Smart Pressure Gate with Fan Control 0...10 V

Description

Efficient pressure control with flexible control for natural refrigerants

The Smart Pressure Gate 901_004 offers intelligent pressure control for CO₂ (R744) refrigeration systems with advanced control options. Thanks to digital interfaces and high-precision sensors, it enables precise monitoring and control in high-pressure systems.

Features & benefits

Optimized for high-pressure refrigeration systems with CO₂:

• High pressure resistant up to 160 bar
• Measurement accuracy of ±1 % FS

Flexible control options:

• Supports EC fan speed control for maximum energy efficiency
• Replaces mechanical manometers, pressure switches and pressure transducers (0...10 V signal)

Digital monitoring & remote maintenance:

• Modbus RTU & RS485 interface for external control and monitoring

Easy installation & retrofitting:

• Fits existing connections – no modifications required

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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