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P+F Pepperl+Fuchs safety barriers have been widely used in the field of safety and explosion protection. Pepperl+fuchs safety barriers use fast fuses, current-limiting resistors or voltage-limiting diodes to limit the input electrical energy. Its principle is simple and the circuit is easy to implement, so as to ensure the energy output to the hazardous area.

Pepperl+Fuchs Safety Barrier

The P+F Pepperl+Fuchs isolated safety barrier can effectively isolate the field loop signal in the hazardous area from the loop signal in the safe area. In this way, the intrinsically safe automatic control system does not require an intrinsically safe grounding system, which simplifies the construction when the intrinsically safe explosion-proof system is applied. In the related equipment of P+F Pepperl+Fuchs intrinsically safe explosion-proof instrumentation, the Pepperl+Fuchs safety barrier plays an important role in explosion protection. The isolation barrier greatly enhances the anti-interference ability of the detection and control loop, and improves system reliability. Use isolated safety barriers, allow field instruments to be grounded, and allow field instruments to be non-isolated. The isolated safety barrier has many protective function circuits, and the possibility of accidental damage is small. On-site instrumentation is allowed to be overhauled with power, which can shorten the preparation time of the project and reduce the parking time. The P+F Pepperl+Fuchs isolation barrier also considers low power consumption in its industrial design, and its performance and technical indicators have also been improved. There are basically two types of isolated safety barriers: detection end safety barriers and operating end safety barriers. Pepperl+Fuchs safety barriers have a wide range of applications, including petroleum, chemical, coal, pharmaceuticals, highways, metallurgy, explosives plants, etc.