testo 435-4 Multifunctional measuring instrument with built-in differential pressure measurement to detect HVAC systems and indoor air quality with readout storage,PC software and USB data transmission line including battery and factory report
Product Introduction:
This multifunctional measuring instrument is suitable for measuring ambient air conditions, assessing indoor air quality and checking air conditioning and ventilation systems
高效的测量处理使得它非常的出众.方便易用的测量仪器适用于各种应用和不同的风速,例如,热线探头,叶轮风速探头和通过皮托管测量风速.快速操作菜单和用户自定义界面使操作更便捷,例如,在管道测量或长期测量中,确保用户能通过便捷路径进行操作.室内空气质量探头可以通过测量CO2浓度,空气湿度和空气温度来判断室内空气质量.
In addition, the instrument can be connected to the illumination probe and comfort probe for air flow assessment, clear analysis and archiving function, ensure PC archiving processing. Measurements of air temperature, humidity and wind speed can be made simultaneously in the new thermal probe. In addition, it can also be external temperature and humidity probe. The disy disys readings from up to three temperature sensors. The instrument can print reports on the spot through testo Express printer
Advantages at a glance:
The instrument can store up to 10,000 readings
PC software is used to analyze, process and store data
Indoor air quality probe, illumination probe and comfort probe
Thermal probe, impeller type wind speed probe to measure wind speed, through the pitot tube and built-in differential pressure probe to measure wind speed
testo printer for on-site printing function
Protection level IP54
| Technical parameters |
|
|---|---|
Storage temperature |
-30 ~ +70 °C |
Operating temperature |
-20 ~ +50 °C |
Battery type |
AA alkali manganese battery |
Battery life |
200 h (the probe of the impeller shall prevail) |
The weight of |
450 g |
Size |
220 x 74 x 46 mm |
Material/shell |
ABS/TPE/金属 |
| Probe type T-type thermocouple (Cu-CuNi) |
|
|---|---|
The range of |
-200 ~ +400 °C |
Precision |
±0.3 °C (-60 ~ +60 °C)
±0.3% 测量值 (剩余The range of) |
Resolution |
0.1 °C |
| Probe type NTC |
|
|---|---|
The range of |
-50 ~ +150 °C |
Precision |
±0.2 °C (-25 ~ +74.9 °C)
±0.4 °C (-50 ~ -25.1 °C) ±0.4 °C (+75 ~ +99.9 °C) ±0.5% 测量值 (剩余The range of) |
Resolution |
0.1 °C |
| Probe type K thermocouple |
|
|---|---|
The range of |
-200 ~ +1370 °C |
Precision |
±0.3 °C (-60 ~ +60 °C)
±(0.2 °C +0.3% 测量值) (剩余The range of) |
Resolution |
0.1 °C |
| Probe type CO2 probe |
|
|---|---|
The range of |
0 ~ +10000 ppm CO2 |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
1 ppm CO2
|
| Probe type Illumination probe |
|
|---|---|
The range of |
0 ~ +100000 Lux |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
1 Lux / 0.1 Hz
|
| Probe type absolute pressure probe |
|
|---|---|
The range of |
0 ~ +2000 hPa |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
0.1 hPa
|
| Probe Type Humidity probe |
|
|---|---|
The range of |
0 ~ +100 %RH |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
0.1 %RH
|
| Probe type hot wire wind speed probe |
|
|---|---|
The range of |
0 ~+20 m/s |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
0.01 m/s
|
| Probe type impeller wind speed probe |
|
|---|---|
The range of |
0 ~ +60 m/s |
Precision |
Please refer to the parameters of the corresponding probe |
Resolution |
0.01米/秒(60毫米)——
0.1 m/s(16毫米 |
