SMC Networks EX500 manual Figure of setting switch

EX500 Serial System EX## - OME0008

5 -3. LED display

BUS

MS

NS

SOL

GATEWAY UNIT EX500 SERIES

	COM A	COM B	COM C	COM D
Display			Content
MS	Operating in a normal condition				: Green lights
	Recoverable fault ( Memory is abnormal )				: Red lights
	Not online				: Lights off
	Online , Not Allocated				: Green flashing
NS	Online , Allocated				: Green lights
	Connection Time - Out				: Red flashing
	Critical Link Failure				: Red lights
SOL	Solenoid valve source voltage is normal				: Lights
	Voltage lowered to 20V or less				: 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 )

5 -4. Operation setting

Turn the power supply OFF when setting switches.

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

SW1 SW2 SW3

0

9 1

82

7 3

64

5

Figure of setting switch

- 23 -