Description
The Johnson Controls C-5230-2 is a precision-engineered pneumatic signal limiter designed for high or low limit control in commercial and industrial HVAC pneumatic control systems. Operating on a proportional, direct-acting principle with a 1:1 ratio between limits, this device ensures reliable and accurate signal management across a wide range of pneumatic control applications.
Key Features
- Selectable high or low limit control in a single device
- High limit adjustment: 3 to 1 Psig of supply pressure
- Low limit adjustment: 2 to 1 Psig of supply pressure
- Proportional, direct-acting operation for smooth, responsive control
- 1:1 ratio between high and low limit settings
- Supply pressure range: 13–25 Psig
Specifications
- Model: C-5230-2
- Brand: Johnson Controls
- Limit Type: High or Low Limit
- High Limit Adjustment Range: 3 to 1 Psig of Supply Pressure
- Low Limit Adjustment Range: 2 to 1 Psig of Supply Pressure
- Control Action: Proportional, Direct Acting
- Ratio Between Limits: 1:1
- Supply Pressure: 13–25 Psig
Application
The C-5230-2 is ideal for use in pneumatic building automation and HVAC control systems where precise signal limiting is required to protect downstream devices or maintain controlled output ranges. It is well-suited for integration into air handling units, VAV systems, and other pneumatic control loops requiring high or low limit protection.
Why Choose Jackson Systems?
Jackson Systems is your trusted HVAC controls distributor, offering expert product support, fast shipping, and competitive pricing on Johnson Controls pneumatic components and accessories.







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