Connection Control Gsx Units With Hard Contacts From An External Controller - Mark Interface+ Technisches Handbuch

4.4

Connection control GSX units with hard contacts from an external controller

F
E
J
C
I
Interface+ module
A -
B
-
Potential free entries
C -
E -
F
-
J -
Communication
I
-
10
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27
28
26
25
25
12
11
8
7
1
6
5
4
2 4 6 8 10 12 14 16
3
9
10
A- 15
16
B+
Power supply 1~230V + N + PE / 50Hz
Connecting air heater with 2-wired bus cable.
For connecting more than 1 air heaters see figures [5] [7]
Ventilate
External override
Reset
Heating
RS 485 Modbus
* Only 1 voltage may be used: 230V or 24V.
** The switch must always be switched to the right.
Note: It may happen that both contacts, malfunction and operation, are present simultaneously.
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26 27 28 29 30
L N PE
3 5 7 9 11 13 15
17 20
18 21
19
22
S4(ON)
24
23
L
A
N
PE
B
17 4
20
3
GSX
S4(ON)**