3Com MS40-717X warranty Typical MS40-7171 2 to 10 Vdc Wiring Diagram

	2 to 10 Vdc					MS40-7171
			Yellow/Black	AI
	+
	Control				1
	Signal		Gray	COM
	-
					2
Position Feedback (-)			Blue	AO
					3
Signal 2 to 10 Vdc (+)
			Brown	L1
		240 Vac	Light Blue	L2
			Green/Yellow	GRD

1Unused conduit port must remain plugged with a water tight pipe plug as shipped from factory to maintain NEMA Type 4 or IP56 rating.

2Color coding of wiring on older models (MX40-717x-0- 0-0) manufactured prior to December, 2007, differs from current models. See Table 4 on page 14. Consult label on product to confirm wiring codes.

3Keep AI, COM and AO wiring less than 30 meters length to meet CE requirements.

Figure-3 Typical MS40-7171 2 to 10 Vdc Wiring Diagram.

	4 to 20 mA					MS40-7171
			Yellow/Black	AI
	+
	Control		500 Ohm		1
	Signal
			Gray	COM
	-
					2
Position Feedback (-)			Blue	AO
					3
Signal 2 to 10 Vdc (+)
			Brown	L1
		240 Vac	Light Blue	L2
			Green/Yellow	GRD

1Unused conduit port must remain plugged with a water tight pipe plug as shipped from factory to maintain NEMA Type 4 or IP56 rating.

2Color coding of wiring on older models (MX40-717x-0- 0-0) manufactured prior to December, 2007, differs from current models. See Table 4 on page 14. Consult label on product to confirm wiring codes.

3Keep AI, COM and AO wiring less than 30 meters length to meet CE requirements.

Figure-4 Typical MS40-7171 4 to 20 mA Wiring Diagram.

		2 to 10 Vdc				MS40-7173
			Yellow/Black	AI
		+
		Control
		Signal	Gray	COM	1
		-
					2
Position Feedback (-)			Blue	AO
Signal 2 to 10 Vdc (+)					3
Transformer			Red	24H (DC+)
	24 Vac or 22-30 Vdc		Black	24G (DC-)
			Green/Yellow	GRD

1Unused conduit port must remain plugged with a water tight pipe plug as shipped from factory to maintain NEMA Type 4 or IP56 rating.

2Color coding of wiring on older models (MX40-717x-0- 0-0) manufactured prior to December, 2007, differs from current models. See Table 4 on page 14. Consult label on product to confirm wiring codes.

3Keep AI, COM and AO wiring less than 30 meters length to meet CE requirements.

Figure-5 Typical MS40-7173 2 to 10 Vdc Wiring Diagram.

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