![WAGO 750-651 Скачать руководство пользователя страница 13](http://html1.mh-extra.com/html/wago/750-651/750-651_manual_3254678013.webp)
750-651 (/xxx-xxx) [TTY-Interface 20mA Current Loop] • 13
Display Elements
WAGO-I/O-SYSTEM 750
Busklemmen
2.1.1.4 Display Elements
LED
Channel
State
Function
off
No operational readiness or the
internal data bus communication is
interrupted
A Function
green
Operational readiness and trouble-
free internal data bus
communication
off Loop
current
≤
2 mA( SPACE)
B TxD
green Loop
current
≥
12 mA (MARK)
off Loop
current
≤
2 mA( SPACE)
Fig. 2.1.1-2: Display
Elements
g065002x
D RxD
green Loop
current
≥
12 mA (MARK)
2.1.1.5 Schematic Diagram
TxD
TxD
RxD
RxD
TxD
TxD
TxD
RxD
RxD
RxD
Function
Logic
TTY
___
___
___
___
1
2
3
4
5
6
7
8
750-651
Fig. 2.1.1-3: Schematic Diagram
g065101e