Idem Safety Switches 903102 CM3-Ex Explosion Proof Stainless Steel Safety Interlock | CM3-Ex SS 10M ‘2NC 1NO’ 230Vac/24VdcContact Rating – NC 0.6 Amps @ 24 VDC/230 VAC / NO 0.2 Amps @ 24 VDC/230 VACContacts – 2NC 1NOCable - 10M (32Ft) CableRecommended Setting Gap - 5mmSwitching Distance - 10mm Close - 20mm OpenMounting Bolts - 4 x M4Zones - 1, 21, 2, 22 Gas & DustSafety Ratings – ATEX, IEC, IECEx, Ex, Enclosure - Stainless Steel Type 316Enclosure Rating - IP67 (NEMA6)Recommend IDEM SCR-3 Safety Relay for Interface