Unitronics
85
2.
LED Indicators
LED No.
LED Function / Description
LED Color
0
Input 0
Green
1
Input 1
Green
2
Input 2
Green
3
Input 3
Green
4
Input 4
Green
5
Input 5
Green
6
Input 6
Green
7
Input 7
Green
Status
LED
Indication
Normal Operation
[LED Off < 0.5% (Maximum Input Value)] - Input OFF
[LED On > 0.5% (Maximum Input Value)] - Input Green
Normal Operation
Overrun/Underrun
[LED Off > 21mA (Maximum Range Over]
– Input OFF
[LED Off < 3mA (Minimum Range Over , 4 ~ 20mA)]
– Input
OFF
Over range Check
Field Power Error
All Input Repeat the Green and OFF
Field Power is
unconnected