ESALAN Schmersal
For SAFETY-STOP-related commands according control category 4 to EN ISO 13849-1 (SIL 3 to IEC 61508)
Additional transmission of up to 4 wanted signals(Control category 2 to EN ISO 13849-1 (SIL 1 to IEC 61508)
Preferred for HF-critical applications, e.g. at factory atmosphere