Specifications; Reference Conditions; Measurement Characteristics; Co Measurements - AEMC 1510 User Manual

4.1. Reference Conditions

Quantity of influence
Supply voltage
Air pollution
The intrinsic uncertainty is the error specified for the reference conditions.

4.2. Measurement Characteristics

4.2.1. CO Measurements
2
Type of sensor:
Measuring principle:
Measurement range:
Intrinsic uncertainty:
Response time at 63%: 195 seconds
Resolution (R):
4.2.2. Influences on the Measurements of CO
The influence of the temperature is 1 ppm/°C from -10 to +45°C (14 to 113°F).
The influence of the atmospheric pressure is:
CO = CO
2 real 2 measured
where P = pressure in mbar

4.2.3. Temperature Measurements

Type of sensor:
Measurement range:
Intrinsic uncertainty:
Influence of relative
humidity:
Resolution (R):

4.2.4. Humidity Measurement

Type of sensor:
Measurement range:
Intrinsic uncertainty:
Resolution (R):
Measurement
hysteresis:
Rate of increase of
intrinsic uncertainty:
16

4. SPECIFICATIONS

Reference conditions
3 ± 0.5V
No pollution (CO, solvents, etc.)
Dual-beam infrared cell
Non-dispersive infrared (NDIR) technology
0 to 5000ppm
±3% ± 50ppm at 77°F (25°C) and 1013mbar
In ECO mode: ±3% ± 80ppm at 77°F (25°C) and 1013mbar
1ppm
x (1 + (1013 - P) x 0.0014)
CMOS
14 to 140°F (-10 to +60°C)
±0.5°C at 50% RH
±0.5°C ± R from 10 to 40% RH
Outside this range: ±0.032 x (T - 25°C) ± R
0.1°C or 0.1°F
Capacitive
5 to 95% RH
±2% RH ± R from 10 to 90% RH
±3% RH ± R outside of the range stated above.
0.1% RH
±1% RH
NOTE: Prolonged exposure to humidity outside the 10% to 80% range may
produce measurement bias up to ±3% RH. This bias disappears after 5 days
between 68 to 86°F (20 and 30°C) and 40 and 75% RH.
< 0.5% RH/year
2
Air Quality Meter Model 1510