Tenmars TM-402A User Manual

Air velocity meter

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Air Velocity Meter
TM-402A/403A/404A
TM-412A/413A/414A
User Manual
HB2TM402A002
TENMARS ELECTRONICS CO., LTD

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Summary of Contents for Tenmars TM-402A

  • Page 1 Air Velocity Meter TM-402A/403A/404A TM-412A/413A/414A User Manual HB2TM402A002 TENMARS ELECTRONICS CO., LTD...
  • Page 3: Table Of Contents

    Table of Contents Introduction..........1 CHARACTERISTICS ....... 1 Functions Cross table ......2 Air Velocity Meter Features...... 3 Display Features........5 Power On/Off ........... 6 Auto Shutoff..........6 LED Backlight..........6 Auto Backlight On/Off........7 Air Velocity Measures........8 Change Secondary Display Mode ... 9 Change Units ...........
  • Page 4: Introduction

    TM-402A~TM-414A Introduction TM-4XX series measures air speed ,temperature and humidity. It is ideal for spot measurements at air outlets on account of its 30mm vane. In addition to air speed and temperature, TM-404A and TM-414A also measures air moisture and absolute pressure.
  • Page 5: Functions Cross Table

    TM-402A~TM-414A Functions Cross table TM402A TM403A TM404A Functions (With (With (With Pr401T) Pr401H) Pr401H) ● ● ● Velocity ● ● ● Flow ● ● ● 99 Record ● ● ● Temperature ● ● Humidity ● Pressure TM412A TM413A TM414A Functions...
  • Page 6: Air Velocity Meter Features

    TM-402A~TM-414A Air Velocity Meter Features...
  • Page 7 TM-402A~TM-414A HOLD and Recall key ESC and Rec key Max, Min and AVG key Select up and Auto shutoff key Enter and Unit change key Select down and Power key Backlight and Set Key Display and Backlight Probes input 10. Battery placement 11.
  • Page 8: Display Features

    TM-402A~TM-414A Display Features 1. Primary display 2. Secondary display 3. Functional symbol display area 4. Lower battery indication. 5. Auto shutoff symbol indication. 6. Units of Primary display 7. Units of Secondary display...
  • Page 9: Power On/Off

    TM-402A~TM-414A Power On/Off In the shutoff mode Press key to turn on he power. If want to turn off Press and hold key. ※ In the Set ,Unit change and recall mode can not turn off the power. Auto Shutoff The device will auto shutoff if there is no action for 15 minutes.
  • Page 10: Auto Backlight On/Off

    TM-402A~TM-414A Auto Backlight On/Off Users can set on or off the 30-seconds auto-off backlight Press and hold key into setting mode. Press key to select BLIGHT setting, as shown in figures. Press key into Backlight setting. Press key to select auto off on or off.
  • Page 11: Air Velocity Measures

    TM-402A~TM-414A Air Velocity Measures Please insert probe plug into the device sensor input socket. Fallow the arrows to measure velocity. As shown in figures. ※ Please don not touch the blades by fingers or foreign body to avoid damage to the blades.
  • Page 12: Change Secondary Display Mode

    TM-402A~TM-414A Change Secondary Display Mode In the normal mode, Press key to change secondary display mode. The order of ºCCMM(CFM) ºC WET(403A/404A/413A/414A) ºC DEW (403A/404A/413A/414A) HPa(404A/414A)%RH (403A/404A/413A/414A). ※ In the Humidity mode need to waiting minutes to acquire accuracy humidity reading.
  • Page 13: Air Flow Calculation

    TM-402A~TM-414A Air Flow Calculation When secondary display in the flow mode (CMM/CFM), the device will calculate flow by the users key in area volume. Setting Area Press and hold key into the setting mode. Press key to select setting area...
  • Page 14: Max/Min/Avg Record

    TM-402A~TM-414A ※ The units(m ) maximum volume is 1.5 m , and minimum volume is 0.096 m ※ The units (ft ) maximum volume is 16.15 ft and minimum volume is 1.03 ft MAX/MIN/AVG record: This function can record maximum, minimum and average.
  • Page 15: Freeze Display (Hold)

    TM-402A~TM-414A Freeze Display (HOLD) Users can press key to freeze display, and press key again to release display. ※ In the Set ,Unit change and recall mode can not used this function. 99 Records Device cans storage air velocity data up to 99 records.
  • Page 16: Clear Memory

    TM-402A~TM-414A Clear Memory When the memory are full or want to clear memory data, please fallow the setup to clear memory. Press and hold key into the setting mode shown in figures. Press key to select the clear memory mode.
  • Page 17: Memory Recall

    TM-402A~TM-414A Memory Recall Users can recall the memory data to show on the display. Press and hold key into the RECALL mode. The secondary display showed the memory location and primary display showed the storage velocity data. Press key to increase and decrease memory location.
  • Page 18: Battery Replacement

    TM-402A~TM-414A Battery Replacement WARNING If the symbol “ ” appears on the LCD, please replace the battery immediately Turn off the device and disconnect all test leads before replacing the battery. Use only the correct type of batteries, properly installed in the case, to power the device.
  • Page 19: Specifications

    TM-402A~TM-414A Specifications Velocity(TM-402A~TM-404A): Unit Range Resolution Accuracy ≤10m/s ±(2.0+0.5) 0.4~20 >10m/s ±(2.5﹪+1) ≤36Km/hr ±(2.0﹪+1.8) Km/hr 1.5~72 (kph) >36Km/hr ±(2.5﹪+3.6) ≤22mph ±(2.0﹪+1.1) 0.9~44 >22mph ±(2.5﹪+2.2) ≤19Knots ±(2.0﹪+1) Knots 0.8~38 (kts) >19Knots ±(2.5﹪+1.9) ≤2000ft/min ±(2.0﹪+100) ft/min 79~4000 (fpm) >2000ft/min ±(2.5﹪+200) Beaufort Velocity(TM-412A~TM-414A):...
  • Page 20 TM-402A~TM-414A Air Flow Calculation: Unit Range Resolution Accuracy 0~9999 0~9999 Temperature: Unit Range Resolution Accuracy ±1ºC ºC -20~60 ±1.8ºF ºF -4~140 Humidity: Unit Range Resolution Accuracy @25°C ±3.5%RH 20~80 ±5%RH <20 , >80 Absolute Pressure: Unit Range Resolution Accuracy ±2hPa 350~1100 ±1.5mmHg...
  • Page 21  Storage temperature and humidity : -10ºC to 60ºC, below 70%.  Instrument dimensions : 140(L)x 65(W)x 38(H) mm. Weight : About 285g(TM-402A~403A). About 240g(TM-404A). About 296g(TM-412A~414A).  Probe dimensions (TM-402A~TM-404A) : 195(L) x47(W) x30(H) mm. Cable length : 95cm.
  • Page 22: End Of Life

    TM-402A~TM-414A End of life Caution: This symbol indicates that equipment and its accessories shall be subject to a separate collection and correct disposal...
  • Page 24 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...

This manual is also suitable for:

Tm-403aTm-404aTm-412aTm-413aTm-414a

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