ANNEX
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Manual EMC 500 · EN01 · 2008-02
55
E
Configuration of the Interfaces
1
3
2
1
4
2
5
3
6
E 130
3
C4
C4
(Standard)
No pin 1 (+U)!
inactive
Printer
Modbus
RMG bus
Interface card in GC 9000
DIL switch
RS 232
RS 485
RS 485
RS 232
RS 232
Pos. 1-2: C4 as RS 232
2-3: C4 as RS 485
Pos. 1-2: C4 off
2-3: C4 off
Pos. 1-2: C4 on
2-3: C4 on
No terminating
resistors necessary!
Version no. of the card
on the backside
Using RMG-Bus:
set all switches to ON
or internal supply and
bus termination!
Using DSfG:
switches 2,3 = ON
est = OFF, external bus
ermination necessary.
Default configurations for GCI
Cable to rear panel:
C1
C2
C3
C4
C4 needs external terminating resistors and a bus supply voltage (+5 V).
Select the mode for the interface C4 by the DIL switch 5 on the CPU card:
DIL 5 ON:
RS 485
DIL 5 OFF:
RS 232
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