Display Elements; Schematic Diagram - WAGO 750 Series Manual

30 • 750-461/020-000 [2 AI NTC 20kOhm]

Display Elements

2.1.3.3 Display Elements
13 14
A
A
C
B
B
D
Fig. 2.1.3-2:
Display elements
g045202x

2.1.3.4 Schematic Diagram

+R1
-R1
Shield
(screen)
Fig. 2.1.3-3: 2-Channel Analog Input Module 750-461/020-000
LED Channel State Function
off
A
green
on
1
off
B
red
on
off
C
green
on
2
off
D
red
on
1 5
+R2
2 6
3 7
-R2
4 8
750-461
/020-000
No operational readiness or the internal data bus
communication is interrupted
Operational readiness and trouble-free internal data
bus communication
Normal operation
Overrange/underflow of the admissible measuring
range, broken wire
No operational readiness or the internal data bus
communication is interrupted
Operational readiness and trouble-free internal data
bus communication
Normal operation
Overrange/underflow of the admissible measuring
range, broken wire
+R
-R
10nF
Shield
(screen)
WAGO-I/O-SYSTEM 750
A
270pF
D
g046104e
I/O Modules
Logic
Error
Function