Valce Setting Image Setting Save Valve Test Result Introduction The EX Contact Ultrasound Sensor is purpose-built for leak detection in valves handling pressurized gases and liquids. Utilizing advanced ultrasonic sensing technology and certified by TIIV for use in explosive atmospheres, the IA3105 is fully certified under lECEx and ATEX. It is compliant with IEC 60079-0 and IEC 60079-11, ensuring safe and reliable operation in hazardous (explosive) environments. Powered by intelligent analysis algorithms and a process-driven inspection workflow, the system enables end-to-end automation—from data acquisition and feature extraction to leak identification. This significantly enhances detection efficiency and accuracy in complex industrial environments. Ideal for predictive maintenance and fault diagnosis of critical assets such as oil pipeline valves and cooling system valves in nuclear power plants, the Contact Ultrasound Sensor empowers organizations to implement proactive and data-driven maintenance strategies. Ultrasound Peak Sensitivity > 75 dB ISO 12714:1999 Noise Floor <10 pVRMS Environment Operating Temperature -20 to +50 °C Storage Temperature -20 to +70 °C Operating Humidity 10 to 95 %, no cond. General 35 x 40 x 135 mm, not including Size . . Power Supply Phantom Power (28V, 6mA) Ordering Information Name Model Description Contact Ultrasound Sensor IA3104 Non-explosion-proof version EX Contact Ultrasound Sensor IA3105 Explosion-proof version Email: [email protected]