User's Manual

1
975
AirMeter  Test Tool
Introduction
W Warning
Read “Safety Information” before using the
975 AirMeter Test Tool.
The Fluke 975 AirMeter Test Tool (“the Meter”) is a
hand-held, five-sensor indoor air quality diagnostic
instrument. It measures, calculates, and displays:
• Temperature, dew point, and wet bulb all measured
in Celsius (°C) or Fahrenheit (°F).
• Relative humidity (%RH).
• Carbon monoxide (CO) levels measured in ppm.
• Carbon dioxide (CO
2
) levels measured in ppm.
• Air velocity (standard and actual) measured in mps or
fpm.
• % outside air based on temperature or CO
2
.
• Flow rate displayed in m
3
/s or cfm.
• Absolute barometric pressure- shown at startup only.
• Minimum, maximum, and average readings for
temperature, relative humidity, wet bulb, dew point,
velocity, CO, and CO
2
.
Features
Detailed explanations of the Meter features appear later
in this manual. The Meter comes with the following
features:
• Automatic backlight
• Auto power off
• Rechargeable lithium battery, ac power, or backup
power supply of three AA batteries
• DC power supply with available international adapters
• Multi-language user interface (English, French,
German, Portuguese, and Spanish)
• US and Metric measurement options
• Time and date stamp (12-hour or 24-hour)
• Single-point and continuous data logging options
• CO alarm
• Detachable velocity probe (optional)