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General| Temperature Range | 32 to 122°F (0 to 50°C) |
|---|---|
| Power | Four AA batteries |
| Display | Digital LCD |
| Units | CFM, m/s |
| Airflow Range | 25 to 2, 500 cfm (42 to 4, 250 m3/hr) |
| Accuracy | ±3% of reading ±7 cfm (±12 m3/hr) |
| Measurement Range | 25 to 2, 500 cfm (42 to 4, 250 m3/hr) |
Provides an overview of the AirData FlowMeter's functions, automatic corrections for density and backpressure, and general operational notes.
Specifies measurement range, accuracy, and units for airflow measurement using the FlowHood system.
Details measurement range, maximum safe pressure, and accuracy for absolute pressure readings.
Specifies accuracy, resolution, and measurement range for temperature using connected TemProbes.
Explains battery life, charging, types, and operational/storage temperature limits for the meter.
Defines the temperature range for maintaining measurement accuracy.
Lists the keypad controls and their respective functions (ON/OFF, MODE, UNITS, READ).
Details the location and purpose of various ports and switches on the meter's sides and back.
Describes the prompts that appear when the READ key is pressed, indicating measurement modes and units.
Explains how air flow, temperature, and pressure readings are displayed in English and metric units.
Lists alphabetical function readouts and messages displayed by the meter.
Explains how to turn on the meter, initialize measurement modes, use the UNITS key, and manage the back-light.
Details how to use TREND mode for tracking changing environments and switching to manual mode.
Explains connecting the TemProbe, its accuracy, measurement range, and exposure limits.
Describes connecting and using the MT-440K MultiTemp with multiple temperature probes.
Explains using the absolute pressure function for density correction and how to take readings.
Explains the FlowHood's role in capturing air flow and compensating for density effects.
Details how the FlowHood system achieves backpressure compensated air flow measurement.
Provides instructions for unpacking the FlowHood case and its components.
Details how to assemble different size frame assemblies using provided parts.
Explains how to attach the fabric tops to the frame assemblies.
Describes the assembly of the top support and how to use support dowels and extenders.
Details the procedure for taking air flow readings without backpressure compensation.
Explains the two-step process for obtaining backpressure compensated air flow readings.
Describes the RATIO ERR display and potential causes like procedural errors or dynamic changes.
Discusses using compensated and non-compensated readings for system balancing.
Provides guidance on measuring air flow through large return air grilles using multiple segments.
Explains how air density changes affect kitchen exhaust measurements.
Advises on measuring air flow with constant volume controllers, noting potential issues with slow-acting controllers.
Details how to measure air flow from linear slot diffusers, including flap usage and top size considerations.
Discusses using the FlowHood for sidewall registers and potential issues with high jet velocities.
Explains the intended use and limitations of the short top set for specific outlet types.
Lists common system problems that can cause inaccurate air delivery measurements.
Explains how the meter automatically corrects air flow for local density based on barometric pressure.
Provides formulas for converting readings to standard density airflow, with or without a TemProbe.
Details how temperature affects air density and provides correction formulas.
Discusses the effect of relative humidity on air density and provides a correction formula.
Guides on performing zero readings and troubleshooting zero bias issues.
Explains how to confirm the accuracy of the absolute pressure function against barometric pressure.
Outlines methods for confirming air flow accuracy using pitot tube traverses.
Provides density correction formulas for comparing duct traverse readings with FlowHood data.
Discusses using the AirData Multimeter for pitot tube traverses and density correction consistency.
Details how to perform and compare backpressure compensated readings with a pitot tube traverse.
Explains how to compare nonbackpressure compensated readings with duct traverse centerline velocity.
Provides guidelines for cleaning, storing, and maintaining the AirData FlowMeter.
Offers instructions for cleaning and maintaining the FlowHood unit, including the sensing grid and fabric tops.
Provides contact information and procedures for returning the meter for recalibration or repair.
Lists organizations that offer air balance manuals and training programs.
Outlines the seller's warranty terms and limitations of liability for the equipment.
Provides a step-by-step procedure for testing and troubleshooting meter battery issues.
Offers advice on maximizing battery life, including managing the memory effect and long-term storage.
Provides information on battery recycling programs and environmental responsibility.
Lists part numbers and descriptions for the AirData FlowMeter and FlowHood accessories.
An alphabetical index of terms and their corresponding page numbers for quick reference.
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