Sensing Technology:
- MEMS Thermal-D® Technology: Direct mass flow measurement without temperature/pressure compensation, ensuring high accuracy in low-flow applications .
Design Advantages:
- Nano-Coated Sensor Surface: Resistant to oil, water, and fouling, enhancing long-term reliability .
- Wide Dynamic Range: 100:1 turndown ratio for precise measurement across varying flow rates .
Flexible Configuration:
- User-Configurable Parameters: Flow units (slpm/sccm), response time, and output scaling via front-panel buttons or digital interface .
- Multi-Gas Support: Factory-calibrated for air; supports custom gas calibration (e.g., N₂, O₂) .

Medical: Anesthesia machines, ventilators, and oxygen delivery systems .
Industrial: Process control, gas mixing, and semiconductor manufacturing .
Analytical Instruments: Gas chromatographs, environmental monitoring, and air samplers .

Dimension	Value (Approx.)
Body Length	85 mm
Body Diameter	38 mm
Weight	55 g (with BSPT 1/4" connector); 74 g (with 4mm/8mm quick-connect) 2
Mounting Orientation	Any (Recommended: Horizontal for optimal stability)

Optional Configurations:
- Gas Type: Specify via suffix (e.g., "B" for N₂O, "C" for CO₂) 1.
- Connector: Choose between threaded (R) or quick-connect (O4/O6/O8) 12.
- Output Protocol: RS485, RS232, or analog-only (e.g., "V" = analog + RS485) 4.

Parameter	Details
Flow Range	0–2 slpm (Standard; "2" in model indicates full-scale flow)
Accuracy	±(1.5% of Reading + 0.2% of Full Scale) 12
Repeatability	±0.25% FS
Response Time	10 ms (Default, adjustable up to 1000 ms via software) 2
Pressure Rating	0.5 MPa (72.5 psi) Maximum Operating Pressure 12
Pressure Loss	≤100 Pa at full flow 2
Operating Temperature	-10°C to +55°C (-14°F to +131°F)
Storage Temperature	-20°C to +65°C (-4°F to +149°F)
Output Signal	- Analog: 0.5–4.5V DC (Linear) - Digital: RS485/RS232 (Modbus RTU) 124
Power Supply	8–24VDC (Typical: 24VDC, ≤50mA)
Connection Type	- R: 1/4" BSPT Threaded Port (Standard) - Optional: 4mm/6mm/8mm Quick-Connect Fittings 12
Calibration Gas	Air (20°C, 101.325 kPa); Customizable for N₂, CO₂, etc. 2

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