Feature: 1. [Strong Anti Interference] Adopting digital filtering technology, this liquid level display can identify and suppress low frequency disturbances and irregular interferences commonly found in measurement signals, ensuring accurate readings. 2. [Easy Installation] With universal installation size, this intelligent pressure controller is easy to install, maintain, and replace, fitting well with both domestic and international instruments. 3. [Efficient Heat Dissipation] Featuring a porous heat dissipation design, this water level indicator allows for optimal heat dissipation, ensuring stable performance and longevity. 4. [High Accuracy and Stability] This liquid level indicator offers high measurement accuracy and excellent stability, providing reliable and consistent readings. 5. [Wide Applications] Suitable for various environments such as water plants, sewage plants, city water supply systems, elevated water tanks, wells, mines, industrial water usage, water tanks, oil pools, hydrogeology, reservoirs, rivers, and marine applications. Specification: Item Type: Liquid Level Light Column Display Material: ABS Model: SWP PT DGZ 01 HL Use: Widely used in water plants, sewage treatment plants, city water supply, high level water tanks, wells, mines, industrial water, water tanks, oil tanks, hydrogeology, reservoirs, rivers, etc. Power Supply: AC220V (with DC 24V power supply) Output: Relay alarm control output Power Consumption: ≤5W Measurement Range: -1999~1999 characters Accuracy: ±0.5%FS±1 character Resolution: 0.001, 0.01, 0.1, 1 Sampling Period: 3 times per second. Package List: 1 x Liquid Level Light Column Display