20
Device Description
WAGO-I/O-SYSTEM 750
750-484 2 AI 4-20 mA HART Ex i
Manual
V 1.2.0 HW-Version 04, SW-Version 03
3.3
Display Elements
Figure 5: Display Elements
Table 8: Legend for Figure „Display Elements“
A
B
Channel 1
state
Description
Function
HART 1
Error
HART 1
Green/Off
1 × flashing Power-On
Hardware and software
initialization
Green
Red/Off
Ready for
operation
Power on completed successfully;
internal data bus communication
Green/Off
Red
Error
Wire break, measuring overrange/
underrange
E
F
Channel 2
state
Description
Function
HART 2
Error
HART 2
Green/Off
1 × flashing Power-On
Hardware and software
initialization
Green
Red/Off
Ready for
operation
Power on completed successfully;
internal data bus communication
Green/Off
Red
Error
Wire break, measuring overrange/
underrange
3.4
Operating Elements
The I/O module 750-484 has no operating elements.