Are there recommended models for safety relays suitable for process control SIS systems?
Tags:safety relay Are there recommended models for safety relays suitable for process control SIS systems? 2020-08-26 Are there recommended models for safety relays suitable for process control SIS systems? 495

According to the different input devices of the safety circuit, the following 5 aspects can be selected:

(1) Input device

(2) Number of output channels

(3) Back-end driving capability requirements

(4) Security level

(5) Functional requirements

The input device of the mechanical safety circuit is usually a safety sensor, which mainly includes an emergency stop button, a safety door, a safety light curtain, a safety mat, an interlock device, a two-hand button, and a laser scanner.


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