Technical Specifications:
Function Features:
- Thermal mass flow sensing — no pressure/temperature compensation required
- Multi-gas capability — pre-calibrated for common process gases
- Analog + digital control — 0–5V setpoint with RS-485 communication
- Fast response time under 50 ms for tight process control
- Corrosion-resistant wetted parts for aggressive chemistry gases
- LAM proprietary design — OEM part for KLA/LAM etch and deposition tools
Applicable Industries:
Semiconductor manufacturing, thin-film deposition, plasma etching, CVD, PVD.
Installation Requirements:
- Mount in upright orientation only
- Use 1/4″ VCR or Swagelok fittings for gas connections
- Purge lines with N₂ before connecting to process gas
- Electrical: 24V DC power, shielded cable for analog signals
Usage Notes:
- Do not exceed 10 psig inlet pressure
- Calibrate for specific gas type before use
- Replace filters every 6 months in corrosive gas service
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