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3 - COMPOSITION
TERMINAL BLOCK J5 (analogue inputs)
1 Common
2 Available
3 +5 V power supply for pressure sensors
4 0-5 V input for HP sensor on circuit 2
5 0-5 V input for LP sensor on circuit 2
6 0 V power supply, HP-LP pressure sensors
7 +24 V power supply for water pressure sensors
8 0-10 V input for water inlet circuit on exchanger 2
9 0-10 V input for water outlet circuit on exchanger 2
10 0 V power supply for water pressure sensors
J6
3
2
1
RC1
1
2
3
4
5
6
7
J2
TERMINAL BLOCK J6 (analogue outputs)
1 0-10 V output for circuit 2 fan
2 Common for outputs
3 0-10 V output for common fan, circuits 1 and 2
TERMINAL BLOCK J7
Link with motherboard or another additional board
TERMINAL BLOCK J8
Link with another additional board
J5
20 19 18 17 16
15 14 13 12 11
10 9
8
7
6
5
4
3
2
1
J4
10 9
8
7
6
5
4
3
2
1
8
9
1
2
3
4
5
6
7
8
J3
3.3.2 - Rotary switch set to position 2
circuit reversal use
TERMINAL BLOCK J1
Flash Memory connector
TERMINAL BLOCK J2 (on/off inputs)
1-2 Heating/cooling selection input if unit type (P2) = reversible
air-to-water
And number of circuits (P3) = 2
2-3 Available
4-5 Available
5-6 Available
7-8 Available
8-9 Available
TERMINAL BLOCK J3 (on/off inputs)
1 Common for reversing valves
2 Circuit 1 reversing valve control
3 Circuit 2 reversing valve control
4 Common for balance valves
5 Circuit 1 balance valve control
6 Circuit 2 balance valve control
7 Reverse rotation control for circuit 1 fans
8 Reverse rotation control for circuit 2 fans
TERMINAL BLOCK J4 (analogue inputs)
1-2 Temperature sensor, coil A, circuit 1
2-3 Temperature sensor, coil B, circuit 1
4-5 Temperature sensor, coil C, circuit 1
5-6 Temperature sensor, coil D, circuit 1
7-8 Temperature sensor, coil A, circuit 2
8-9 Temperature sensor, coil B, circuit 2
8-10 Temperature sensor, coil C, circuit 2
TERMINAL BLOCK J5 (analogue inputs)
1-2 Temperature sensor, coil D, circuit 2
3 +5 V power supply - Available
4 0-5 V input - Available
5 0-5 V input - Available
6 0 V power supply - Available
7 +24 V power supply - Available
8 0-10 V input - Available
9 0-10 V input - Available
10 0 V power supply - Available
TERMINAL BLOCK J6 (analogue outputs)
1 0-10 V output - Available
2 Common for 0-10 V output - Available
3 0-10 V output - Available
TERMINAL BLOCK J7
Link with motherboard or another additional board
TERMINAL BLOCK J8
Link with another additional board
- Two
9
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