AZ7788A AZ Instruments
AZ7788A desktop CO2 monitor could measure the CO2 level,air temp.,humidity
and is and ideal instrument for indoor air quality(IAQ) diagnosis and
HVAC system performance verification.
1.Super large display of CO2 level,
temp.,humidity,date and time.
2.15 degree tilt angel.Easy to see and read.
3.Indoor air quality level indication
4.Stable NDIR sensor for CO2 detection.
5.Visible and audile CO2 warning alarm.
6.Relay output for ventilation control
7.ABC(Automatic Baseline Calibration)
and manual CO2 calibration.
8.Max.& Min.CO2 value recall function.
CO2:0~9999ppm,(2001~9999ppm out of scale range)
Air Temperature: -10 ~ 60°c (14 ~ 140°F)
Relative Humidity: 0.1% ~ 99.9%RH
Air Temperature: 0.1°c / 0.1°F
CO2: ±50ppm ±5% of reading (0~2000ppm)
other ranges accuracy are not specified
Air Temperature: ±0.6°c / ±0.9°F
Relative Humidity:±3%RH (at 25°c, 10~90% RH)
±5%RH (at 25°c,others)
Warm - up time:30 Seconds
CO2: <2 minutes (90% step change)
Air Temperature: <2 minutes (90% step change)
Air Relative Humidity: <10 minutes (90% step change)
Air Quality Level (CO2 Concentration):
Good: <700ppm (programmable by user)
Normal: 700 ~ 1000ppm (programmable by user)
Sample Point: 15999 points (5333points for each paramater)
Sampling Rate Interval: 1sec to 4 hour 59 minutes 59 seconds
LCD & Green LED Display
Alarm: >1000ppm (programmable by user)
Relay:(1A 30VDC/0.5A 125VAC)
The meter is designed with a relay output on the rear side of the meter
Next to the power jack)
LCD size: 60 x 82mm (mm,HxW)
Operating Condition: 0~50°C, 5~80%RH (be sure to avoid condensation)
Storage Condition: -20~50°C, 5~90%RH (be sure to avoid condensation)
Power Supply: 5V DC adaptor (±10%), >=500mA