Description

The WINGREEN 03ZSTJ1-00-301-RS is a high-performance inductive proximity sensor engineered for precision object detection in industrial automation systems. Manufactured by Wingreen, a globally recognized Taiwanese leader in sensor technology, this NPN Normally Open (NO) sensor delivers exceptional reliability in harsh environments. Designed with a shielded M12 threaded barrel housing, the WINGREEN 03ZSTJ1-00-301-RS offers flush-mounting capability and immunity to electromagnetic interference, making it ideal for space-constrained applications. Its core function involves non-contact detection of metallic targets (ferrous and non-ferrous) within a 2mm sensing range, enabling real-time feedback for machine control, positioning, and safety interlocks.

As part of Wingreen’s 03ZSTJ1 series, this 3-wire DC sensor operates on a 10-30V DC supply and features reverse polarity protection, ensuring seamless integration into PLC/DCS systems from brands like Siemens, Rockwell Automation, and Omron. The WINGREEN 03ZSTJ1-00-301-RS excels in reducing mechanical wear and maintenance costs by eliminating physical contact with targets. With an IP67-rated stainless steel housing, it withstands dust, moisture, oils, and vibrations, delivering long-term stability in demanding sectors like automotive manufacturing and material handling.

Technical Specifications

Main Features and Advantages

The WINGREEN 03ZSTJ1-00-301-RS integrates multiple innovations to maximize operational efficiency. Its shielded (flush-mountable) design eliminates dead zones, allowing direct embedding into metal surfaces without compromising detection accuracy. The NPN transistor output ensures compatibility with sinking input modules prevalent in Asian and European PLC systems, while the 1 kHz switching speed enables high-speed counting and positioning tasks in packaging or assembly lines.

Robustness defines this sensor: the stainless steel barrel resists corrosion from coolants and chemicals, while the IP67 seal protects internal electronics from pressurized water jets and dust ingress. Extended temperature tolerance (–25°C to +70°C) guarantees performance in foundries or cold storage facilities. Additionally, built-in short-circuit and reverse polarity protection prevent damage during installation errors. The WINGREEN 03ZSTJ1-00-301-RS also features an LED status indicator for real-time diagnostics, reducing troubleshooting downtime.

Application Field

The WINGREEN 03ZSTJ1-00-301-RS excels in industrial automation scenarios requiring compact, resilient sensing solutions. In automotive manufacturing, it monitors robotic weld gun positions, verifies component presence on palletized systems, and detects metal slugs in stamping presses. For material handling, this sensor tracks conveyor belt package flow, controls pallet shuttle positioning, and secures crane hook proximity to metal structures.

Food and beverage plants deploy the WINGREEN 03ZSTJ1-00-301-RS for stainless steel tank level detection and fill-line container counting, leveraging its IP67 hygiene compliance. In metalworking, it safeguards CNC tool changers by confirming tool holder engagement and detects workpiece clamping status. The sensor’s vibration resistance also makes it suitable for hydraulic cylinder position feedback in mobile machinery.

Related Products

03ZSTJ1-00-302-RS: PNP Normally Closed (NC) version for sourcing input modules.

03ZSTJ2-00-301-RS: M18 housing variant with 5mm sensing range for larger targets.

03ZSTJ1-00-301-PS: M12 plug connector version for quick-disconnect applications.

03ZSPA1-00-301-RS: Unshielded cylindrical sensor for non-metallic mounting.

03ZSNA1-00-301-RS: High-temperature model rated for 100°C environments.

WINGREEN IO-Link Sensors: Smart sensors with diagnostics for Industry 4.0 integration.

Installation and Maintenance

Pre-installation preparation: Ensure the mounting hole diameter (12mm) and depth align with the WINGREEN 03ZSTJ1-00-301-RS’s flush-mount requirements. Verify DC power polarity (brown wire: +V, blue wire: 0V, black wire: signal) using the cable’s color coding. Avoid installing near high-frequency inverters or welding equipment without shielding conduits.

Maintenance recommendations: Periodically clean the sensor face with isopropyl alcohol to remove metal chips or oil buildup. Check cable integrity for abrasion or cuts, especially at entry points to cable carriers. Validate switching consistency using the LED indicator. For the WINGREEN 03ZSTJ1-00-301-RS, recalibration is unnecessary due to non-contact operation.