NF C63-081:1987 LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR FOR INDUSTRIAL USE. INDUCTIVE PROXIMITY SWITCHES. FORM A,FOR ALTERNATING CURRENT,2 TERMINALS. (EUROPEAN STANDARD EN 50 036).
1987NF C63-081:1987 LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR FOR INDUSTRIAL USE. INDUCTIVE PROXIMITY SWITCHES. FORM A,FOR ALTERNATING CURRENT,2 TERMINALS. (EUROPEAN STANDARD EN 50 036).