Description
Schneider HMIG3X Product Description
Technical Specifications
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Product Model: HMIG3X
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Brand: Schneider Electric (Harmony GTUX Series)
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Warranty: One Year
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Input Voltage: 12 V DC industrial wide-range stable operating power supply
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Operating Temperature: -40°C to 60°C (-40°F to 140°F) extended extreme temperature range
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Storage Temperature: -40°C to 85°C (-40°F to 185°F)
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Response Time: Fast millisecond-level system data processing and real-time signal response
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Protection Class: Industrial rugged enclosure with full conformal coating for harsh environment resistance
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Accuracy Class: Stable industrial data processing accuracy with precise field signal parsing
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Output Frequency: Adaptive industrial system operating frequency for steady data operation
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Rated Current Range: Max 20W low power consumption steady-state operating power
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Communication Interface: 5×Ethernet, 2×RS232, 2×RS422/RS485, 3×USB2.0 multi-port interfaces
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Supported Protocols: Modbus TCP/IP, mainstream industrial automation communication protocols
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Overload Capacity: Built-in overvoltage, overcurrent and surge protection with anti-corrosion coating protection
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Dimensions: 188 mm × 131 mm × 45 mm compact rugged box-type form factor

Product Overview
The HMIG3X is a ruggedized outdoor industrial box PC from Schneider Electric Harmony GTUX eXtreme series, designed for extreme and harsh industrial operating environments. Equipped with a 600 MHz RISC CPU, 256 MB onboard RAM and dual SD card slots, it delivers stable and efficient long-term data processing performance. Featuring full factory conformal coating and an extended ultra-wide temperature range, it resists low-temperature freezing, high humidity, dust and corrosion, perfectly adapting to outdoor and severe workshop scenarios. With rich multi-type communication ports, it supports seamless data connection and interactive control with various industrial automation equipment. Adopting natural convection heat dissipation for fanless operation, it eliminates mechanical failure risks and ensures 24/7 stable operation. It is widely used in oil and gas, water treatment and outdoor industrial equipment, providing reliable industrial computing solutions for system integrators and plant maintenance teams.








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