RE_240-1CA20

Chapter 2 Hardware description Manual VIPA System 200V
2-4 HB97E - CP - RE_240-1CA20 - Rev. 12/42
RxD/TxD-P (B)
RxD/TxD-N (A)
Shield
CP 240 Periphery
3
8
Periphery
Periphery
RxD/TxD-P (B)
RxD/TxD-N (A)
RxD/TxD-P (B)
RxD/TxD-N (A)
RxD/TxD-P (B)
RxD/TxD-N (A)
Pin 6 (P5V) of the isolated interfaces carries the isolated 5V supply with the
respective ground on pin 5 (M5V). You may use this isolated voltage to
provide defined static voltage levels on the signaling lines by means of
resistors and ensure that reflections are reduced to a minimum.
RxD/TxD-P (B)
RxD/TxD-N (A)
Shield
CP 240 Periphery
3
8
RxD/TxD-P (B)
RxD/TxD-N (A)
M5V
M5V
P5V
6
Periphery
RxD/TxD-P (B)
RxD/TxD-N (A)
M5V
5
The communication prozessor receives power via the back plane bus.
RS485 cabling with
PROFIBUS cable
RS485 cabling with
defined static levels
Power supply