Keyence PZ-M31

Keyence PZ-M31 Square Reflective Cable Type, NPN

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Keyence PZ-M31 PZ-M31 Square Reflective Cable Type, NPN — Optical & Photoelectric Sensors
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Product Description

The Keyence PZ-M31 Square Reflective Cable Type sensor is designed for high-precision detection applications. Featuring an NPN output, this intelligent reflective sensor offers a detecting distance of 5 to 300 mm, making it suitable for a wide range of industrial environments. The sensor utilizes a red LED light source and includes a 1-turn trimmer for sensitivity adjustment, ensuring optimal performance in various conditions.

With a fast response time of 1 ms, the PZ-M31 is capable of handling high-speed operations. The sensor's operation mode is switch-selectable between LIGHT-ON and DARK-ON, providing flexibility for different application requirements. Indicator lamps for output, power, and stable operation ensure easy monitoring and maintenance.

Built to withstand harsh environments, the PZ-M31 features an IP67 enclosure rating, protecting it from dust and water ingress. It also offers robust protection circuits against reversed polarity, overcurrent, and surges. The sensor operates reliably in a wide temperature range of -20 to +55 °C and can handle high levels of ambient light, including incandescent lamps up to 5,000 lux and sunlight up to 20,000 lux.

Constructed from glass-fiber reinforced plastic, the PZ-M31 is both durable and lightweight, weighing approximately 55 g including its 2-meter cable. This sensor is an excellent choice for engineers and integrators seeking reliable and precise detection solutions in demanding industrial applications.

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Offer details

Best offer from:
Trusted supplier — Poland, member since 2022, 1–4 employees
Availability:
1 pc.
In-Stock
Updated at: 08-09-2026
Warranty:
3 months
Condition:
Used
Used - A previously used item with possible signs of cosmetic wear. It is fully operational and functions as intended, though the original packaging may be missing.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Keyence
Model
PZ-M31
Type
Intelligent reflective
Output
NPN
Detecting distance
5 to 300 mm (100 x 100 mm white mat paper)
Setting distance
40 to 300 mm (100 x 100 mm white mat paper)
Light source
Red LED

Available Offers

(3)
PZ-M31 Keyence, Optical & Photoelectric Sensors

Keyence

Available:
2 pcs.
On Request
Updated at: 22-08-2026
Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
PZ-M31 Keyence, Optical & Photoelectric Sensors

Keyence

Available:
5 pcs.
In-Stock
Updated at: 10-09-2026
Offer from:
Trusted supplier — Poland, member since 2023, 50–99 employees
Warranty:
24 months

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Documents

Data Sheet

Datasheet for Keyence PZ-M31, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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