DMI820-BL Bluetooth electronic level Bluetooth electronic level Technical Manual

DMI820-BL Bluetooth electronic level ○ Revision time:2026-8-7 ○ Product functions, parameters, appearance, etc. will be adjusted with technology upgrades,please contact the company's pre-sales business to confirm when buying. Disclaimer This product is developed exclusively for commercial applications and is prohibited from being used for illegal purposes, such as military activities, research related to nuclear, chemical, or biological weapons, or any other actions that violate laws and regulations. It is strictly forbidden to engage in activities related to goods embargoed by the United Nations,...

The DMI820-BL is an electronic level designed for angle control and measurement in various industrial settings. Its core technology utilizes micromechanical control principles and a dual-core measurement unit. During measurement, the Y-axis compensates for the X-axis. Employing Ruifen's patented interpolation and temperature compensation model algorithms, it leverages the absolute computational advantages of micromechanical electronics to ensure long-term stability and repeatability. It features a built-in BLE5.2 Bluetooth module. Dual-axis measurement with a range of ±30°, a resolution of 0.001...

DMI820-BL Bluetooth electronic level ◆ SHELL SIZE Shell size: 109×77×27mm Installation method: Strong magnetic adsorption on the left side/bottom Action force: 52N

©Metal anti-wear structure ©Display area ©ON/OFF ©HOLD ©MENU ©Reset hole ©Type-C socket ©Charging indicator ©Strong magnetic bottom ©Side magnetic ® Metal wear-resistant structure: Metal outer shell, hard and durable © Display area: The area where data is displayed on the touchscreen. (2 ON/OFF: Press and hold for 3 seconds to turn the device on or off; (3 HOLD: This key can lock the current data for easy recording by the customer; (4 MENU: Press the MENU button to make the menu disappear, press it again to make it reappear; © Reset Hole: If a system freezes or other issues occur, press the reset...

DMI820-BL Bluetooth electronic level ◆ MINI PROGRAM INTERFACE INTRODUCTION Users can complete device network configuration and link handshake by searching for the WeChat mini-program "RION Technology+", and then query and save the tilt angle data in real time. This provides a lightweight mobile data support platform for equipment operation and maintenance. For detailed operation steps, please refer to the mini-program's operation instructions. ◆ FUNCTION MENU OPERATION INSTRUCTIONS 1. Product right-side button operation: 1.1 ON/OFF Power button: Press and hold for 3 seconds until you hear a "beep..."...

1.2 HOLD Lock key: To lock the angle data, press once to lock the data, then press again to unlock. An icon will appear in the upper right corner of the screen. 1.3 MENU Menu button: Click to hide the menu bar, then click to show the menu bar; 1.4 Press MENU and HOLD simultaneously to enter touch screen calibration; 1.4.1 Click OK to enter touchscreen calibration, click EXIT to exit touchscreen calibration.; 1.4.2 To enter touchscreen calibration, tap the small red dots in the four corners of the screen in sequence. Each tap moves the red dot once, and the calibration will automatically exit...

DMI820-BL Bluetooth electronic level 2. Bottom menu function: 2.1 Click the SAVE button on the touchscreen to access the save option. 2.1.1 DELETE ALL DATA Delete saved data; 2.1.2 SAVE THE SINGLE POINT Single save; Click START to start saving the relevant data. The data will be saved to the SD card.; Select Single Save, Data is displayed in the right frame of the interface. A single axis can display up to 6 sets of data, and a dual axis can display up to 12 rows of data; ABS/ZERO switch key; EIXT: save data and exit the interface. 2.1.3 SAVE MULTIPLE POINT Save multiple times in a row (Save...

DMI820-BL Bluetooth electronic level 2.2.1 ALARM（Alarm Angle Settings） Single-axis alarm angle interface Single-axis alarm angle setting Dual-axis alarm angle interface Dual-axis alarm angle setting illustrate: 1. Click ON/OFF to open the alarm angle setting, which will display numbers. After closing the setting, it will display "_ _ . _ _". 2. For dual-axis products, click on the X or Y axis data angle and select the corresponding axis angle setting.. 3. Click▲: Set the data for the corresponding bit.. ◆: Select the corresponding bit for which you need to set the data.. Angle symbol is +: An...

DMI820-BL Bluetooth electronic level Product calibration interface Waiting for calibration interface Product calibration interface Product calibration successful prompt screen 2.2.3 FILTER（Filter frequency setting）The factory default is 20Hz Select the desired filtered output frequency; OK: Selection successful; EXIT: Exit selection. Filter frequency setting interface 2.2.4 DATE（Date settings） Set the date and time for when the data is displayed and saved; ◆: Select the year, month, day, hour, minute, and second; you can cycle through the options.； ▲: Increase the corresponding value； ▼: Reduce...

DMI820-BL Bluetooth electronic level 2.2.5 FAC.RESET（Set to factory reset） The parameters that are restored include alarm angle, filter frequency, and calibration angle. 2.2.6 LATITUDE（Local latitude setting） By setting the local latitude value, the product automatically calculates the local gravity field and corrects for accuracy errors, as the Earth's gravity field varies from place to place. As shown in the image on the right, click on Latitude Settings. 1. Click the "▲" button to add the corresponding value 0-9.； 2. Click the "▼" button to decrease the corresponding digit value from 0-9.；...

2.4 ZERO/ABS Absolute Relative Zero: Click to set the current angle to zero. ABS: Click to switch to absolute zero. ♦ PRODUCT COMMUNICATION PROTOCOL 1. Data Frame Format: (8Bit data bits, "I Stop bit, No verification, default speed 115200) Data format: hexadecimal; Data length: The length from the data length to the checksum (including the checksum); Address code: The address of the data acquisition module, the default value is 00; Command words: Keyword for operation commands; Data field: varies according to the content and length of the command word; Checksum: The sum of data length, address...