Description
The Crandall Stats & Sensors 2378-501-CSS is a 2:1 Pneumatic Modulating Ratio/Amplifying Relay engineered for use in pneumatic building automation and HVAC control systems. This relay accepts a pneumatic input signal and delivers a precisely scaled output at a 2:1 ratio, making it an essential component for fine-tuning control loops in commercial and industrial HVAC applications.
Designed to integrate seamlessly into existing pneumatic control networks, the 2378-501-CSS ensures accurate signal amplification and ratio adjustment, enabling reliable modulation of dampers, valves, and other pneumatically actuated devices. Its robust construction and dependable performance make it a trusted choice for HVAC technicians and building automation specialists.
Key Features
- 2:1 pneumatic modulating ratio output for precise signal scaling
- Amplifying relay function boosts pneumatic signal strength across the control loop
- Compatible with standard pneumatic building automation control systems
- Supports accurate modulation of pneumatically actuated HVAC devices
- Durable construction suited for commercial and industrial HVAC environments
- Manufactured by Crandall Stats & Sensors — a trusted name in pneumatic controls
Applications
- Commercial HVAC pneumatic control systems
- Building automation pneumatic signal conditioning
- Damper and valve modulation via pneumatic actuators
- Ratio adjustment within multi-zone pneumatic control loops
Product Details
- Brand: Crandall Stats & Sensors
- SKU: 2378-501-CSS
- Type: 2:1 Pneumatic Modulating Ratio/Amplifying Relay







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