Effective detection range: 0 … 3.5 m in TEACH mode ; 0 … 5 m at switch position “N”
Reflector distance: 0 … 3.5 m in TEACH mode ; 0 … 5 m at switch position “N”
Threshold detection range: 6 m
Reference target: H85-2 reflector
Light source: LED
Light type: modulated visible red light

High-performance retroreflective sensing with infrared glass optics: Provides reliable object detection even in demanding industrial environments.
Robust R100 housing design with IP67 protection: Ensures durability against dust, water, and harsh conditions for long service life.
IO-Link communication capability: Enables advanced configuration, diagnostics, and seamless integration into modern automation systems.
Flexible PNP/NPN switching outputs: Offers easy adaptability to various control requirements and application setups.

The Pepperl+Fuchs Z787 Zener Barrier is a trusted solution for intrinsically safe applications, designed to ensure both safety and operational reliability in hazardous environments. This barrier works by limiting voltage, current, and power to predetermined safe levels, protecting both equipment and personnel from potential ignition sources in explosive atmospheres. As a core component in explosion protection systems, it allows safe signal transmission between control systems in safe areas and field devices located in hazardous zones, such as sensors, transmitters, and switches.

One of the key advantages of the Z787 is its compact and robust housing, which makes it well-suited for mounting in space-constrained control cabinets or enclosures. The barrier’s design supports easy DIN rail mounting, streamlining installation and enabling quick replacement when necessary. This reduces downtime and ensures maintenance operations can be carried out efficiently, which is crucial in industries where every minute of downtime translates to significant production losses.

Engineered to deliver high reliability, the Z787 is built with long service life in mind. Its construction materials and internal components are optimized for endurance, even under continuous operation in challenging conditions such as chemical plants, oil and gas facilities, and refineries. This resilience reduces the need for frequent replacements and ensures that the system remains safe and operational over the long term.

The Z787 Zener Barrier also demonstrates Pepperl+Fuchs’ expertise in intrinsic safety and hazardous area protection. By offering consistent performance, it provides peace of mind to operators who rely on it for mission-critical processes. Its ability to interface seamlessly with a wide range of field devices makes it versatile, allowing it to be used across different applications without the need for extensive customization.

In summary, the Pepperl+Fuchs Z787 Zener Barrier is an essential piece of equipment for industries operating in hazardous environments. It combines compact design, robust construction, ease of installation, and long-term reliability, ensuring that signal transmission between safe and hazardous areas is carried out safely and efficiently. This makes it a dependable choice for engineers and facility operators seeking proven solutions to meet stringent safety requirements.