Perusahaan ini terdaftar sebagai Free Member. Hindari melakukan pembayaran sebelum bertemu penjual atau melihat barang secara langsung. COD (Cash On Delivery) atau bertemu langsung dengan penjual merupakan metode transaksi aman yang kami sarankan.
IAQ-Calc Indoor Air Quality Meters 7545 TSI |
|
General Specifications |
|
CO2 |
|
Sensor Type |
Dual-wavelength NDIR |
( non-dispersive infrared ) |
|
Range |
0 to 5,000 ppm |
Accuracy |
±3.0 % of reading or ±50 ppm, whichever is greater |
Resolution |
1 ppm |
Response Time |
20 seconds |
Temperature |
|
Sensor Type |
Thermistor |
Range |
32 to 140 °F ( 0 to 60 °C ) |
Accuracy |
±1.0 °F ( ±0.5 °C ) |
Resolution |
0.1 °F ( 0.1 °C ) |
Response Time |
30 seconds ( 90 % of final value, air velocity at 400 ft/min [ 2 m/s ] ) |
Relative Humidity |
|
Sensor Type |
Thin-film capacitive |
Range |
5 % to 95 % RH |
Accuracy |
±3.0 % RH |
Resolution |
0.1 % RH |
Response Time |
20 seconds ( for 63 % of final value ) |
Percentage Outside Air |
|
Range |
0 to 100 % |
Resolution |
0.1 % |
CO ( Model 7545 only ) |
|
Sensor Type |
Electro-chemical |
Range |
0 to 500 ppm |
Accuracy |
±3.0 % of reading or ±3 ppm, whichever is greater |
Resolution |
0.1 ppm |
Response Time |
|
Operating Temp. |
40 to 113 °F ( 5 to 45 °C ) |
Storage Temp. |
-4 to 140 °F ( -20 to 60 °C ) |
Logging Capability |
|
Ranges |
Model 7545 logs up to 26,900 data points with key ( 4 ) measured parameters enabled |
Time Constant |
1 sec, 5 sec, 10 sec, 20 sec, 30 sec ( user selectable ) |
Log Intervals |
1 second up to 1 hour ( user selectable ) |
Meter Dimensions |
3.3 in. x 7.0 in. x 1.8 in. ( 8.4 cm x 17.8 cm x 4.4 cm ) |
Probe Dimensions |
|
Length |
7.0 in. ( 17.8 cm ) |
Diameter |
0.75 in. ( 1.9 cm ) |
Weight ( with batteries ) |
0.6 lbs ( 0.27 kg ) |
Power Requirements |
|
Model 7545 |
Four AA-size batteries or AC adapter |