump, heating circuit 2
II (7): Mixer open, heating circuit 2
II (8): Mixer closed, heating circuit 2
VI (1): Multifunction relay 1
IV (1): Mixer open, heating circuit 1
IV (2): Mixer closed, heating circuit 1
Power terminal assignments
Plug 2 [II]
Plug 6 [VI]
Plug 4 [IV]
N:
Neutral conductor, mains
L1:
Power supply, unit
L1
´:
Power supply to relay
D
1: heating circuit pump HK 1
D
2: heating circuit pump HK 2
v
:
Mixer open, heating circuit 2
v
:
Mixer closed, heating circuit 2
Multifunction relay 1
v
:
Mixer open, heating circuit 1
v
:
Mixer closed, heating circuit 1
Summary of Contents for E8.1121
Page 43: ...Notes 43 ...