HD550-EU-EN V1.1 07/13
3
Meter Description
1. Humidity & Air Temperature Sensor
2. Type K Thermocouple input jack
3. Laser pointer beam
4. IR temperature sensor
5. USB
Interface
6. LCD
Display
7. Upper display HOLD button
8. UNITS button for Temperature/ Wet Bulb/ Dew Point/
%RH/GPP/ g/kg
9. Upper display record Max/Min button
10. IR Measurement button
11. °F/°C units button
12. Lower display HOLD button
13. Lower display record Max/Min button
14. Backlight button
15. Power button
NOTE
: Battery Compartment, Tilt Stand and Tripod Mount are located on the reverse side of
the meter
Display Description
1. Low Battery icon
2. PC communication icon
3. Upper display function icons
4. Upper display
5. Laser pointer icon
6. Lower display function icons
7. Lower display
8. Lower display function icons
GPP
g/kg
