4 EZ40-en-US_v1.4 10/21
Maintenance
Caution!
Storing in a damp environment will damage the sensor!
Battery Replacement
If the green READY LED flashes or does not illuminate, the batteries need to be
replaced. The battery compartment is located at the rear of the EZ40. Replace the
three “C” batteries by sliding the battery compartment door and accessing the battery
compartment. Ensure that the compartment cover is securely fastened when finished.
Safety: Please dispose of batteries responsibly; never dispose of batteries in a fire,
batteries may explode or leak. If the meter is not to be used for 60 days or more,
remove the battery and store separately.
Cleaning and Storage
Wipe the meter only with a damp cloth as needed. Do not apply abrasive, solvents, or other
cleaners to the surface of the meter or sensor. Store with the batteries removed and avoid extreme
temperature and humidity.
Specifications
Gases Detected
Natural Gas, Methane, Ethane, Propane, Butane, Acetone, Alcohol,
Ammonia, Gasoline, Jet Fuel, Hydrogen Sulfide, Smoke, Industrial
Solvents, Lacquer Thinner, Naphtha, Steam
Carbon Monoxide (indication only, not to quantify),
Sensitivity
50 ppm methane
Sensor
Solid State (Metal Oxide)
Alarm
Visual and Audible at minimum 10% LEL (40% max) for Methane
Warm-up
Approx. 5 minute
Response Time
Less than 2 seconds (up to 40% LEL)
Duty Cycle
Intermittent
Power supply
3 x “C” 1.5V alkaline batteries
Battery life
Approx. 8 hours continuous use typical
Operating Temperature
32 to 122
o
F (0 to 50
o
C)
Storage Temperature
-22 to 140
o
F (-30 to 60
o
C)
Operating Humidity
10 to 90% RH (non condensing)
Approvals
CE
Dimensions
8.7 x 2.83 x 1.8” (221 x 72 x 46mm); gooseneck 16” (40cm)
Weight
18.4oz (520g)
