Gossen IPP 144 - 40 G, IPP 144 - 40 GE - page 19

17
Interface II
RS 232 C
RS 485
(Option)
Sender / receiver IPP 144-40 GE
Explanation concerning the signal names underRS 485.
The names A, B, C correspond to the EIA 485 - Standard:
inactive or logical „1“; A > B
logical „0“: B > A
If an interface does not comply with that standard, the
connections of A and B must be interchanged.
Standard USB chassis socket type B
pin 1 +5V
pin 2 USBDM
pin 3 USBDP
pin 4 GND
ProfiBus
(Option)
USB
(Option)