کیفیت سنج هوا ST-8503 |
کیفیت سنج هوا ST-8503
میزان: 0 to 10000 ppm co
میزان: 0 to 10000 ppm co2
میزان حرارت :-20 to +60
میزان رطوبت : 10 to 95% RH
میزان نقطه شبنم : -44 to 57
ST-8502 / 8503 Complete Air Quality Meter
The complete air quality meter offers an unparalleled featureset for HVAC and facilities technicians, helping them work more quickly and accurately, with the ease of use and durability customers expect meter.
Features:
1.Simultaneously measures, logs, and displays temperature, humidity,
2.CO2, and CO on a bright, backlit LCD display
3.Maintenance free NDIR (non-dispersive infrared) CO2 sensor
4.One-touch air fl ow and velocity with available probe
5.Wet bulb and dew point temperature
6.% of outside air calculation
7.CO2 and CO fi eld calibration feature
8.Min/Max/Average on all measured and calculated readings
9.Audible and visual threshold alarms
10.Extensive discrete or continuous data logging capacity, downloadable to PC via USB interface
Specifications:
Function |
Range |
Resolution |
Accuracy |
8502 |
8503 |
CO2 |
0-8000ppm |
1ppm |
±75ppm(0-2000ppm) ±10%(2000-8000ppm) |
* |
* |
CO |
0-1000ppm |
1ppm |
±5% or ±10ppm |
|
* |
Temperature |
-20 to 60°C -4 to 140°F |
0.1°C/0.1°F |
±0.9°C/1.62°F (40 to 60°C/74 to 140°F) ±0.5°C/1°F (5 to 40°C/41 to 74°F) ±1.1°C/1.98°F (-20 to 5°C/-4°F to 41°F) |
* |
* |
Humidity |
10 to 90%RH |
1%RH |
±2.5%RH |
* |
* |
Dew Point Temp |
-44 to 57°C -47 to 135°F |
0.1°C/°F |
±1°C(-20 to 60°C/ 40 to 90%RH) ±2°C(-20 to 60°C/ 20 to 60%RH) ±4°C(10 to 20%RH)
|
* |
* |
Wet Bulb Temp |
-16 to 57°C 3 to 135°F |
0.1°C/°F |
±1.2°C(-20 to 60°C/20 to 90%RH) ±2.1°C(10 to 20%RH) |
* |
* |
Accessories:
NiMH battery, gift box with carrying case