0.56″ 4-Digit LED Display RS485 MODBUS RTU ASCII Meter DC 7–36V

🔢 0.56″ 4-Digit LED Display RS485 MODBUS RTU/ASCII Meter DC 7–36V | AuscomTech

The 0.56-inch 4-Digit LED Display RS485 Meter is a compact, high-visibility numeric display designed for industrial, automation, and embedded systems requiring reliable serial communication and clear real-time data presentation.

Using an RS485 serial interface with automatic MODBUS RTU / ASCII protocol detection, this display integrates easily into control panels and monitoring systems without complex setup. Its wide DC input voltage range and bright LED digits make it well suited to electrically noisy and variable power environments.

⭐ Key Features

🔄 Automatic MODBUS Protocol Detection
Automatically detects MODBUS RTU or MODBUS ASCII protocol with no manual configuration required.

🔢 High-Visibility 0.56″ LED Display
Bright red 4-digit LED display ensures clear readability from a distance and in industrial lighting conditions.

🔌 Wide DC Power Input Range
Operates from DC 7V to 36V, suitable for industrial power rails, control cabinets, and automotive systems.

📡 RS485 Serial Communication
Reliable long-distance communication using a standard non-isolated RS485 bus with common ground.

⚙️ Multiple Baud Rate Support
Supports baud rates from 1200bps up to 115200bps for flexible system integration.

🧱 Compact Panel-Mount Design
Slim enclosure allows easy installation into dashboards, enclosures, and control panels.

📊 Technical Specifications

Display Type: 4-digit 0.56″ red LED
Power Supply Voltage: DC 7–36V
Current Consumption: Approx. 30mA
Communication Interface: RS485 (non-isolated, common GND)
Supported Protocols: MODBUS RTU / MODBUS ASCII
Baud Rates: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
Overall Dimensions: 79 × 43 × 21.5 mm
Panel Cut-out Size: 76 × 39.2 mm
Display Colour: Red

⚠️ Wiring & Installation Notes

• V+ → Power positive
• GND → Power ground
• A → RS485 BUS A
• B → RS485 BUS B

• Apply power before connecting RS485 communication lines
• Use proper RS485 termination for long cable runs
• RS485 interface is non-isolated (shared ground required)

🧩 Compatible With

• PLC control systems
• MODBUS RTU / ASCII masters
• RS485 data loggers
• SCADA systems
• Embedded Linux systems
• Microcontrollers with RS485 transceivers
• Industrial automation controllers

⚙️ Typical Applications

• Industrial automation displays
• Smart metering and monitoring
• Data acquisition systems
• Control panel indicators
• Remote RS485 monitoring
• Embedded measurement and display systems

📦 Package Includes

• 1 × 0.56″ 4-Digit LED RS485 Display Module