HIMA H41q - Page 172

BV 7049 (0508)
166
Type of used cable: LifYCY 3 x 2 x 0.08 mm
2
Table 1: Pin assignment of the interface RS 485, 9-pole
Pin RS 485 Signal Meaning
1 - - not used
2 - RP 5 V, decoupled by diodes
3 A/A’ RxD/TxD-A Receive/Transmit Data A
4 - CNTR-A Control signal A
5 C/C’ DGND Data Ground
6 - VP 5 V, positive pole of power supply
7 - - not used
8 B/B’ RxD/TxD-B Receive/Transmit Data B
9 - CNTR-B Control signal B
91
9
1
HIMA
BV7049-XX
91
LWL
Lütze
X1
X2 X3
00.wwwwww.xxx
gepr.
l = 4 m
l = 0.3 m
FO Central
module
Central
module