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• Air Flow/FPM

• Air Volume/CFM

• Temperature°F/°C

• Humidity/5% RH

• Light Level/LUX

Digital Air Flow/

Volume Meter

Plus

157.48

CFM

DAVM+

99 Washington Street 
Melrose, MA 02176 

Phone

 781-665-

1400

Toll Free 1-800-517-8431

Visit us at www.T

estEquipmentDepot.com

Содержание DAVM+

Страница 1: ...me CFM Temperature F C Humidity 5 RH Light Level LUX Digital Air Flow Volume Meter Plus 157 48 CFM DAVM 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Страница 2: ...on Button 5 3 7 Anemometer Sensor 5 3 8 Thermocouple Input Socket 5 3 9 Humidity Sensor 5 3 10 Light Sensor 5 3 11 LCD display 5 3 12 Battery Compartment Cover 5 3 13 Wristlet 5 4 MEASURING PROCEDURES 6 4 1 AIR VELOCITY MEASUREMENT 6 4 2 TEMPERATURE MEASUREMENT Thermocouple 6 4 3 RELATIVE HUMIDITY MEASUREMENT 7 4 4 LIGHT MEASUREMENT 7 4 5 AIR FLOW CFM CMM MEASUREMENT 8 5 OTHER FUNCTIONS 9 6 BATTER...

Страница 3: ...High precision thin film capacitance humidity sensor with fast response to the humidity changes F C selectable by pressing button on the front panel Lux Feet candle selectable by pressing button on the front panel Standard type K NiCr NiAl thermocouple input jack suitable for all kinds of type K probe Built in microprocessor circuit assures excellent performance and accuracy Button arrangement all...

Страница 4: ...tion of Display Power Supply 006P DC 9V battery Heavy duty type Power Approx DC 6 2 mA Consumption Weight 5 6 oz 160g Dimensio 6 14x2 36x1 29 inch 156 x 60 x 33 mm Standard SCASE Carrying Case Accessory Optional TPFG Thermocouple Probe Accessories TPFDA Approved Thermocouple TPP Thermocouple Piercing Probe TPS Thermocouple Surface Probe 2 2 SPECIFICATIONS 2 1 General Specifications ...

Страница 5: ...asurement Range Resolution Air flow CFM 1 908 400 CFM 0 001 to 100 cube feet min CFM CMM 54 000 CMM 0 001 to 1 cube meter min CMM Measurement Range Resolution Humidity RH 10 to 95 RH 0 1 RH Temperature 32 to 122 F 0 1 F thermister 0 to 50 C 0 1 C Measurement Range Resolution Light Lux 0 to 2 200 Lux 1 Lux 1 800 to 20 000 Lux 10 Lux auto range Ft cd 0 to 204 0 Fc 1 Ft cd 170 to 2 000 Fc 1 Ft cd Mea...

Страница 6: ... second knots nautical miles per hour km h kilometers per hour Ft cd feet candle Measurement Range Accuracy Humidity 10 to 95 RH 70 RH 4 RH 70 RH 4 rdg 1 2 RH 32 to 122 F 2 5 F 0 to 50 C 1 2 C Measurement Range Accuracy Light 0 to 20 000 Lux 5 rdg 8 dgt 0 to 2 000 Fc Measurement Range Accuracy Temperature 148 to 2 372 F 1 rdg 2 F Type K 100 to 1 300 C 1 rdg 1 C Measurement Area setting CFM 0 01 to...

Страница 7: ...ion Button 3 2 Hold Button 3 7 Anemometer Sensor 3 3 REC Enter Button 3 8 Thermocouple Input Socket 3 4 Unit Zero 3 9 Humidity Sensor CFM CMM Button 3 10 Light Sensor 3 5 F C 3 11 LCD display Lux Ft cd 3 12 Battery Compartment Cover Area set Button 3 13 Wristlet ...

Страница 8: ...ew the velocity may fluctuate 4 2 Temperature Measurement Thermocouple 1 Power on the instrument by pressing the ON Button 3 1 Fig 1 2 Plug a type K thermocouple probe in the Thermocouple Input Socket 3 8 Fig 1 3 Select the Temperature function by pressing Function Button 3 6 Fig 1 4 Press the F C Button 3 5 Fig 1 to select F or C unit 5 Contact the Thermocouple Sensor Head with measuring object a...

Страница 9: ...ressing the ON Button 3 1 Fig 1 2 Select the Relative Humidity function by pressing Function Button 3 6 Fig 1 3 At the mean time the reading value of relative humidity and temperature will be displayed on the LCD display 4 When the meter is applied in a new environment a few minutes are required to reach a stable condition 4 4 Light Measurement 1 Power on the instrument by pressing the ON Button 3...

Страница 10: ...er reasons It is recommended that the zero be checked frequently using the above procedure Zero adjustment only can be executed if the measurement Light value 20 Lux 4 5 AIR FLOW CFM CMM MEASUREMENT 1 Power on the instrument by pressing the ON Button 3 1 Fig 1 2 Select the Air Flow function by pressing Function Button 3 6 Fig 1 until the display show unit of CMM or CMM Air flow unit CFM or CMM can...

Страница 11: ...he hand to hold the meter face the Anemometer Sensor 3 7 Fig 1 to the measured wind In the same time the air flow value CFM CMM will show on the LCD display 5 OTHER FUNCTIONS 5 1 Hold Function Pressing the Hold Button 3 2 Fig 1 will freeze the current reading value with a HOLD symbol on the display 5 2 Data Record Function 1 The Data Record function records displays the maximum and minimum reading...

Страница 12: ... 3 2 Fig 1 once Previous recorded Max Min value will be given up and then revert to the REC function keep on recording 5 3 Auto Power Off Disable In order to prolong the battery life the instrument has Auto Power Off function The meter will switch off automatically if no buttons are pressed for around 10 minutes 6 BATTERY REPLACEMENT 1 When the LCD display shows symbol it is necessary to replace t...

Страница 13: ...11 ...

Страница 14: ...12 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

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