The Ground Microphone - HL 7000 by SebaKMT is particularly effective due to its versatility in handling different pipe materials—ranging from soft plastics like PVC and PE to metals such as steel and cast iron.

Key features of the Ground Microphone - HL 7000:

• Wireless Functionality: It employs Bluetooth® technology, which removes the inconvenience of cables that could interfere with the accuracy or mobility during leak detection operations.
• Intuitive Touch Display: The HL 7000 features a clear, touch-sensitive color display that enhances user interaction, making it straightforward to operate.
• Extended Battery Life: Equipped with powerful lithium-ion rechargeable batteries, it supports prolonged operational periods exceeding 10 hours, ensuring extensive fieldwork without the need for frequent recharging.
• Enhanced Sensitivity and Accuracy: The device includes a wind-protected piezoelectric ground microphone with integrated pre-amplification. This setup is highly sensitive to a wide range of leakage frequencies, which ensures accurate detection across various pipe materials.
• Portable and Durable: The HL 7000 is designed to be portable and robust, suitable for field conditions and capable of handling environmental and extraneous noises which might otherwise obscure the sounds of leaks.
• GPS Integration and Data Logging: An integrated GPS receiver tracks the location, time, and date of all measurements, which can be crucial for documenting and analyzing leak occurrences.

Optional accessories like a tracer gas sensor expand its capabilities, allowing for the detection of leaks through methods other than acoustic signals, which can be beneficial in environments where traditional acoustic detection might be challenging.

Overall, the ground microphone - HL 7000 provides a comprehensive solution for detecting and locating leaks within water supply systems, offering flexibility, precision, and ease of use that can significantly enhance maintenance workflows and water management practices.