Lutron Electronics GCH-2018 Operation Manual page 4

Unit
Response Time
CO2 Altitude
( Height )
value setting
Temperature
Compensation
Advanced
setting
Alarm setting
Data Hold
Memory Recall Maximum & Minimum value.
Display
Sampling Time
Power off
Data Output
CO2
Humidity
Dew point
Temp.
CO2 :
< 2 min. typically.
* Reach the 63% reading value
* Depend the environment air
circulation.
Humidity/Dew point :
10 to 30 seconds typically.
* Reach the 85% reading value
* Depend the environment air
circulation.
0 to 9,000 meters.
For precision measurement, it need to set the meter's
environment altitude ( height ) value for the compensation.
Automatic temp. compensation.
Auto power off enable/disable setting
/ setting
℃ ℉
CO2 alarm value setting
CO2 altitude value setting
For CO2 measurement only.
Freeze the display reading.
Approx. 1 second.
Auto shut off saves battery life or
manual off by push button.
RS 232/USB PC serial interface.
* Connect the optional RS232 cable
UPCB-02 will get the RS232 plug.
* Connect the optional USB cable
USB-01 will get the USB plug.
2
ppm
% RH
,
℃ ℉
,
℃ ℉