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Summary of Contents for Wohler FA 430
- Page 1 Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 TestEquipmentDepot.com...
- Page 3 P2.0: Entering the area of the air outlet in cm or inch ............54 P3.0: RH offset (Wohler FA 430 only) ..54 P4.0: Entering the absolute pressure (Wohler FA 430 only) ..........55 Calibration (Wohler FA 430 only) ..56 7 .1...
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Page 4: General Information
Wohler FA 410 / 430. Please keep this formation manual for your information. The Wohler FA 410 / FA 430 should be used by trained professionals for its intended use only. Liability is void for any damages caused by not following this manual. - Page 5 General Information original case designed for the purpose. Information on disposal Electronic equipment does not belong into domes tic waste, but must be disposed in accordance with the applicable statutory provisions. You may hand in any defective batteries taken out of the unit to our company as well as to recycling places of public disposal systems or to selling points of new batteries or storage batteries.
- Page 7 Technical Data Resolution Description Wohler FA 410 Wohler FA 430 Flow velocity 0.1 m/s Volume flow 0.1 (0 - 9999.9) or 1 (10,000 - 99,999) Temperature 0.1 °C/F Relative humidity (RH) 0.1% Dew point 0.1 °C/F Wet-bulb temperature 0.1 °C/F...
- Page 8 Technical Data Miscellaneous Description Wohler FA 410 Wohler FA 430 CO2 warm-up time 30 seconds Operating conditions 0 - 50 °C (32 - 122 °F), < 80% RH (to avoid condensa- tion) Storage conditions -10 - 50 °C (14 - 122 °F), < 90% RH...
- Page 12 1 second. The Wohler FA 410 switches immediately to the .:9AVGO HOLDMAX Ml N t�: normal Measuring mode. The Wohler FA 430 switches to the normal Meas • • • �· 8888Blif uring mode after a warm-up time of approx. 30 seconds.
- Page 14 Operating the fan anemometer Wohler FA 430 • To toggle between displayed readings in the lower part of the display, briefly press the Down key. The air temperature, volume flow, wet-bulb tem perature and dew point readings are displayed in succession.
- Page 16 Operating the fan anemometer measurement funnel mode, please refer to the Chapter 6.2. NOTE! � For the measurement of the volume flow at air passages without funnel we recommend the measurement mode "Average value determined over time".(chapter 5.8.1) • When starting the measurement mode , direct the fan anemometer slowly and steady over the entire area of the air passage.
- Page 19 Operating the fan anemometer Displaying the lowest and highest measured values • When in the normal Measuring mode, press and hold the HOLD/MIN/MAX key for 3 sec onds. The lowest measured values are displayed. MIN is shown in the display. •...
- Page 22 Operating the fan anemometer • To obtain a printout, press and hold the HOLD/MIN/MAX key. "Print" is shown in the display. CAUTION! After returning to the normal measuring mode, the average values will no longer be shown. There fore we recommend to print them out for docu mentation.
- Page 25 Settings P4.0: Entering the absolute pressure (Wohler FA 430 only). When measuring at high altitudes, take the pressure into consideration to obtain a pre cise CO2 reading. Before beginning to take measurements at high altitudes, enter the absolute pressure of your location .
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Page 28: Replacing Batteries
Replacing batteries R e placing batteries T he battery symbol is shown in the display when the battery voltage is low. • In the event the battery symbol is displayed, replace the batteries as follows: • Open the battery compartment on the rear of the fan anemometer by simultaneously press... -
Page 31: Declaration Of Conformity
TestEquipmentDepot.com Declaration of Conformity The product: Name: Van Air Flow Meter Modell:Wohler 410 and has been tested in accordance to essential protection requirements of Council Directive 2014/30/EU and found the test results indeed meet the limitation of the relevant test...