2-21
2.4.8 INTERBUS-S connection (Design C8)
In general:
The inverter VF1000M in the C8
design, has an INTERBUS-S coupling
(IBS) with external 24 V supply and
remote bus interface. The inverter can
be operated according to the INTER-
BUS-S data transmission protocol.
Layout plan (view from above):
An external 24V DC power supply is
necessary to operate the interface.
No. Function
1 LED [RC] green
2 LED [RD] red
3 LED [BA] green
4 LED [U] green
5 X7 IBS input
6 X8 IBS output
7 Kl.54, input +24 V
8 Kl.53, GND
The screen connection is via the plug
casing.
Connection assignment:
IBS output Des. Function IBS input
(9pin socket) (9 pins)
1 DO Data Out 1
2 DI Data In 2
3 COM Ground 3
5 + 5 V Supply
6 /DO /Data Out 6
7 /DI /Data In 7
9 RBST Plug identification
4, 8 n.c. not assigned 4, 5, 8, 9
+
+
+
1
2
4
5
6
7
8
3