EchoMax XPS-10 Ultrasonic level transducer: continuous, non-contact, 10 m (32.80 ft), for liquids and solids. Mounting thread and facing: 1" NPT ((Taper), ANSI/ASME B1.20.1) Cable length: 5 m (16.40 ft) Mounting flange: None Approvals: ATEX II 2GD Ex mb IIC T4 Gb, ATEX II 2GD Ex tb IIIC T135°C Db, Ta = -40°C to +95°C; UKEX II 2GD Ex mb IIC T4 Gb, UKEX II 2GD Ex tb IIIC T135°C Db, Ta = -40°C to +95°C; IECEx SIR 13.0009X Ex mb IIC T4 Gb, IECEx SIR 13.0009X Ex tb IIIC T135°C Db, Ta = -40°C to +95°C; FM Class I, Div. 2, Groups A, B, C, D; FM Class II, Div. 1, Groups E, F, G; FM Class III .