Features Easy Installation: The head cover can be embedded into the top of the device, which is convenient and quick to install, bringing you a better experience. Durable Material: The interface adopts KF128‑5.08 high-quality environmentally friendly copper terminals. The PLC display module is made of high-quality ABS material, which is light in weight, not easy to damage, durable and can be used for a long time. Accurate Display: The decimal point position and baud rate can be set to display more accurate results, bringing you a better experience, good protection performance and high precision. Practicality: Four-digit red digital tube display, you can set the display brightness, very practical. Easy to read most of the time, enough for your needs. Ideal: We focus on providing high-quality products at reasonable prices. Your satisfaction is our goal, if you have any questions about the product, please contact us. Specification: Item Type: PLC Display Color: Black Material: ABS Digital Display Digits: 4 Digit Working Voltage: DC 5-36V Interface Description: VCC: Positive Power Supply GND: Negative Pole of Power Supply COM: Negative Power Supply D+: Rs485 Data Communication A+ D -: Rs485 Data Communication B- Baud Rate: 1200bps/2400bps/4800bps/9600bps/19200bps/38400bps/57600bps/115200bps Default: 9600bps Examples of instructions: 1. Display data (00 32 decimal is 50, and negative numbers are represented by the inverse code. If ff fe is sent, -001 is displayed); 2. Set the position of the decimal point (the range is 01-03, 01 is the decimal point after the tens, 02 is the decimal point after the hundreds, 03 is the thousands, and only the tens and hundreds are displayed when it is negative) 3. Set the brightness (range 01-07, the larger the data, the brighter); 4. Set the baud rate (data range 0-7 corresponds to 1200 2400 4800 9600 19200 38400 57600 115200 respectively); Communication protocol: for Modbus-RTU Package List: 1 x PLC Display Package List 1 x PLC Display