杯式型/風(fēng)速表AM-4220

測量範圍: 0.9~35.0 公尺/秒
公尺/秒 , 英呎/分鐘 , 公里/小時 , 海浬/小時 四種單位選擇
杯式風(fēng)速感應(yīng)器 , 測得較大風(fēng)速
可記錄/小值功能.
外殼防水IP67等級
Display LCD size : 28 mm x 19 mm.
Measurement Unit  m/S (meters per second) , Km/h ( kilometers per hour ) , Knot ( nautical miles per hour ) , ft/min ( feet per minute ) , mile/h ( miles per hour ) 
Circuit Custom one-chip of microprocessor circuit. 
Data Logger Max. can save 100 point data with recall Manual, push the data logger button once will save data one time.
Sensor Structure Cup van probe with low friction ball bearing design.
Data Hold Freeze the display reading.
Memory Recall Maximum & Minimum value.
Sampling Time Approx. 1 second.
Power off Auto shut off saves battery life or manual off by push button.
Operating Temperature 0 to 50℃ . 
Operating Humidity Less than 80% R.H.
Power Supply  DC 1.5 V battery ( UM4/AAA ) x 4 PCs,
Power Current Approx. DC 6.8 mA
Weight 181 g/ 0.4 LB. @ Battery is included.
Dimension Main instrument :190 x 40 x 32 mm (7.5" x 1.6" x 1.3")
Cup vane ( 3 cups with arm ) :135 mm dia.
Accessories Included Instruction manual........................1 PC
Carrying case................................1 PC 

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