SYSTEM DIAGRAM
Caution
This is an outline diagram. Actual installations
must be planned according to applicable
standards.
EXPLANATION
Mixing valve controlled additional heat,
boiler
EM1
AXC module
AA25
Boiler sensor
BT52
External heating medium pump
GP10
Mixing valve, addition
QN11
SMO 40
AA25
External supply temperature sensor
BT25
External return line sensor
BT71
Miscellaneous
Non-return valve
RM1
OUTLINE DIAGRAM WITH
SHUNT-CONTROLLED ADDITIONAL HEAT
-EM1
-GP10
-AA25-BT25
-RM1
-AA25-BT71
-AA25
-EM1-AA25
-EM1-BT52
-EM1-QN11
-EM1
-EM1
ELECTRICAL CONNECTION
NOTE
Read section "
"
for instructions regarding electrical connection.
CONNECTION OF SENSORS AND EXTERNAL
BLOCKING
Boiler sensor (EM1-BT52)
Connect the sensor to AA5-X2:23-24.
Caution
Sensor cable splicing must fulfil IP54.
24 23 22 21 20 19 18 17 16 15 14 13
AA25
External
BT52
AA5-X2
External blocking (optional)
A contact (NO) can be connected to AA5-X2:21-22 to
block the accessory. When the contact closes, the ac-
cessory is blocked.
24 23 22 21 20 19 18 17 16 15 14 13
AA25
External
External blocking
AA5-X2
External supply temperature sensor (AA25-BT25)
Sensor (BT25) must be connected in the main product.
See the Installer Manual for the main product.
External return line sensor (AA25-BT71)
Sensor (BT71) must be connected in the main product.
See the Installer Manual for the main product.
AXC 30 F-series | GB
50
F