Extech SDL350 Hot Wire CFM Thermo-Anemometer/Datalogger, 40 to 3940 ft/min

Records data on an SD card in Excel® format for easy transfer to a PC for analysis.

• Air Velocity/Air Flow meter with telescoping probe designed to fit into HVAC ducts and other small openings
• Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
• Probe extends up to 7.05ft (215cm) maximum length with cable
• Adjustable data sampling rate: 1 to 3600 seconds
• Stores 99 readings manually and 20M readings via 2G SD card
• Type K/J Thermocouple input for high temperature measurements
• Large (9999 count) LCD displays Air Velocity or Air Flow and Temperature simultaneously
• Record/Recall MIN, MAX readings
• Data Hold plus Auto power off with disable function
• Built-in PC interface
• Complete with 6 x AA batteries, SD card, 3.1ft (95cm) fully extended telescoping probe with 3.9ft (120cm) cable, and hard carrying case

Air Velocity Ranges / Resolution:

• ft/min: 40 to 3940 ft/min; 1 ft/min
• MPH: 0.5 to 44.7 MPH; 0.1 MPH
• Knots: 0.40 to 38.8 knots; 0.1 knots
• m/s: 0.2 to 25 m/s 0.1 m/s
• km/h: 0.7 to 72 km/h 0.1 km/h
  
  General Specifications:
• Display: Backlit LCD; LCD size: 52 x 38mm (2 x 1.5”)
• Measurement Units: Air velocity: m/S (meters per second), Km/h (kilometers per hour), Ft/min (FPM; feet per minute), Knots (nautical miles per hour), Mile/h (mph; miles per hour); Air temperature: °C / °F; Air Flow (Volume): CFM or CMM; Type K / Type J thermocouple: °C / °F
• Datalogger Sampling Rate: AUTO: 1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600 seconds. Note that a one (1) second sampling rate can cause some data loss on slower computers.
  MANUALLY: Set the sampling rate to ‘0’
• Memory Card: SD memory card; 1G to 16GB size
• Temperature Compensation: Automatic temperature compensation for the Anemometer function and the type K/J thermometer function
• Data Hold: Freeze the display reading
• Memory Recall: Record and Recall the Maximum and Minimum readings
• Display Update Rate: Approx. 1 second
• Data Output: RS-232 / USB PC computer interface; for use with optional software kit part number 407001A
• Operating Temperature: 0 to 50°C (32 to 122°F)
• Operating Humidity: 85% R.H. max.
• Auto Power OFF: After 10 minutes of inactivity (can be disabled)
• Power Supply: Six (6) 1.5VDC batteries (optional 9V AC adaptor)
• Power Consumption: Normal operation (backlight & datalogger OFF): Approx. 30 mA dc With backlight OFF and datalogging ON: Approx. 50 mA dc
• Weight: 347g (0.76 lbs.); meter only
• Dimensions: Main instrument: 182 x 73 x 47.5mm (7.1 x 2.9 x 1.9”)
• Telescoping probe: 12mm (0.5”) diameter x 280mm (11”) min. length; 12mm (0.5”) diameter x 940mm (37”) max. length
• Cable length: 2.1m (7’)

• Extech SDL350 Data Sheet.pdf
• Extech SDL350 User’s Manual.pdf