2 Connecting to the system
INPUTS
Description
Explanation
Tboiler
Boiler temperature sensor
Teg / photo
Exhaust gas temperature sensor or photocell
Tburner
The temperature sensor burner
Thw
The temperature sensor hot water
Troom
Room temperature sensor / regulator (CTP)
Tch
The temperature sensor central heating
Tout
Outdoor temperature sensor (CTZ)
12V
+12V output to supply optional equipment
5V
+5V output to supply optional equipment
GND
Mass electric to connect sensors
OUTPUTS
Description
Explanation
1 (CH)
Central heating circulating pump
2 (HW)
Circulating pump for hot water
3 (Ign)
Burner igniter
4 (Mo)
Opening the central heating mixer
5 (Mc)
Closing the central heating mixer
6 (Blo)
Burner blower
7 (Ftan)
Feeder tank, or if burning wood, it's blower
8 (Fbur)
Burner feeder
STB
Protection STB
N
Neutral standing
N1
Neutral separable such as by STB
PE
Protective
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PL20110629