AS Series Module Manual
14-20
LED Indicators
Indicator Color Name Description
PWR
Blue Power indicator
ON: The power supply is normal.
ERR
Red Error indicator
ON: A major error occurs in the module.
OFF: The module is operating normally.
Blinking: A minor error exists in the module (Blinks every 0.5 seconds.)
CH1 Act.
Green
Ch1 counter state
indicator
OFF: The counter is disabled.
Pulse Input -
ON: The counter is enabled but there is no change in the counter value.
Blinking: The counter value is changing. (Blinks every 0.5 seconds.)
SSI Input -
Blinking: The counter is enabled and the position value is being updated.
every 0.5 seconds.)
CH1 A
Red
Ch1 phase-A input
indicator
ON: The phase-A input for channel 1 is active.
OFF: The phase-A input for channel 1 is not active.
CH1 B
Red
Ch1 phase-B input
ON: The phase-B input for channel 1 is active.
OFF: The phase-B input for channel 1 is not active.
CH1 Z
Red
Ch1 phase-Z or DI
input indicator
ON: The phase-Z input for channel 1 is active.
OFF: The phase-Z input for channel 1 is not active.
Y0.0
Red
Y0.0 output status
ON: The Y0.0 output is active.
OFF: The Y0.0 output is not active.
Y0.1
Red
Y0.1 output status
indicator
ON: The Y0.1 output is active
OFF: The Y0.1 output is not active.
CH2 Act.
Green
Ch2 counter state
indicator
OFF: The counter is disabled.
Pulse Input -
ON: The counter is enabled but there is no change in the counter value.
Blinking: The counter value is changing. (Blinks every 0.5 seconds.)
SSI Input -
Blinking: The counter is enabled and the position value is being updated.
(Blinks
every 0.5 seconds.)
CH2 A
Red
Ch2 phase-A input
ON: The phase-A input for channel 2 is active.
OFF: The phase-A input for channel 2 is not active.
CH2 B
Red
Ch2 phase-B input
ON: The phase-B input for channel 2 is active.
OFF: The phase-B input for channel 2 is not active.
CH2 Z
Red
Ch2 phase-Z or DI
ON: The phase-Z input for channel 2 is active.
OFF: The phase-Z input for channel 2 is not active.
Y0.2
Red
Y0.2 output status
ON: The Y0.2 output is active
OFF: The Y0.2 output is not active.
Y0.3
Red
Y0.3 output status
ON: The Y0.3 output is active
OFF: The Y0.3 output is not active.
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