CU4 & CU4plus Valve Control Unit - Certified for ATEX / IECEx / CCC Zone 2
Product Type(s) : Control Units
Description :
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CU4 and CU4plus valve control units are certified for ATEX, IECEx and CCC Zone 2 environments. Ensure safe, compliant, and precise control in hazardous zones.
CU4 and CU4plus Control Units
Advanced Control for Hazardous Zone 2 Applications
The CU4 and CU4plus are cutting-edge control unit enabling safe, efficient, and reliable operations in hazardous ATEX, IECEX and CCC Zone 2 applications†. Compatible with D4 / D4SL SPX FLOW sanitary valves rated for zone 2, these control units offer versatility with AS-interface, IO-link, and Direct Connect 24V DC options.
†Suitable for gas applications Ex ec IIB T4 Gc
Key Advantages
Safety and Reliability
- Operational safety in hazardous environments
- Manual override solenoids for emergency control
- Toolbox software for advanced monitoring and diagnostics
Sensor Precision and Feedback
- High-precision position sensors with simple adjustment
- Contact-free valve stem measurement
- Teach-In function for fast feedback setup (CU4plus)
User-Friendly Features
- Integrated manual override solenoids and airflow throttling
- Ultra-bright LEDs showing valve position, power, and solenoid status
Smart Connectivity
IO-Link Integration
Fully compatible with IO-Link infrastructure for flexible and intelligent control. The IO-Link Device Description (IODD) file is available for easy integration.