à¤Ã×èͧÇÑ´¤ÇÒÁàÃçÇÅÁ áÅÐÍسËÀÙÁÔ à¤Ã×èͧÇÑ´áÅкѹ·Ö¡¢éÍÁÙÅ SD Card Datalogger SDL350: Hot Wire CFM Thermo-Anemometer/Datalogger SD Card Datalogger SDL350: Hot Wire CFM Thermo-Anemometer/Datalogger Records data on an SD card in Excel® format Features: • 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 Technical Specification Range Resolution Basic Accuracy Air Velocity m/s 0.2 to 25 m/s 0.01 m/s ±5%rdg ft/min 40 to 3940 ft/min 1 ft/min ±5%rdg MPH 0.5 to 45 MPH 0.01 MPH ±5%rdg knots 1 to 31 knots 1 to 31 knots ±5%rdg km/h 0.7 to 72 km/h 0.01 km/h ±5%rdg CFM (feet³/min) CMM (meter³/min) 0 to 1,907,000 CFM 0 to 54,000 CMM 0.001 to 100 CFM 0.001 to 1 CMM Temperature 32 to 122°F (0 to 50°C) 0.1° ±1.5ºF (±0.8ºC) Type K Temperature -148 to 2372°F (-100 to 1300°C) 0.1° ±(0.4% + 1.8°F/1°C) Type J Temperature -148 to 2192°F (-100 to 1200°C) 0.1° ±(0.4% + 1.8°F/1°C) Memory 20 Million data records using 2G SD card Dimensions 7.2 x 2.9 x 1.9" (182 x 73 x 47.5mm) Weight 23.1oz (655g) Anemometer Datalogger Extech Flow Meter Hotwire SDL350 Thermo-Anemometer à¤Ã×èͧÇÑ´¤ÇÒÁàÃçÇÅÁ à¤Ã×èͧÇÑ´»ÃÔÁÒµÃÅÁ à¤Ã×èͧÇÑ´ÍѵÃÒ¡ÒÃäËÅ à¤Ã×èͧÇÑ´áÅкѹ·Ö¡¢éÍÁÙÅ