(Pressure Regulator Extension) - Simplified Explanation
What is it?
In simple terms: It's an "add-on" for the pressure regulator, installed between the regulator and the gas equipment, specifically designed to finely control the "last mile" of gas distribution.
Functions:
Distribution Extension: Splits a single gas flow into multiple lines (e.g., 1 input to 2 outputs, 1 input to 4 outputs), like a "splitter" to distribute gas flexibly.
Precise Regulation: Additional control over gas pressure and flow, meeting specific process requirements.
Modular Design: Plug-and-play combination, allowing functionality expansion like adding diaphragm valves or sensors.
Your Company's Products:
Basic Version: Pure distribution and pressure stabilization, suitable for simple gas distribution scenarios.
Upgraded Version: Equipped with diaphragm valves, allowing manual control of specific gas flows for finer control.
Analogy: It's like adding a "rotating nozzle" to a faucet, allowing you to split, adjust the flow, and control the temperature of water-customizable for different needs.
Application
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• Component Testing • Calibration Systems • Laboratory Pressure Control • High Pressure Sampling Systems • Service & Test Equipment |
How to Use pressure regulator extension?
Core Use: Flexible expansion and precise regulation, making gas flow exactly where it's needed.
Usage Scenarios:
- Multiple Equipment Gas Supply: One gas source supplies multiple instruments, each with independently adjustable pressure.
- Complex Processes: Controlling both gas pressure and temperature simultaneously (e.g., semiconductor coating processes).
- Safety Redundancy: In case the main pressure regulator fails, the extension module can temporarily stabilize the pressure.
Installation Steps:
Series Installation:
Main regulator outlet → Extension module inlet → Extension module outlet connected to equipment.
For multiple outputs, each can be controlled with a diaphragm valve.
Function Additions:
- Need Monitoring? Attach a pressure sensor or flow meter to the reserved interface.
- Adjust Parameters:
- Pressure Adjustment: Fine-tune the output pressure of each line via the knob on the module.
- Flow Adjustment: Turn the flow limiter valve (if present) to control the gas flow speed.
- Temperature Adjustment: Connect an external temperature control device to set the gas temperature (e.g., to prevent liquid gas from freezing).
Advantages:
- Space-saving:Pressure regulator extension doesn't need for extra valves and instruments-one module does it all.
- Cost-saving: Select the functions you need, no need to buy a whole system for a single requirement.
- Peace of Mind: Modular design allows for easy replacement of the module in case of failure, without dismantling the entire pipeline.
Product picture



Common Issues
Cause: Insufficient capacity of the main pressure regulator, internal leaks in the module, or overloading due to multiple paths being opened simultaneously.
Solution: Check the capacity of the main regulator, close unnecessary branches, and inspect the sealing of the module.
Cause: Misalignment of the diaphragm valve or wear and blockage of the valve core.
Solution: Reinstall the valve, lubricate or replace the valve core.
Cause: Mismatch in size or thread type of the interface (e.g., G thread vs. NPT thread) between the module and the main regulator or pipeline.
Solution: Add an adapter or contact the manufacturer for a custom interface.
Technical parameters
| Inlet pressure P1 | max. 300 bar |
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| Materials | see ordering info | |
| O-ring | Viton® (FKM) | |
| (option)Kalrez® (FFKM) | ||
| Temperature range | -30℃ to +74℃ | |
| Weight | 1.2kg |
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