ABB RXIDK 1MRK000838-HA Modular Relay Unit
The ABB RXIDK 1MRK000838-HA is a high-performance digital input module engineered for precision control in industrial automation systems. Designed for manufacturing plants and industrial facilities, this modular relay unit delivers robust operation in demanding environments including power generation, process control, and machinery safety systems. Its advanced architecture ensures reliable signal processing for critical applications requiring fail-safe performance.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Digital Input Module |
| Brand | ABB |
| Model | RXIDK 1MRK000838-HA |
| Weight | 0.5 kg |
| Input Channels | 16 |
| Operating Voltage | 24V DC |
| Temperature Range | -40°C to +85°C |
| Protection Rating | IP20 |


Industrial Applications
This modular relay unit integrates seamlessly with ABB’s AC 800M controller series and pairs effectively with complementary modules like RXIOK output units and RXIOC communication interfaces. Essential for:
• Turbine control and vibration monitoring systems
• Safety Instrumented Systems (SIS) redundancy configurations
• DCS/PLC-based process automation
• Critical infrastructure protection in energy and utilities
About Hong Kong Saul Electric Co., Ltd.
As Asia’s premier supplier of industrial automation components with 15+ years of expertise, we maintain the region’s most comprehensive inventory of specialized parts from 40+ top brands. Certified partners for ABB, Bentley Nevada, and TRICONEX systems.
Our Commitment:
• 1-year performance warranty on all components
• Expert pre-sales technical consultation
• Priority sourcing for obsolete or hard-to-find models
• Global shipping with customs clearance support
Contact us via WhatsApp for immediate technical support
Email: 3931184055@qq.com
Request pricing and availability for bulk orders or custom configurations.




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