CONNECTION OF THE CIRCULATION PUMP
(EM1-GP10)
Connect the external heating medium pump (GP10) to AA5-
X9:8 (230 V), AA5-X9:7 (N) and X1:3 (PE).
1
2
3
4
5
6
7
8
9
AA5-X9
2
1
1
M
AA25-X1
External
AA25
GP10
CONNECTION OF THE SHUNT VALVE MOTOR
(EM1-QN11)
Connect the shunt motor (QN11) to AA5-X9:6 (230 V, open),
AA5-X9:5 (N) and AA5-X9:4 (230 V, close).
1
2
3
4
5
6
7
8
9
AA5-X9
1
M
External
AA25
Open
SH +
N
SH -
Close
QN11
Connection of 0-10 V control of shunt motor
(EM1-QN11)
Connect a 2-core cable to AA5-X2:5 (0-10 V) and AA5-X2:6
(GND).
AA5-X2
0-10V
GND
7 6 5 4
AA25
External
At 0 V the shunt is closed and at 10 V the shunt is open.
CONNECTION OF THE AUXILIARY RELAY FOR
ADDITIONAL HEATING
Connect the auxiliary relay for switching the additional heat
on and off to AA5-X9:2 (230 V) and AA5-X9:3 (N).
1
2
3
4
5
6
7
8
9
AA5-X9
L
N
A2
A1
Additional
heat
External auxiliary relay
External
AA25
DIP SWITCH
The DIP switch (S2) on the accessory board (AA5) must be
set as follows.
3
2
1
ON
4
7
6
5
8
AXC 40 S-series | EN
10
S