Opto-sensor, touch button, for two-hand control, operating voltage 20.30 VAC / 20.30 VDC, cable length 2 m, cable, PVC, 2m, protection class IP66, ergonomically shaped, upper housing part made of polyetherimide, operating voltage: 20.30 V AC/DC, relay output, 125 VDC / 150 VAC, 1A DC / 0.4 A AC max, pre-assembled protective cover, safety category 4 according to EN ISO 13849-1 when used with the corresponding evaluation relay, SIL 3 according to IEC 61508 and IEC 62061