Smart Pressure Gate with Fan Control - 4..20 mA

Description

Specifically designed for CO₂ refrigeration systems with the highest demands

The Smart Pressure Gate 901_003 is a state-of-the-art pressure control unit for CO₂ (R744) refrigeration systems that enables precise control even at very high operating pressures. Its compact design and digital communication make it the optimal solution for sustainable and high-performance refrigeration systems.

Features & benefits

Optimized for CO₂ refrigeration systems:

• Withstands extreme operating pressures
• Replaces mechanical high and low pressure gauges

Precise control & monitoring:

• Measurement accuracy of ±1 % FS for exact pressure measurements
• Pressure transducer with 4...20 mA signal

Digital communication & monitoring:

• Modbus RTU & RS485 interface for intelligent control

Easy integration into existing systems:

• Standardized connections for straightforward retrofitting

Technical details

Measurement ranges:

• Low pressure (LP): 0...60 bar (0...870 psi)
• High pressure (HP): 0...160 bar (0...2320 psi)

Compatibility with refrigerants:

• CO₂ (R744)

Connections & interfaces:

• Process connection: G1/4 SAE
• Digital communication: Modbus RTU / RS485

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