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Keyence PZ-V31P Reflective Photoelectric Sensor for industrial automation

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Keyence PZ-V31P

by Keyence

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OverviewThe Keyence PZ-V31P is a high-performance, compact square reflective photoelectric sensor meticulously engineered for precision object detection in demanding industrial environments. This robust sensor, from the renowned Keyence brand, is outfitted with a reliable PNP output and an integrated cable connection, making it an ideal solution for a broad spectrum of general-purpose automation tasks. Its ingeniously designed compact square housing not only facilitates flexible mounting in even the most restrictive spaces but also ensures seamless integration into existing systems. By leveraging a built-in emitter and receiver, the PZ-V31P delivers exceptionally fast and stable detection capabilities when paired with a reflective target or tape. Engineered for unwavering performance, the PZ-V31P boasts an IP67 protection rating, guaranteeing its resilience against dust and water ingress. This makes it an indispensable component for rigorous applications commonly found in packaging machinery, conveyor systems, and high-speed production lines where reliability and quick response times are paramount for operational efficiency.Key Features Reflective Sensing: Utilizes a reflector or reflective surface for accurate and dependable object detection, minimizing false readings and enhancing system integrity. PNP Output (Normally Open): Ensures broad compatibility with a vast array of industrial control systems that utilize PNP input configurations, simplifying integration and reducing setup complexities. Integrated Cable Connection: Comes equipped with a standard 2-meter pre-wired cable, facilitating direct and straightforward wiring without the need for additional connectors or intricate wiring procedures, thus saving installation time. Compact Square Housing: The streamlined square design allows for effortless installation in confined, tight, or angled spaces, offering unparalleled flexibility in sensor placement and machine design. High-Speed Response: Boasts a rapid response time of less than 1 millisecond, enabling the precise detection of fast-moving targets and ensuring real-time process control and improved throughput. Bright LED Indicator: Features a highly visible operation LED, providing clear and instantaneous visual feedback on the sensor's status, aiding in quick troubleshooting and operational oversight. IP67 Protection Rating: Offers superior resistance against dust and water, confirming its suitability and durability for deployment in harsh industrial environments where exposure to elements is common. Wide Operating Temperature Range: Capable of functioning reliably across an ambient operating temperature range of –10 to +55°C, ensuring stable performance in varied climatic conditions. Technical Specifications Model: PZ-V31P Detection Method: Reflective (retroreflective) Sensing Distance: Approximately 1 meter (when used with a standard reflector) Output Type: PNP, Normally Open Connection: 2-meter pre-wired cable (standard) Response Time: <1 ms Power Supply: 12–24 VDC Housing Material: Durable ABS resin Indicator: Operation LED (visible) Protection Rating: IP67 Ambient Operating Temperature: –10 to +55°C Applications Conveyor Systems: Essential for accurately detecting the presence and flow of boxes, containers, or individual parts, optimizing material handling and logistics. Packaging Equipment: Serves as a critical component for triggering automated labelers, counters, and sealing mechanisms, enhancing efficiency and accuracy in packaging operations. Automated Assembly Lines: Indispensable for precise object presence verification and ensuring correct alignment of components during automated assembly processes, reducing errors and improving product quality. Small Machinery Integration: Its exceptionally compact form factor makes it an ideal choice for seamless integration into small-scale machinery and tightly packed industrial setups where space is a premium. Material Handling: Provides reliable presence verification and positioning accuracy for a variety of material handling tasks. Why Choose the Keyence PZ-V31P?The Keyence PZ-V31P photoelectric sensor is engineered for peak performance in demanding industrial settings. Its combination of rapid response, durable construction, and compact design ensures reliable operation and seamless integration into diverse automation systems. With its superior detection capabilities and robust protection against environmental factors, the PZ-V31P is an ideal choice for enhancing efficiency and precision across various applications.Order NowReady to upgrade your industrial automation? Purchase the Keyence PZ-V31P reflective photoelectric sensor today and experience enhanced reliability and precision in your operations.FAQWhat is the sensing range of the Keyence PZ-V31P?The Keyence PZ-V31P has a sensing distance of approximately 1 meter when used with a standard reflector.What kind of output does the PZ-V31P have?This sensor features a PNP, Normally Open output type, ensuring compatibility with a wide range of industrial control systems.Is the Keyence PZ-V31P suitable for harsh environments?Yes, with an IP67 protection rating, the PZ-V31P offers superior resistance against dust and water, making it highly suitable for demanding industrial applications.

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PRODUCT DETAILS

Keyence PZ-V31P

Overview

This is a genuine Keyence component from the Sensors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Keyence catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Keyence automation ecosystem
  • Engineered to integrate inside Sensors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Keyence equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Keyence catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Keyence platform with documented conversion notes for the Sensors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: PZ-V31P
  • Detection Method: Reflective (retroreflective)
  • Sensing Distance: Approximately 1 meter (when used with a standard reflector)
  • Output Type: PNP, Normally Open
  • Connection: 2-meter pre-wired cable (standard)
  • Response Time: <1 ms
  • Power Supply: 12–24 VDC
  • Housing Material: Durable ABS resin
  • Indicator: Operation LED (visible)
  • Protection Rating: IP67
  • Ambient Operating Temperature: –10 to +55°C

Applications

  • Conveyor Systems: Essential for accurately detecting the presence and flow of boxes, containers, or individual parts, optimizing material handling and logistics.
  • Packaging Equipment: Serves as a critical component for triggering automated labelers, counters, and sealing mechanisms, enhancing efficiency and accuracy in packaging operations.
  • Automated Assembly Lines: Indispensable for precise object presence verification and ensuring correct alignment of components during automated assembly processes, reducing errors and improving product quality.
  • Small Machinery Integration: Its exceptionally compact form factor makes it an ideal choice for seamless integration into small-scale machinery and tightly packed industrial setups where space is a premium.
  • Material Handling: Provides reliable presence verification and positioning accuracy for a variety of material handling tasks.

Why Choose the PZ-V31P?

The Keyence PZ-V31P photoelectric sensor is engineered for peak performance in demanding industrial settings. Its combination of rapid response, durable construction, and compact design ensures reliable operation and seamless integration into diverse automation systems. With its superior detection capabilities and robust protection against environmental factors, the PZ-V31P is an ideal choice for enhancing efficiency and precision across various applications.

Availability & Shipping

  • In stock: PZ-V31P ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every PZ-V31P ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Keyence

The Keyence PZ-V31P has a sensing distance of approximately 1 meter when used with a standard reflector.

Machine down? We ship parts the same day.

New, surplus, and refurbished Keyence inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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PALM Parts Solution sells used surplus products. PALM Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PALM Parts Solution come with PALM Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

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