22
Device Description
WAGO-I/O-SYSTEM 750 XTR
750-486/040-000 4AI 0/4-20mA NE43 Ex i XTR
Manual
Version 1.0.0
Table 7: Legend for Figure “Display Elements”
Channel Designation LED State Function
4
Status AI 4
G
Off
Not ready for operation or no or disturbed
local bus communication, channel
deactivated
Green
Ready for operation and undisturbed local
bus communication
Error AI 4
H
Off
Normal operation and/or diagnostics
deactivated, or channel deactivated
Red
Permissible measurement range
overrange/underrange, short circuit,
general error, wire break (for sensor types
“4 mA … 20 mA” and “3.6… 21 mA”)
3.4
Operating Elements
The I/O module 750-486/040-000 has no operating elements.