Error Codes
An error message will appear on the display if the meter fails an
internal diagnostic test. And it will freeze all the buttons.
Err.1: Pressure value is over the range.
Err.2: Pressure value is below the range.
Err.3: DIF function, the differential pressure value is over range.
Err4: DIF function, the differential pressure value is below
range.
BATTERY REPLACEMENT
When the battery is LOW, “BAT” will appear on the LCD. Replace
the battery.
Battery Safety Notes: 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.
Never dispose of used batteries or rechargeable batteries in
household waste.
As consumers, users are legally required to take used batteries
to appropriate collection sites, the retail store where the
batteries were purchased, or wherever batteries are sold.
Disposal: Do not dispose of this instrument in household waste. The user is
obligated to take end‐of‐ life devices to a designated collection point for
the disposal of electrical and electronic equipment.
