O Modules; Digital Output Modules; 750-491 [1 Ai Dms]; Variations - WAGO I/O SYSTEM 750 Series Manual

2 I/O Modules

2.1 Digital Output Modules

2.1.1 750-491 [1 AI DMS]

1-Channel Analog Input Module for Resistor Bridges (DMS)
2.1.1.1

Variations

Item-No.
750-491
750-491/000-001 1 AI DMS/125 ms
2.1.1.2

View

Function U
Fig. 1: 1-Channel Analog Input Module 750-491
WAGO-I/O-SYSTEM 750
I/O Modules
Designation
1 AI DMS
13 14
A
D
C
B
Error U
D
D
+UD +UR
+U
D
-UD -UR
-U
D
0V 5V
-U (0V)
V
S S
Shield
(screen)
750-491
Description
1-Channel Analog Input Module
for Resistor Bridges (DMS),
Conversion time 500 ms
1-Channel Analog Input Module
for Resistor Bridges (DMS),
Conversion time 125 ms
Function U
ref
Error U
ref
Data contacts
+U
V
+U +U
ref ref
+U
D
-U
ref
-U
D
+U (5V) -U
ref
V
-U
V
The power supply Uv can be
obtained from the terminal or
Shield
can be feed in external. The
(screen)
terminal supplies 5 V. The
maximum input voltage U
is limited to 6 V.
750-491 [1 AI DMS]
Variations
ref
g049100e
• 7