Display Elements; Schematic Diagram - WAGO 750-650 Manual

8 • 750-650 (/xxx-xxx) [Serial Interface RS 232 C]

Display Elements

2.1.1.4 Display Elements
Fig. 2.1.1-2: Display
Elements

2.1.1.5 Schematic Diagram

Shield
(screen)
Fig. 2.1.1-3: Schematic Diagram
LED
A
B
D
g065002x
1)
The pulses are so short that the off status cannot or only hardly be
recognized with the eyes.
1 5
TxD RxD
2 6
RTS CTS
3 7
0V
4 8
750-650
Channel State Function
Function off No operational readiness or the
internal data bus communication is
interrupted
green Operational readiness and trouble-free
internal data bus communication
1)
TxD off signal transfer TxD
green no signal transfer TxD
1)
RxD off signal transfer RxD
green no signal transfer RxD or open input
RxD
TxD
CTS
RTS
0V
Shield
(screen)
RS 232 C
Logic
Function
RxD TxD
WAGO-I/O-SYSTEM 750
Busklemmen
g065001e