Panasonic AGM1CSRX16T, Reference Manual

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3.2 Expansion Units
3.2.1 Names and Functions of Components of the GM1 Digital I/O Unit
No. Name Function
(1) Unit connector This is a connector to which each expansion unit is connected.
(2) Operation monitor LEDs These LEDs indicate the status of expansion units.
(3) Display selector switch
This is a switch used to select I/O information to be displayed on
LEDs.
(4) I/O connector Used to connect input devices to output devices.
(5) Expansion hook This is a hook used to fix each expansion unit to another.
(6) DIN rail attachment part This is the part which is attached to the DIN rail.
(7) DIN hook Used to fix the Controller to a DIN rail
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Names and functions of each operation monitor LED
No. Name LED color Function
(1) Power Blue
Indicates the power state of the unit.
Lit: Power supply of the unit is started normally.
Unlit: Power is not supplied. Or, there is an error in the power supply
to the system.
(2) Alarm Red
Indicates that an alarm has occurred in the unit.
Lit: Unit error
3.2 Expansion Units
3-8 WUME-GM1H-01