5
4.4 Indicator light status description
Subject:
Specifications
K16/K32
K8J8
Indicator light
description
1. POW refers to the power light.
2. COM refers to the communication light.
3. EXT refers to the module communication light.
4. The number refers to the channel number (for example, K16 refers to DI1-DI16), the odd number
refers to the red light, and the even number refers to the green light.
(See the table below for specific information of indicator lights.)
Modules:
Specifications
MKA18
MJ12
MA84
Indicator light
description
1. POW refers to the power light.
2. The number refers to the channel number, the odd number refers to the red light, and the even
number refers to the green light.
(See the table below for specific information of indicator lights.)
Not lit
Lit
Green
Red
Normally
on
Flashing
Normally
on
Flashing
POW
No power
/
Normal power
/
/
COM
No
communication
/
COM1, normal
communication
/
COM2, normal
communication
EXT
No connected
modular
/
Connected modular and
normal communication
/
Normal communication
but failed
communication
DI, DO, AI, AO
status light
No status
Normal
working
/
Normal
working
/
