1. The meter can be used as a universal analog input display device and is compatible with various sensors that have analog output to display real-time measurements, such as temperature transmitters, frequency converters, motor speed, pressure, liquid level, concentration, and more. 2. The instrument supports either current input or voltage input. 3. Default input ranges: 0–10V, 2–10V, 0–20mA, 4–20mA. By adjusting the parameter and gain settings, it can be configured for other inputs within the 0–10V or 0–20mA range. 4. The default display mode is percentage. Users can customize the display range using settings F0-2 to F0-4. 5. Models equipped with an RS485 interface support communication, enabling easy integration for multiple display setups. Model variants: Standard version: HXDSBOXAH- RS485 version: HXDSBOXA-485 Relay output version: BOXAI-RL Power specifications: Standard and RS485 versions: DC 6–25V, power consumption 24V/40mA Relay output version: DC 8–25V, power consumption 24V/50mA All versions include reverse polarity protection and surge protection. Color: Gray Material: Plastic Dimensions: 79 x 43 x 25mm Package Contents: 1 x Digital display meter Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance: +/- 1–3cm.