KJTDQ BES 516-300-S163-S4-D (BHS0022) High Pressure Proximity Sensor: The Ultimate Guide for Industrial Applications

• time：2026-01-20 16:40:11
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In the demanding world of industrial automation and process control, the reliability of every component is paramount. Among these critical components, proximity sensors play a vital role in ensuring safety, precision, and efficiency. The BES 516-300-S163-S4-D, also known by its order code BHS0022, stands out as a specialized high-pressure proximity sensor engineered to perform under extreme conditions where standard sensors would fail. This guide delves into the features, applications, and technical specifications that make this sensor an indispensable tool for engineers and maintenance professionals.

The core function of the BES 516-300-S163-S4-D is non-contact detection of metallic objects. What sets it apart is its robust design, specifically built to withstand high-pressure environments commonly found in hydraulic systems, die-casting machines, injection molding equipment, and heavy-duty press lines. The housing is constructed from high-grade stainless steel, providing exceptional resistance to mechanical stress, shock, and vibration. This durability ensures consistent operation and a long service life, even in the most punishing industrial settings.

A key technical highlight of this sensor is its impressive pressure rating. It is designed to operate reliably in environments with surrounding pressures up to 500 bar, a specification that directly addresses the needs of high-pressure hydraulic applications. The "S4" in its designation often refers to a particular housing style or connection type, typically indicating a robust, threaded barrel design with an integrated plug connector for secure and easy installation. The sensing face is protected to prevent damage from accidental contact with machine parts, maintaining sensing accuracy over time.

The BES 516-300-S163-S4-D utilizes an inductive sensing principle. It generates an electromagnetic field from its active face. When a ferrous or non-ferrous metal target enters this field, it causes a change in the oscillation amplitude, which the sensor's circuitry detects and converts into a switched output signal. This output, typically in the form of a DC PNP or NPN signal (as specified by the "D" in the code), provides a clear "on/off" signal to the connected programmable logic controller (PLC) or machine control system. This reliable signal is crucial for tasks like position verification, end-of-travel detection, or counting.

Installation and integration are straightforward. The sensor features a standard M30 threaded barrel, allowing for easy mounting in prepared holes. Its compact design enables installation in space-constrained areas. For optimal performance, it is essential to consider the sensor's nominal sensing distance, ensure proper alignment with the target, and account for any temperature variations in the operating environment, although this model is built to handle a wide industrial temperature range.

The applications for the BES 516-300-S163-S4-D are vast and critical. It is the sensor of choice for monitoring piston position in high-pressure hydraulic cylinders, ensuring that a cylinder is fully retracted or extended before the next cycle begins. In plastic injection molding machines, it reliably detects mold closure under immense clamping force. Within the automotive and metalforming industries, it provides precise position feedback in stamping presses and forging equipment, where pressures are extreme. Its reliability directly contributes to preventing machine damage, reducing downtime, and enhancing overall operational safety.

When selecting a sensor for high-pressure applications, the BES 516-300-S163-S4-D (BHS0022) offers a compelling combination of resilience, accuracy, and proven performance. It represents more than just a component; it is a safeguard for machinery and a contributor to seamless, uninterrupted production. For system designers and plant engineers, specifying this sensor means investing in a solution that delivers peace of mind and operational excellence where it matters most. Always refer to the official datasheet for precise electrical characteristics, detailed dimensional drawings, and specific installation guidelines to ensure perfect integration into your system.