Page 2 - LIMITED WARRANTY AND LIMITATION OF LIABILITY
LIMITED WARRANTY AND LIMITATION OF LIABILITY This Fluke product will be free from defects in material and workmanship for two years from the date of purchase. This warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alteration, contamination, or abnormal co...
Page 3 - Table of Contents; Title
i Table of Contents Title Page Introduction..................................................................................................1 Safety Information and Symbols..................................................................2 Contacting Fluke .............................................
Page 4 - ii
922 Users Manual ii Measuring Differential Pressure ................................................................. 12 Measuring Velocity ..................................................................................... 14 Velocity Measurement .....................................................
Page 5 - iii; List of Tables; Table Title
iii List of Tables Table Title Page 1. International Symbols ........................................................................... 3 2. Pushbuttons ......................................................................................... 6 3. Display Description ..................................
Page 6 - iv
Page 7 - List of Figures; Figure Title; Tube
v List of Figures Figure Title Page 1. 922 Airflow Meter ................................................................................. 5 2. Display ................................................................................................. 7 3. Differential Pressure Measurement ..............
Page 9 - Introduction
1 922 Introduction The Fluke 922 Airflow Meter (“the Meter”) is a handheld instrument that measures differential pressure and calculates air velocity and air flow. The Meter ships with the following items: • Holster • Carrying case • Tubing and tubing strap • Four AA Batteries (installed) • Users Ma...
Page 10 - Safety Information and Symbols; identifies conditions and actions that pose hazard(s) to the user.; XW
922 Users Manual 2 Safety Information and Symbols A W Caution identifies conditions and actions that may damage the Meter. A W Warning identifies conditions and actions that pose hazard(s) to the user. XW Warning To avoid injury, or damage to the Meter, follow these safety guidelines: • Read the ent...
Page 12 - Contacting Fluke; To contact Fluke, use one of the following telephone numbers:
922 Users Manual 4 Contacting Fluke To contact Fluke, use one of the following telephone numbers: USA: 1-888-99-FLUKE (1-888-993-5853) Canada: 1-800-36-FLUKE (1-800-363-5853) Europe: +31 402-675-200 Japan: +81-3-3434-0181 Singapore: +65-738-5655 Anywhere in the world: +1-425-446-5500 Or visit Fluke’...
Page 13 - Pushbutton Functions; Figure 1 and Table 2 explain the Meter’s pushbuttons.
Airflow Meter Pushbutton Functions 5 Pushbutton Functions Figure 1 and Table 2 explain the Meter’s pushbuttons. 1 14 13 12 11 10 9 2 3 4 5 6 7 8 eog02.eps Figure 1. 922 Airflow Meter
Page 15 - Display; Figure 2 and Table 3 describe the display.
Airflow Meter Display 7 Display Figure 2 and Table 3 describe the display. 1 2 3 5 6 7 10 12 8 4 9 11 eog01a.eps Figure 2. Display
Page 17 - Using the Meter; Power; Backlight
Airflow Meter Using the Meter 9 Using the Meter Power To turn Meter power on or off, press O Meter power is provided by four AA batteries. To replace the batteries, see “Maintenance”. Measurement Units The Meter supports both Metric and US measurement units. Select the desired measurement type using...
Page 19 - Hold; Saving Samples
Airflow Meter Saving Samples 11 intermittent readings, record maximum and minimum readings while you are away or when you cannot watch the Meter. To use Min Max mode, press M . The maximum reading appears first. Each subsequent press of M steps through the minimum, average, and live readings, and ba...
Page 20 - Measuring Differential Pressure
922 Users Manual 12 3. Press G , P , V or F to exit calculate mode. If the memory is full (99 samples have been stored), more samples cannot be stored. If the user attempts to store another sample, the Meter flashes "Full" and does not save new readings. Measuring Differential Pressure To me...
Page 22 - Measuring Velocity; The Meter uses standard ambient conditions (temperature =21.1; Velocity Measurement; Press; With the pitot tube open to ambient conditions press and hold
922 Users Manual 14 Measuring Velocity The Meter uses standard ambient conditions (temperature =21.1 ° C/70 ° F, barometric pressure = 14.7 psia / 1013 mbar), to approximate actual velocity and flow. Velocity Measurement To measure velocity, do the following: 1. Press V to enter Velocity mode. 2. Co...
Page 24 - Measuring Flow
922 Users Manual 16 Measuring Flow 1. Press F . 2. The Meter requests the duct shape and size. The Meter stores the last duct shape and size that is entered. If the duct is different than the stored version, press D or E to find the proper duct type for the measurement (rectangular or round). 3. Pre...
Page 25 - The Setup Menu
Airflow Meter The Setup Menu 17 Notes HOLD, SAVE, CALCULATE, SHIFT, MIN MAX, ZERO, and SETUP UNITS can be used when measuring pressure, velocity and flow. If P or V is pressed before pressing I for the final time, the Meter will escape the flow setup process and will not save any of the selections m...
Page 26 - Clearing Sample Data
922 Users Manual 18 3. Press I to store the change. The Meter beeps to signal that the change has been stored. With each press of I , the menu moves to the next parameter. To exit the Setup menu without changing subsequent parameters, press P , V , or F . Clearing Sample Data The Meter stores data t...
Page 27 - Recall; Caution
Airflow Meter Recall 19 3. Press I to clear all samples. The Meter beeps and the display shows 0 samples. 4. To exit (CLEAR) or (CLEAR ALL) without deleting samples, press P , V , or F before pressing I Recall 1. Press either P , V , or F to recall samples for that mode. 2. Press A . 3. Press I (REC...
Page 30 - Specifications
922 Users Manual 22 Specifications Parameter Range Accuracy Resolution Units Displayed Air Pressure ± 4000 Pascal ± 16 in H 2 O ± 400 mm H 2 O ± 40 mbar ± 0.6 PSI ±1% + 1 Pascal ±1% + 0.01 in H 2 O ±1% + 0.1 mm H 2 O ±1% + 0.01 mbar ±1% + 0.0001 PSI 1 Pascal 0.001 in H 2 O 0.1 mm H 2 O 0.01 mbar 0.0...
Page 32 - Agency Approvals; Conforms to EU directives; Replacement Parts
922 Users Manual 24 Agency Approvals P Conforms to EU directives ; Conforms to Australian standards Replacement Parts Replacement Part Part Number Battery 1.5 V Alkaline Size AA (4) NEDA 15A, IECLR6 650181 Holster 2729807 Wrist Strap 2729793 Hoses, 1 black and 1 yellow w/test lead strap 2766087 Batt...
Page 33 - Accessories and Optional Items
Airflow Meter Accessories and Optional Items 25 Accessories and Optional Items Description Item or Part Number Toolpak Meter Hanging Kit Includes: Magnetic Strip, 2 Straps (9 inch and 12 inch), 2 Latch Tabs TPak Fluke 922 Kit Includes: Fluke 922 Airflow Meter, 12 inch pitot tube, TPak Magnetic Strip...
