Display Elements; Schematic Diagram - WAGO 750-637 Series Manual

10 • 750-637 [Inc.Enc./RS422/32Bit/Diff.]

Display Elements

2.1.2.4 Display Elements
A1
C1
B1
D1
Fig. 2.1.2-2: Display
elements
2.1.2.5

Schematic Diagram

A/A
B/B
C/C
Ve/V
Fig. 2.1.2-2: Schematic Diagram
LED
A1
green
B1
green
C1
green
13 14 15 16
A2
A A
C2
C C
B2
B B
D1
D D
D2
green
A2
g063702x
green
B2
green
C2
green
D2
green
_
1 5 1 5
24V/0V
_
2 6 2 6
N1/N2
_
3 7 3 7
Latch/Gate
DC
DC
4 8 4 8
Ref/Shield
0
(screen)
750-637
Designation Status
off
A
on
off
C
on
off
B
on
off
Latch
on
off
Gate
on
off
N1
on
off
Ref
on
off
N2
on
24V
DC
DC
0V
A B C
_ _ _
A B C
N1/N2
N1
/N2
Latch
Gate/Ref
Gate
/Ref
Shield
(screen)
Function
U(A) - U(/A) < -0,2 V
U(A) - U(/A) > 0,2 V
or both inputs open
U(C) - U(/C) < -0,2 V
U(C) - U(/C) > 0,2 V
or both inputs open
U(B) - U(/B) < -0,2 V
U(B) - U(/B) > 0,2 V
or both inputs open
Input = 0 V or open
Input = 24 V
Input = 0 V or open
Input = 24 V
Output = 0 V
Output = 24 V
Input = 0 V or open
Input = 24 V
Output = 0 V
Output = 24 V
Ue
U
0
A,B,C
Logic
Latch
g063701e
WAGO-I/O-SYSTEM 750
I/O Modules