EchoMax XRS-5 Ultrasonic level transducer: continuous, non-contact, 8 m (26 ft) range, for liquids and slurries. Mounting thread: R 1" ((BSPT), EN 10226) Cable length: 10 m (32.81 ft) Facing: Standard (CSM rubber) Approvals: CSA Class I, Div. 2, Groups A, B, C, D; CSA Class II, Div. 1, Groups E, F, G; FM Class I, Zone 1, AEx m IIC, T6; FM Class II, III, Div. 1, Groups E, F, G T6; ATEX II 2GD Ex mb IIC T6 Gb, Ta = -20°C to +65°C; ATEX II 2GD Ex tb IIIC T85°C Db; UKEX II 2GD Ex mb IIC T6 Gb, Ta = -20°C to +65°C; UKEX II 2GD Ex tb IIIC T85°C Db; IECEx Ex mb IIC T6 Gb, Ta = -20°C to +65°C; IECEx Ex tb IIIC T85°C Db; INMETRO Ex mb IIC T6 Gb, IP66/IP68, -20°C = Ta = +65°C; INMETRO Ex tb IIIC T85°C Db, IP66/IP68; CE, UKCA, RCM, KC . . Flange: Without mounting flange