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Inductive

4 mm ring inductive Sensor · NPN NO

Inductive Sensors
Product photographDimensions & wiring

Inductive ring sensor with a 4 mm aperture for detecting metal targets passing through the opening. NPN NO output with a cable connection. Intended for metal-part presence, rod passage and chain monitoring applications. Gallery images show the representative housing; printed output labels may differ from this selected variant. Confirm the terminal assignment before installation.

4 mm
Opening gap
NPN / NO
Output
Cable
Connection
RG
Housing
5-40 VDC
Supply
Two mounting slots
Mounting
PRODUCT SPECIFICATIONS

Technical data

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4 mm ring inductive Sensor · NPN NO Catalog reference
Technical specifications for 4 mm ring inductive Sensor · NPN NO
Sensing01
TechnologyInductive
ManufacturerDolphin
Housing / formRG
Opening gap4 mm
Electrical02
Operating voltage5-40 VDC
Output circuitNPN
Switching functionNO
Maximum load currentTo be confirmed
Mechanical03
ConnectionCable
Wire count3
Wiring notesConductor count derived from the requested DC output configuration: NO/NC uses 3 conductors; complementary NO+NC uses 4. Pin assignment and electrical ratings require model-specific confirmation.
Cable lengthTo be confirmed
MountingTwo mounting slots
Housing materialTo be confirmed
Dimensions / lengthTo be confirmed

Final specifications require confirmation.

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Data source & verification

Based on Dolphin’s supplied product information. Confirm the exact orderable configuration with the team.

DOCUMENTATION

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Manufacturer documentation is not attached. Request the exact wiring and dimensional reference before installation.

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