AZ7788 3-in1 Desktop Indoor Air Quality Temperature Humidity RH Carbon Dioxide CO2 Monitor Clock Cal

Introduction

This 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. 

Features:

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

(Good,Normal,Poor).

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.

Specifications:

Measuring Range

CO2:0~9999ppm,(2001~9999ppm out of scale range)

Air Temperature: -10 ~ 60°c (14 ~ 140°F)

Relative Humidity: 0.1% ~ 99.9%RH

Resolution

CO2: 1ppm

Air Temperature: 0.1°c / 0.1°F

RH: 0.1%RH

Accuracy

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

Response time

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)

Poor: >\"Normal\"

Sample Point: 15999 points (5333points for each paramater)

Max/Min function

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

Size: 120 x 80mm (diameter x depth)

Weight: 200g

Package Includes:

1 x CO2 Meter

1 x Operation manual

1 x Universal Adaptor (5V±10%, >=0.5A)

Standard Packaging Box