Teledyne Hastings Instruments HFM-301 Fast Response Flow Controller For Medium Flow

Description:

The Teledyne Hastings Instruments HFM-301 Fast Response Flow Controller for Medium Flow is used to accurately measure and control medium-range gas flow in industrial processes using thermal mass flow sensing technology. Commonly installed in semiconductor manufacturing equipment, gas blending systems, leak testing equipment, thermal spray systems, thin film deposition equipment, fuel cell research facilities, and industrial process control applications requiring fast and repeatable gas flow regulation. Maintenance technicians, process engineers, and system integrators use this flow controller for equipment repair, process optimization, system upgrades, and replacement of existing gas flow control instruments.

Applications:

The Teledyne Hastings Instruments HFM-301 Fast Response Flow Controller for Medium Flow is commonly used in semiconductor processing, high-purity gas delivery systems, leak testing, thermal spray operations, gas blending, thin film deposition, fuel cell research, laboratory instrumentation, and OEM process equipment where accurate medium-flow gas measurement and control are essential.

Technical Specifications:

• Manufacturer: Teledyne Hastings Instruments
• Part Number: HFM-301
• Product Type: Fast Response Thermal Mass Flow Meter for Medium Flow
• Measurement Principle: Constant temperature differential thermal mass flow sensing
• Flow Range: User selectable from 0–25 slm to 0–1000 slm (Nitrogen equivalent)
• Accuracy: ±1% of full scale
• Repeatability: ±0.7% of full scale
• Typical Settling Time: ≤0.4 seconds
• Maximum Working Pressure: 500 PSIG (1000 PSIG optional)
• Standard Analog Output: 0–5 VDC
• Optional Output: 4–20 mA or 0–20 mA
• Electrical Connector: 15-pin subminiature D connector
• Wetted Materials: 316L stainless steel, Nickel 200, and 302 stainless steel
• Fitting Options: VCR®, VCO®, Swagelok®, Straight Thread, NPT, and Surface Mount
• Applications: Medium-flow gas measurement for industrial and laboratory process control systems

Common Replacements:

• Teledyne Hastings HFC-303
• Teledyne Hastings HFM-D-301B
• Teledyne Hastings HFM-D-301A