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Summary of Contents for Tenmars TM-741
- Page 1 Air Velocity Meter TM-741 TM-740 User’s manual HB2TM7410000...
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Page 3: Table Of Contents
Contents 1. Description........4 2. Safety Precaution ......4 3. features..........5 4. Specifications ........5 5. Accessories : ........6 6. Air Velocity Measures ...... 7 7. Operation......... 8 7.1 Velocity Unit Button: ........ 8 7.2 CAL / ℃/ ℉ Button: ......... 8 7.3 ℃/ ℉... -
Page 4: Description
TM-741/TM-740 1. DESCRIPTION The meter measures air speed and temperature. It is ideal for spot measurements. at air outlets on account of its 30mm vane. In addition to air speed and temperature. 2. SAFETY PRECAUTION CAUTION Be extremely careful for the following conditions while measuring. -
Page 5: Features
TM-741/TM-740 3. FEATURES 30mm 6 plastics vane. Light air response 0.4m/s. Max/Min/Avg and data hold. Auto power off with disable function. 4. SPECIFICATIONS General Specifications Display : Dual LCD display. The maximum value on the primary display is 9999. The maximum value on secondary display is 999. -
Page 6: Accessories
TM-741/TM-740 Electrical Specification: Velocity: Unit Range Resolution Accuracy ±2﹪+0.2 0.4~25 ±2﹪+0.8 Km/hr(kph) 1.5~90 ±2﹪+0.4 0.9~55 ±2﹪+0.4 Knots(kts) 0.8~48 ±2﹪+40 ft/min(fpm) 79~4921 Temperature: Unit Range Resolution Accuracy ℃ -20~50 ±1℃ ℉ -4~122 ±1.8℉ 5. ACCESSORIES : User manual. 1.5V battery (AAA MN2400 LR03 AM4)*2. -
Page 7: Air Velocity Measures
TM-741/TM-740 6. AIR VELOCITY MEASURES Fallow the arrows to measure velocity. As shown in figures. WARNING Please don’t touch the vanes by fingers or foreign body to avoid damage to the vanes. -
Page 8: Operation
TM-741/TM-740 7. OPERATION 7.1 Velocity Unit Button: Select the m/s Knots(kts) ft/min(fpm) Km/hr(kph) mph. 7.2 CAL / ℃/ ℉ Button: Calibration of 10 m/s Prepare the 10m/s velocity. Press CAL button and POWER button more than 2 second the LCD will display CAL. -
Page 9: Data Hold Button
TM-741/TM-740 7.5 Data Hold button: Freezes the reading present on the LCD screen at the moment the button is pressed. 7.6 Power Button: Press the ” ” button more than 2 second to power on the meter. 7.7 Auto Power:... -
Page 10: Instrument Description
TM-741/TM-740 8. INSTRUMENT DESCRIPTION Vane. Display (LCD). Velocity unit select button. Calibration and ℃/℉ button. Data hold button. Maximun/Average/minimum button. Power Button : ON/OFF. -
Page 11: Battery Replacement
TM-741/TM-740 9. BATTERY REPLACEMENT WARNING If the symbol ” ” appears on the LCD, please replace the battery immediately. 1. Remove the battery cover. 2. Replace the battery. 3. Install the battery cover. END OF LIFE Caution : this symbol indicates that... - Page 12 Solar power meter, Radiation meter, Clamp meter, Multimeter, Phase Rotation test, Digital Insulation teste Our products of high quality are selling well all over the world TENMARS ELECTRONICS CO., LTD 6F, 586, RUI GUANG ROAD, NEIHU, TAIPEI 114, TAIWAN. E-mail: service@tenmars.com http://www.tenmars.com...
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