Detail Luftron GCH-2018 CO2 Meter :
- NDIR method principal for C02 (Carbon dioxide) measurement, available for long term operation
- High repetability and high accuracy
- Two probes, one is for CO2/ temp. measurement, the other probe is for humidity/ Temp/ Dew point measurement
- Seperate probe, easy operation and convenient for remote measurement
- CO2 function with alrm setting
- Can set the attitude (height) value with default for compensation
- Humidity measurement eith alarm setting
- Can set the attitude (height0 value with default for compensation
- Humidity measurement eith fast response time
- Large S-TN LCD, high contrast, easy readout
- Data hold function th freezing the desired value of display
- Records maximum and minimum readings with recall
- RS232/USB computer interface
- Microprocessor circuit assures maximum possible accuracy, provides special functions and features
- Heavy duty and compact housing with head carrying case, designed for easy carry out and features
- Auto shut off is available to save battery life
- Power supply from batteries or DC 9V adapter in
Specifications :
- Circuit : Custom one – chip of microprocessor LSI circuit
- Display ;
LCD size : 52×38 mm
dual function LCD display - Measurement : CO2 (carbo dioxide) temp, Humidity, dew point, temp
- Unit :
CO2 : ppm
Humidity : % RH
Dew point : °C °F
Temp : °C °F - Response time : CO2
– 2 Min, typically
– Reach the 63% reading value
– Depend the environment air circulation - CO2 Altitude (Height) value setting : 0 to 9.000 meters (for precision measurement altitude (height) value for the conpensation)
- Temp. conpensation : Automatic temp. conpensation
- Advanced setting :
Auto power off enable/ disable setting
°C °F setting
CO2 alarm value setting
CO2 altitude value setting - Alarm setting : For CO2 measurement only
- Data hold : Freeze the display reading
- Memory recall : maximum and minimum value
- Display sampling time : Approx 1 second
- Power off : Auto shut off saves battery life. Or manual off by push button
- Data output : RS 232/ USB PC serial interface
– Connected the optional RS232 cable UPCB-02 will get the RS232 plug
– Connect the optional USB cable USB-01 will get the USB plug - Probes no. Two probes :
– Probe 1 is for CO2 temp, measurement
– Probe 2 is for humidity, Dew point. Temp measurement - Operating temp : 0 to 50°C
- Operating humidity :
Main instrument : Less than 85% R.H
CO2 probe : Less than 85% RH
Humidity measurement : 0 to 95% RH - Power supply : 1.5 V battery (UM-3, AA) x 6 PCs, or equivalent
- power current :
CO2 measurement :
– Approx DC 9.6 mA for 90% period
– Approx DC 128 mA 10% period
Humidity measurement ; Approx DC 5.6 mA - Weight :
Main instrument : 372g/ 0.82 LB (including battery)
CO2 probe : 158g/ 0.35 LB
Humidity probe : 82g/ 0.18 LB - Dimension :
Main instrument : 173x68x42 mm
CO2 probe : 185x38x26 mm
Humidity probe : 200x23x19 mm