SMC Networks EX500 manual LED display, Operation setting, Display Content

EX500 Serial System EX## - OME0008

4 -3. LED display

BUS

RUN SOL COM ERR

GATEWAY UNIT EX500 SERIES

	COM A	COM B		COM C	COM D
Display				Content
RUN	Source ON		: Lights
	Source OFF		: Lights off
SOL	Solenoid valve source voltage is normal					:Lights
	Voltage lowered to 20V or less					:Lights off
COM	RIO communication is normal					: Lights
	RIO communication is abnormal					: Lights off
ERR	RIO communication is abnormal					: Lights
	RIO communication is normal					: Lights off
COM A	Communication port A is receiving data					: Lights
	Communication port A has no data					: Lights off
COM B	Communication port B is receiving data					: Lights
	Communication port B has no data					: Lights off
COM C	Communication port C is receiving data					: Lights
	Communication port C has no data					: Lights off
COM D	Communication port D is receiving data					: Lights
	Communication port D has no data					: Lights off

！CAUTION

When the Input Unit Manifold is not connected, the respective COM LED of the GW Unit will not light up. To monitor the status of COM port, it is necessary to use a Terminal Plug.

The COM LED will light up when a Terminal Plug is used. ( Refer to section 3 -6 -4 )

4 -4. Operation setting

Turn the power supply OFF when setting switches.

Open the station switch protection cover and set the dip switch with a flat blade screw driver.

ON								ON
1	2	3	4	5	6	7	8	1	2	3	4
		SW1							SW2		SW3

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