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Digital Fiber Optic Sensors

FS-N40 series

Lineup

Amplifier Units

Cable type

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

M8 Connector type

Type Model Control outputs External input
Switchable between NPN/PNP output
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
NPN output PNP output
Main unit FS-MC8N FS-MC8P 8 1 1

Optional Parts (sold separately)

Amplifier securing bracket (for main unit)

Description Model
OP-88245 OP-88245

End units*1 (when using expansion units)

Description Model
OP-26751(Set of 2) 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 Appearance 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-84338*1 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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