Teledyne Hastings Instruments HFC-D-302 Flow Controller

Description:

The Teledyne Hastings HFC-D-302 Flow Controller is used to precisely measure and control the flow of gases in industrial, laboratory, and process automation systems. Commonly installed in semiconductor manufacturing equipment, gas blending systems, leak testing stations, analytical instruments, environmental monitoring systems, and research laboratories where accurate thermal mass flow control is required. Maintenance technicians, process engineers, and system integrators use this flow controller for repair, retrofit, replacement, and preventive maintenance of precision gas delivery systems.

Applications:

The Teledyne Hastings HFC-D-302 Flow Controller is commonly used in semiconductor processing, thin film deposition, gas chromatography, pharmaceutical manufacturing, fuel cell research, environmental monitoring, leak testing, gas mixing systems, calibration equipment, and industrial process control applications requiring accurate thermal mass flow measurement and closed-loop gas flow control.

Technical Specifications:

• Manufacturer: Teledyne Hastings Instruments
• Model: HFC-D-302
• Product Type: Thermal Mass Flow Controller
• Measurement Principle: Constant Temperature Differential Thermal Mass Flow
• Flow Range: 0–5 sccm to 0–25 slm (Nitrogen equivalent; model dependent)
• Accuracy: ±(0.5% of Reading + 0.2% of Full Scale) for Digital Series / ±0.75% to ±1.0% FS for Analog Series (model dependent)
• Repeatability: ±0.15% FS (Digital) / ±0.2% FS (Analog)
• Settling Time: Typically 1–2 seconds
• Maximum Working Pressure: 500 PSIG (Optional 1000 PSIG)
• Analog I/O: Standard 0–5 VDC; Optional 0–10 VDC, 0–20 mA, or 4–20 mA
• Digital Communications: RS-232, RS-485, USB (Digital Series)
• Power Requirements: 11–36 VDC (Digital Series) or ±15 VDC (Analog Series), model dependent
• Wetted Materials: 316L Stainless Steel, Nickel 200, 302/304 Stainless Steel, Kalrez® valve seat
• Process Connections: Swagelok®, VCR®, VCO®, NPT, or Surface Mount (configuration dependent)
• Industrial Applications: Semiconductor manufacturing, gas blending, leak testing, laboratory instrumentation, pharmaceutical processing, and environmental monitoring
• Service Use: OEM replacement, repair, retrofit, and preventive maintenance component.

Common Replacements:

• Teledyne Hastings HFC-D-302A Flow Controller
• Teledyne Hastings HFC-D-302B Flow Controller
• Teledyne Hastings HFC-202 Flow Controller