List of inputs and outputs
No. DESCRIPTION
Contact 2 Contact 2 Contact 3
1
Supply temperature sensor
B1
GND
-
Digital inputs
NTC 10K
2
Hot water storage cylinder temp. sensor
B2
GND
-
3
Return temperature sensor
B3
GND
-
4
1 circuit indoor temperature sensor
B5
GND
-
5
2 circuit indoor temperature sensor
B5
GND
-
6
1 circuit indoor temperature sensor
B6
GND
-
7
2 circuit indoor temperature sensor
B7
GND
-
8
Additional temperature sensor
B9
GND
-
9
Flow meter
DI1
GND
-
Digital
inputs
10 Circuit lock 1 (option)
DI2
GND
-
11 Circuit lock 2 (option)
DI3
GND
-
12 Digital output ON-OFF
DI4
GND
-
13 Power failure signal
DI5
GND
-
14 PWM system main pump
Y3
GND
-
Analogue outputs
15 Flow heater contact
NO1
GND
-
Current outputs
230V
16 Heating/cooling switching valve
NO2
GL1
N
17 Reserve boiler
NO3
GND
N
18 System main pump
NO4
GND
N
19 Central heating/hot water switching valve
NO5
L1
N
20 Circulating pump 1
NO6
GND
N
21
2 circuit mixing valve – opening
NO7
-
N
2 circuit mixing valve – closing
NO8
-
N
22 Circulating pump 2
NO9
GND
N
Operation Manual and Guarantee Card v.010
HKS LAZAR Sp.z o.o. ul. Wodzisławska 15B 44-335 Jastrzębie-Zdrój
page.
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