Item Type: Digital Tube Display <br>Product Model: LED-054S <br>Display Digits: 4 digits <br>Digital Tube Size: 0.56in <br>Shell Size: <br>Width: Approx. 60mm / 2.4in <br>Height: Approx. 29mm / 1.1in <br>Depth: Approx. 22mm / 0.9in <br>Hole Size: <br>Width: Approx. 58mm / 2.3in <br>Height: Approx. 27mm / 1.1in <br>Power Supply Voltage: DC 5-36V <br>Interface Terminal Number: XH2.54-4P <br>Pin Definition: + refers to the power positive pole, - refers to the power negative pole <br>A/T: RS485 Bus A/TTL TXD <br>B/R: RS485 B/TTL RXD <br>Serial Port Parameters: <br>Baud Rate: 1200bps, 2400bps, 4800bps, 9600bps (factory default), 19200bps, 38400bps, 57600bps.115200bps <br>Start Digit: 1 digit <br>Stop Digit: 1 digit (factory default), 2 digit, 1.5 digit <br>Data Digit: 8 <br>Parity: No parity (factory default), odd parity, even parity <br>Communication Protocol: Supports automatic identification of ASCII text and RTU dual protocol, no user setting is required <br> <br> <br>Product Function: <br>1. Communication Method: RS485, supports RTU protocol and simple ASCII protocol, and the protocol is automatically recognized. <br>2. It can display various ASCII characters such as integer, minus sign, decimal point, ABCDEFPL, etc., which is more comprehensive. <br>3. Support electronic label function, the initial display content can be set after power-on. Widely used in storage location number labels. For example, display A001, B002, C003, etc. <br>4. Support stroke brightness adjustment, with 7 levels of brightness. <br>5. Support to modify the baud rate (1200bps-115200bps), covering several commonly used baud rates. <br>6. Support to modify the stop bit and check bit. <br>7. You can choose the initial display content after power on, display 0, display 485 address, display any content specified by the user, etc. <br>8. A 485 bus can be connected to 32 digital tubes (without relay), and 254 can be connected after adding a relay. <br>9. Provide supporting PC software to facilitate testing and modification of parameters.<br>1、MULTIPLE USAGES: The host (computer, industrial computer, PLC, touch screen, etc.) can send commands through the RS485 bus to control the display content of the display. <br>2、AUTOMATIC IDENTIFICATION: Support ASCII text and RTU dual protocol automatic recognition, no need for user settings, easy to operate. <br>3、EASY INSTALLATION: The device panel only needs to open square hole to be embedded, no screws are required, and the installation is convenient. <br>4、HIGH EFFICIENCY: Switching power supply circuit, wide input voltage range and high conversion efficiency, can work continuously for a long time. <br>5、CIRCUIT PROTECTION: Industrial grade RS485 chip, with surge, static prevent, over voltage and over current protection, power input reverse connection protection. 6、APPLICABLE FIELDS: Often used in production lines, industrial control equipment, automotive instruments, storage electronic tags and other fields.This product is 4 digit RS485 port, supports automatic identification of ASCII text and RTU dual protocol, no user settings are required.<p>1 x Digital Tube Display<br></p><p>1 x Cable<br></p> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.