SMC Networks EX250-SEN1 Wiring, Communication wiring, Power supply wiring, Cable connection

Wiring

Communication wiring

Connect the Ethernet Communication Cable to the communication connector of SI Unit.

Power supply wiring

Connect the Power Supply Cable to the power supply connector of SI Unit.

When selecting the power supply, refer to "Handling precautions" (page 3) in this manual.

Cable connection

Aligning the key groove with the communication connector (4-pin, socket) of SI Unit, plug the Ethernet Communication Cable (plug).

Tighten the lock nut on cable side by turning it clockwise by hand.

Confirm that the connector portion does not move.

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Cable connection

Aligning the key groove with the power supply connector (plug) of

SI Unit, plug the Power Supply Cable (socket).

Tighten the lock nut on cable side by	M3 Earth terminal
turning it clockwise by hand.
Confirm that the connector portion
does not move.

Pin layout and connection diagram of Ethernet Communication Cable

M12 6.7 RJ45

47.3 2000 45

Model No. : EX9-AC020EN-PSRJ

		Terminal No.	Cable core wire external color
2	1		1
			2
		+Tx 1	1 White/Orange 43

Pin layout and connection diagram of power supply connector cable for (unit : mm)

M12		6
14.9	18
	34	30	5
	48		50

Model No. : EX500-AP -S

		+Rx 2	2	Orange	5
3	4	- Tx 3	3	White/Green	6
		- Rx 4	4		7
			5		8
Pin assignment of				Green	Pin assignment of
			6
plug connector			7		plug connector
			8
		Wiring diagram	Shield

Cable specifications

Pin No. Cable color: Signal name

1Brown : 24VDC +10%/-5% (for solenoid valves/output)

2White : 0V (for solenoid valves/output)

3Blue : 24VDC 10% (for input and control)

4Black : 0V (for input and control)

5Grey : Earth

NOTE

1 2

5

43

Socket connector pin layout

Core wire	AWG 26
Sheath color	Blue green

Ground the Earth terminal with the ground resistance at 100 ohm or less. Make the pin No.5 of

the power supply connector ungrounded, and ground at one point.

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