UNIOP MD03R-02-0045 Micro HMI

Overview

The UNIOP MD03R-02-0045 is a compact micro-sized HMI from the MD series, designed for applications requiring basic operator interface and text-based display. It features a 3-line by 20-character LCD with green LED backlight, providing clear alphanumeric information. Eight programmable function keys offer flexible control and navigation. The panel is housed in a rugged enclosure with IP65 front protection, suitable for harsh industrial environments.

Key Features

• 3-line x 20-character LCD, 5x8 dot matrix, green LED backlight

• 8 programmable function keys with tactile feedback

• Isolated RS232 and RS485 communication ports (2.5 kV isolation)

• IP65 front panel for dust and water resistance

• Ultra-compact dimensions: 120 x 80 x 35 mm

• Wide power supply range: 12-24 VDC

• Simple configuration via UNIOP programming software

Technical Specifications

• Display: 3 lines, 20 characters, backlit STN LCD

• Keys: 8 membrane keys, 1 million operations life

• Processor: 16-bit microcontroller

• Memory: 512 KB Flash for application storage

• Serial Ports: 1 x RS232, 1 x RS485 (isolated, up to 115.2 kbps)

• Power Consumption: < 3 W

• Operating Temperature: 0°C to +50°C

• Dimensions: 120 x 80 x 35 mm

• Weight: 0.3 kg

Protocol Support

The MD03R-02-0045 supports popular PLC protocols including Siemens S5, Allen-Bradley DF1, Modicon Modbus RTU, and Omron Host Link. Custom ASCII protocols can be developed using the configuration tool. The isolated serial ports ensure reliable communication in electrically noisy environments.

Applications

Ideal for small machines, conveyor systems, packaging equipment, and as a low-cost operator interface for retrofitting older machinery. Its small footprint and sealed front make it suitable for harsh environments such as food processing or light industrial applications.

Certifications

CE and UL certified. Designed for industrial use with IP65 front protection. Meets IEC 61000-6-2 immunity standards.