Mark Interface+ Technisches Handbuch Seite 8

4.2 Connection burner capacity with Modbus for G(S)+
H
G
F
I
Interface+ module
A -
B
-
Potential free entries
F
-
Potential free exits
G
-
H -
Communication
I
-
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B+
Power supply 1~230V + N + PE / 50Hz
Connecting air heater with 2-wired bus cable.
Reset
Malfunction (NO) 230V or 24V*
Operation (NO) 230V or 24V*
RS 485 Modbus
* Only 1 voltage may be used: 230V or 24V.
** The switch must always be switched to the right.
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L N PE
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S4(ON)
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L
A
N
PE
B
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S4(ON)**