Manual - General Tools And Instruments
Contents
1. Unit Zero Button 3 4 fig 1 to set the meter indication to zero Zero point can drift due to environment temperature and battery power change as well as for other reasons It is recommended that the zero be checked frequently using the above procedure 5 OTHER FUNCTIONS 5 1 Hold Function Whenever press 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 amp displays the maximum and minimum reading values Start the Data Record function by pressing the Max Min Button 3 3 Fig 1 once There will be a REC symbol on the display 2 With the REC symbol on the display a Press the Max Min Button 3 3 Fig 1 once and the Max symbol along with the maximum value will appear on the display b Press the Max Min Button again the Min symbol along with the minimum value will appear on the display c To exit the memory record function press the Max Min Button continuously for at least 2 seconds The display will revert to the current reading d Clear the Max Min value recorded by pressing the Hold Button 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 meter2. 1 MPH knots 0 8 to 58 3 knots 0 1 knots Temperature 32 to 122 F 0 1 F thermister 0 to 50 C 0 1 C Measurement Range Resolution Humidity RH 10 to 95 RH 0 1 RH Temperature thermister 32 to 122 F 0 1 F 0 to 50 C 0 1 C 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 Fe 0 1 Ft cd 170 to 2 000 Fe 1 Ft cd Temperature Type K 148 to 2372 F 0 1 F 100 to 1300 C 0 1 C Measurement Range Accureacy Air velocity 80 to 5910 ft min 0 4 to 30 0 m s 1 4 to 108 0 km h 0 9 to 67 0 mile h 0 8 to 58 3 knots lt 20 m s 3 F S gt 20 m s 4 F S 32 to 122 F 2 5 F 0 to 50 C 1 2 Humidity 10 to 95 RH lt 70 RH 4 RH 70 RH 4 rdg 1 2 RH 32 to 122 F 2 5 F 0 to 50 C 1 2 Light 0 to 20 000 Lux 0 to 2 000 Fc 5 rdg 8 dgt Temperature Type Kk 148 to 2372 F 1 rdg 2 F 100 to 1300 C 1 rdg 1 C Remark ft min feet per minute m s meters per second km h kilometers per hour MPH miles per hour knots nautical miles per hour Ft cd feet candle 3 3 FRONT PANEL DESCRIPTION Fig 1 3 1 Power Button 3 7 Air Flow Sensor 3 2 Hold Button 3 8 Thermocouple Input Socket 3
3. 3 Max Min Button 3 9 R H Sensor 3 4 Unit Zero Button 3 10 Light Sensor 3 5 C F Button 3 11 LCD display Lux Ft cd Button 3 12 Battery Compartment Cover 3 6 Function Button 3 13 Wristlet 4 MEASURING PROCEDURE 4 1 Air Velocity Measurement 1 Power on the instrument by pressing the Power Button 3 1 Fig 1 2 Select the Anemometer function by pressing Function Button 3 6 Fig 1 3 Press the Unit Zero Button 3 4 Fig 1 to select unit that you want and then face the Air Flow Sensor 3 7 Fig 1 to the source of wind 4 Allow time for the reading to become stable and note the value indicated From a practical point of view the velocity may fluctuate 4 2 Temperature Measurement Thermocouple 1 Power on the instrument by pressing the Power 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 Contact the Thermocouple Sensor Head with measuring object and the reading value will be displayed on the LCD display Measuring Consideration of Temperature Measurement Thermocouple Please make sure the polarity is correct when you plug a thermocouple probe in the Temp input socket The temperature difference between thermocouple probe and thermometer will cause an inaccurate measuring result Therefore for the best measuring a
4. Anemometer Hygrometer Light Meter Thermometer TABLE OF CONTENTS FEATURES SPECIFICATIONS FRONT PANEL DESCRIPTION 3 1 Power Button 3 2 Hold Button 3 3 Max Min Button 3 4 Unit Zero Button 3 5 C F Lux Ft cd button 3 6 Function Button 3 7 Air Flow Sensor 3 8 Thermocouple Input Socket 3 9 R H Sensor 3 10 Light Sensor 3 11 LCD display 3 12 Battery Compartment Cover 3 13 Wristlet MEASURING PROCEDURES 4 1 AIR VELOCITY EASUREMENT 4 2 TEMPERATURE MEASUREMENT Thermocouple 4 3 RELATIVE HUMIDITY MEASUREMENT 4 4 LIGHT MEASUREMENT OTHER FUNCTIONS BATTERY REPLACEMENT OPTIONAL THERMOCOUPLE PROBE AND OTHER ACCESSORIES 1 FEATURES 4 in 1 professional measuring instrument Anemometer Hygrometer Thermometer and Light meter Tiny bone shape with lightweight and