22 Analog input module XN-322-4AI-PTNI
22.1 Status LEDs
151 XN300 slice modules 02/24 MN050002EN Eaton.com
22.1 Status LEDs
Figure 88: LED signals and pin assignment
a Module status LED
b User LED
c Input 1 status LED
d Input 2 status LED
e Input 3 status LED
f Input 4 status LED
Module status
Green ON System OK
OFF No power
FLASHES (5 Hz) No communications
User
yellow ON The user can set the LED signals as necessary.
(For example, the visualization interface can be used to set
the module's LED to flash so that it is easier to find the
module inside the control panel.)
OFF
FLASH
(200 ms ON,
1000 ms OFF)
FLASH
(1000 ms ON,
200 ms OFF)
Status input yellow ON Input enabled
FLASHES (0.5 Hz) Measuring range fallen below
FLASHES (4 Hz) Measuring range exceeded or cable breakage
OFF Input disabled
X1
R+
S+
R-
S
U
X2
R+
S+
R-
X3
R+
S+
R-
X4
R+
S+
R-
4AI
PTNI
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