Field Controls Trio Pro User Manual page 9

Operating Instructions
8.Filter Reset
The Filter icon will blink when the filters require replacement. After replacing the filters
press and hold the Auto mode button for 5 seconds to reset the filter indicator.
9.Power off before removing filter cover
Before replacing the filter, power off the appliance and remocve power cord from outlet.
After replacing the filter, plug appliance back into outlet and power on. Ensure the filter
covers are fully installed and closed, otherwise the power indicator will flash slowly.
10.Light Sensor function and Sleep Mode
The appliance will enter Sleep mode if the surround environment is dark for over 1 minute
and the unit is in Auto mode. When in Sleep mode, if the surrounding environment is
bright for more than 1 minute, the unit will return to its previous mode before it enters
Sleep mode. The Light sensor only functions in Auto mode.
11.Particle Sensor and Fan Speed
The PM2.5 sensor requires a 1-minute warmup beofre displaying the PM2.5 value in
real time. A 60 second countdown will be displayed until the PM2.5 readings are
presented. The PM2.5 readings, corresponding IAQ colors and AUTO mode fan speed
are provided in the following table below.
Standard PM2.5（ug/m³）
PM2.5
Air Purifier Level
000-050
051-100
101-150
151-200 Unhealthy
>200
Speed(Auto)
Healthy
Good
Fair
Poor
Color
1 Blue
2 Green
3 Yellow
4 Orange
Turbo Red