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Digital Fiber Optic Sensors

FS-N40 Series

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Lineup

Amplifier Units

Cable type

Type		Model		Control outputs	External input
Type		NPN output	PNP output	Control outputs	External input
Standard	Main unit	FS-N41N	FS-N41P	1	0
Standard	Expansion unit	FS-N42N	FS-N42P	1	0
2-Output	Main unit	FS-N43N	FS-N43P	2	1
2-Output	Expansion unit	FS-N44N	FS-N44P	2	1

M8 Connector type

Type	Model		Control outputs	External input
Type	Switchable between NPN/PNP output		Control outputs	External input
Main unit	FS-N41C		2*	1*

* Switchable between 2 control outputs or 1 control output + 1 external input.
The system is not compatible with expansion units.

Zero line type

Type	Model	Control output
Expansion unit	FS-N40	None*

* Counted as 1 output if expanded with Multi-Output Unit FS-MC8N/P or the NU Series communication unit.

Multi-Output Units

Type	Model		Separate control outputs	Common output	Common input
Type	NPN output	PNP output	Separate control outputs	Common output	Common input
Main unit	FS-MC8N	FS-MC8P	8	1	1

Optional Parts (sold separately)

Amplifier securing bracket (for main unit)

Description	Model
	OP-88245

End units^*1 (when using expansion units)

Description	Model
	OP-26751

*1 Multi-output units come with end units.

M8 connector cable 2 m 6.6'/10 m 32.8'

Description	Model
	2 m 6.6' type OP-73864
	10 m 32.8' type OP-73865

Expansion converter unit

Description	Model
This adapter allows the FS-N40 series to connect to non-NEO type expansion units using the KEYENCE 1-Line System.	OP-87199

Network Units

Type	Network	Model
Communication unit	EtherNet/IP™	NU-EP1
	DeviceNet™	NU-DN1
	EtherCAT®	NU-EC1
	CC-Link	NU-CL1

Network Unit Optional Parts (sold separately)

Model	Type
OP-79426	Version 1.10 supported CC-Link dedicated cable 20 m 65.6'
OP-79427	Version 1.10 supported CC-Link dedicated cable 100 m 328.1'
OP-51504	STP (Shielded twisted-pair) cable 0.2 m 0.7'
OP-51505	STP (Shielded twisted-pair) cable 0.5 m 1.6'
OP-51506	STP (Shielded twisted-pair) cable 1 m 3.3'
OP-51507	STP (Shielded twisted-pair) cable 3 m 9.8'
OP-51508	STP (Shielded twisted-pair) cable 5 m 16.4'
OP-51509	STP (Shielded twisted-pair) cable 10 m 32.8'
*OP-843381**	e-CON connector (2 pieces included)

*1 Use a cable with sheath outer diameter of 1.15 to 1.35 mm 0.045" to 0.053" and wire range of 0.1 to 0.5 mm² 0.000155 to 0.000775"².
To connect a device using a cable other than as specified above, prepare an e-CON connector that conforms with its wire diameter.

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