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AB Industrietechnik srl – Via Julius Durst, 70 – 39042 BRESSANONE (BZ) Italy – Tel: +39 0472/830626 – [email protected] – www.industrietechnik.it
Connection of AHU-3xxSx1 version
DO1
1 2
AI1
AI2
DI1
DI2
MODBUS RTU
(AH-xMxxx)
B -
10 11 12
13 14 15
30
31
33
40 41
42 43 44
DO2
32
DO3
A +
GND
L
N
230V
ac
Power Supply
16 17
AO1
G
G0
24V
a
c
Y
G0
AO2
G
G0
24V
ac
Y
G0
G
G0
G
G0
N L
DI1
GND
DI2
AI1
GND
AI2
AO1
GND
COM
DO3
DO2
DO1
AO2
GN
D
GND
A +
B -
1
2
10
11
12
13
14
15
16
17
30
31
40
41
42
43
44
32
33
Connection of AHU-4xxSx1 version
DO1
1 2
AI1
AI2
DI1
DI2
AI3
MODBUS RTU
(AH-xMxxx)
B -
10 11 12
13 14 15
30
31
35
40 41
42 43 44
DO2
32
DO3
33
DO4
34
DO5
A +
GND
L
N
230V
ac
Power Supply
N L
DI1
GND
DI2
AI1
GND
AI2
COM
DO5
DO4
DO3
AI3
GN
D
GND
A +
B -
DO2
DO1
1
2
10
11
12
13
14
15
30
31
40
41
42
43
44
32
33
34
35
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,QRWKHUFDVHVWHPSHUDWXUHVHQVRUPDNHWKHFRQQHFWLRQVDVSHU¿JXUH
40 41
AI3
40 41
AI3
0..10V
GND
Figure 1
Figure 2
Terminal blocks:
N
-
L
= 230 V AC power
DI1
-
DI2
= Digital inputs 1 and 2
AI1
-
AI2
-
AI3
= Analogue inputs 1...3
AO1
-
AO2
-
AO3
= Analogue outputs 1...3
DO1
-
DO2
-
DO3
-
DO4
-
DO5
= Digital outputs 1...5
COM
= Common for digital outputs
A +
/
B -
= Modbus (only for
AHU-xMxSx1
models)
GND
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