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Plc led status

$30.00

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SF

System fault: it indicates there is an error in the system, this error could be software error like an error in programming or hardware error like a power loss of one of the input modules

Color: Steady Red

BF

Bus Fault: it indicates that there is an error in the system network,  like a bad contact in one of the communication connectors, or there is  an overlap between the addresses in the network

Color: Steady Red

MAINT

Maintenance: where ever this indicator energized this means that the  CPU is not working anymore and needs a service, but this is rarely  happening.

Color: Steady yellow

DC5V

This led indicates that there is a 24 Volt DC provided to the CPU.

Color: Steady Green

FRCE

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Description

SF

System fault: it indicates there is an error in the system, this error could be software error like an error in programming or hardware error like a power loss of one of the input modules

Color: Steady Red

BF

Bus Fault: it indicates that there is an error in the system network,  like a bad contact in one of the communication connectors, or there is  an overlap between the addresses in the network

Color: Steady Red

MAINT

Maintenance: where ever this indicator energized this means that the  CPU is not working anymore and needs a service, but this is rarely  happening.

Color: Steady yellow

DC5V

This led indicates that there is a 24 Volt DC provided to the CPU.

Color: Steady Green

FRCE

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