ENGLISH
24
NT_51897201_RHE-AN_130516.docx
Case of operation in constant airflow (CAV) – controlled by optical sensor or box 0 / PV / GV
(accessories)
Warning : All the controls must be made with potential free contacts
Case of operation in variable airflow (VAV) – CO2 probe (accessory)
The unit is preprogrammed for the usage of a CO2 measurement probe with a range 0 – 2000 ppm and a signal of 0
– 10 Vdc.
24V
SA4
24V
SA5
7
8
5
6
3
4
1
2
27
28
31
32
SA3
SA2
SA
1
10
9
+
24V
12
11
+2
4
V
14
13
+2
4
V
16
15
+2
4
V
A
B
24V
24V
24V
on
L
N
Gn
d
Gn
d
Gn
d
Gn
d
Gn
d
41
42
35
36
37
38
33
34
23
24
25
26
21
22
32
31
Pesence
detector
33
34
ON/OFF
32
31
33
Marc
he
GV
31
32
33
34
Variant :
Fan control
0-PV-GV
switch board into
the unit
24
V
SA4
24
V
SA5
7
8
5
6
3
4
1
2
27
28
31
32
SA3
SA2
SA
1
10
9
+
24V
12
11
+
24V
14
13
+
24V
16
15
+
24V
A
B
24
V
24
V
24
V
on
L
N
Gn
d
Gn
d
Gn
d
Gn
d
Gn
d
41
42
35
36
37
38
33
34
23
24
25
26
21
22
32
31
31
32
33
34
Extending
running
33
34
additional option
ON / OFF
Air quality
sensor
(co2...)
Gnd
CO2
V+
9
24
V
~
10
switch board into
the unit