small size case design are suitable for handling with one hand Wristlet design provides extra protection to the instrument especially for user one hand operation Low friction ball bearing mounted wheel design provides high accuracy at high and low air velocity Exclusive photo diode and color correction filter light sensor spectrum meets C I E photopic High precision thin film capacitance humidity sensor with fast response to the humidity changes Standard type K NiCr NiAl1 thermocouple input jack suitable for all kinds of type K probe Built in microprocessor circuit assures excellent performance and accuracy Con
5. cise and compact buttons arrangement easy operation Memorize the maximum and minimum value with recall CF selectable by pressing button on the front panel Lux Feet candle selectable by pressing button on the front panel Air velocity measuring units selectable by pressing button on the front panel for five kinds of units Multi channel display for relative humidity and temperature measured values or air velocity and temperature measured values at the same time Zero button design makes light meter calibration Hold function to freeze the current reading value 2 SPECIFICATIONS 2 1 General Specifications Display 8 mm LCD display Measurement Anemometer Humidity Temperature Light Operating Humidity Max 80 RH Operating Temperature 0 to 50 C 32 to 122 F Over Input Display Indication of Power Supply 006P DC 9V battery Heavy duty type Power Consumption Approx DC 6 2 mA Weight 160g battery included Dimension HWD 156x60x33 mm 6 14x2 36x1 29 inch Accessory Standard Instruction Manual Optional Accessories Carrying case Temperature probe Please refer to page 9 2 2 Electrical Specification 23 5 C Measurement Range Resolution Air velocity ft min 80 to 5910 ft min 1 ft min m s 0 4 to 30 0 m s 0 1 m s km h 1 4 to 108 0 km h 0 1 km h MPH 0 9 to 67 0 mile h 0
6. nd accuracy performance whenever change a probe or plug a new probe thermal equivalent between probe plug and meter s input socket is a necessary condition Thermal equivalent procedure may take few minutes and apply only when the probe has been exposed to an ambient temperature different from the meter 4 3 Humidity amp Ambient Temperature Measurement 1 Power on the instrument by pressing the Power 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 Power Button 3 1 Fig 1 2 Select the Light Measurement function by pressing the Function Button 3 6 Fig 1 until the light value is displayed The light display digits are oriented 180 from the other function displays for easy exposure and output reading of the light sensor 3 Press the Lux Ft cd Button 3 5 Fig 1 to select measuring unit Lux or Ft cd Zero Offset Adjustment of Light Function For best results zero the light sensor prior to use in a dark environment Placing the light sensor end of the meter under a desktop or flat surface so as to block any light can accomplish this Then press the
7. will switch off automatically if no buttons are pressed for around 10 minutes 6 BATTERY REPLACEMENT 1 When the LCD display shows EZ symbol it is necessary to replace the battery However measurement may still be made for several hours after the low battery indicator appears 2 Open the Battery Compartment Cover 3 12 Fig 1 and remove the battery 3 Install a 9V battery Alkaline or Heavy duty type and then reinstate the cover 7 OPTIONAL TEMPERATURE PROBE AND OTHER ACCESSORIES Thermocouple Probe Type K TP 01 Measuring Range 40 to 250 C 40 to 482 F Max short term operating temperature It s an ultra fast response naked bead thermocouple suitable for many general Thermocouple Probe purpose application Type K TP 02A Measuring Range 50 to 900 C 50 to 1650 F Thermocouple Probe Dimension 10cm tube 3 2 mm Dia Type K TP 03 Measuring Range 50 to 1200 C 50 to 2200 F Thermocouple Probe Dimension 10cm tube 8 mm Dia Type K TP 04 Measuring Range 50 to 400 C surface Temp 50 to 752 F probe Size Temp sensing head 15 mm Dia Carrying case Probe length 12 mm CA 52A High quality carrying case with sash 0306 DLAF8000
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