OVERVIEW

Official designation: PEPPERL+FUCHS NBB15-30GM50-WS (NBB Series, Inductive Sensor)

Role/Application: Quasi-flush mount M30 sensor for reliable 15 mm metal detection with a two-wire AC normally open output for industrial AC control.

KEY SPECS SUMMARY

Power: 20 V AC to 253 V AC

Interfaces / Ports: Cable, 2-wire, 2 meters

Indicators: LED, green (voltage), LED, yellow (switching)

Operating Temp: Minus 25 degrees C to 70 degrees C

Platform / Compatibility: Brass, nickel-plated housing, PBT sensing face

Limit: 0 to 20 Hz switching frequency

Lifecycle: Active

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum sustained operating current for the two-wire AC output?

A: The rated operating current range is 5 mA to 200 mA.

Wiring & Installation:

Q: What is the recommended safety fuse rating for the AC supply circuit?

A: A quick-blow safety fuse less than or equal to 0.3 A is recommended.

Troubleshooting & Compatibility:

Q: What is the maximum voltage drop across the sensor when the load current is less than 50 mA?

A: The voltage drop is less than 8 V when the load current is below 50 mA.

Replacement & Upgrades:

Q: What is the primary difference between the NBB15-30GM50-WS and the WS-V12 model?

A: The NBB15-30GM50-WS-V12 model features a connector plug termination instead of an integrated cable.