Table 1.
Comparative of RS232 sensors.
| Sensor | Measures | Description |
|---|---|---|
| 33X High Accuracy Digital Output Pressure Sensor [32] | Pressure | Pressure Ranges: from 1 up to 1,000 bar |
| Intelligent Technology and Telecommunications temperature sensor [33] | Temperature | Measures among 0 and 100 °C (LM35) or among −40 and 125 °C (TC1047) |
| SHT-Rs—Humidity and temperature sensor [34] | Relative Humidity, Temperature | Relative humidity sensor 0 to 100%. Accuracy ±3.5% in humidity measurement Accuracy 0.5% @ 25 °C in temperature measurement |
| SENSORONE 41X Low Range Digital Output Pressure Sensor Pressure Sensor [35] | Pressure | Pressure Ranges: 10 mbar–300 mbar Accuracy: ±0.1% FS BSL |
| ALIBABA Indoor temperature sensor. Model Number: CHD301C(V3.0) [36] | Temperature, Humidity | Humidity measure bound: 10%–98%RH (precision: ±3%RH) Temperature measure bound:−10 °C–100 °C (precision: ±0.4 °C) |
| Airborne Sound Sensor [37] | Sound | Signals up to 100 kHz. Internal microphone. |
| Kimo instruments multi-function panel meter—CPE 300 [38] | Pressure, Air velocity, Air flow | Measurement of low pressure and\or depression of air or neutral gases from 0/+10 Pa to −1,000/+1,000 Pa |
| GHM-Messtechnik multi-function meter [39] | Temperature, Air velocity, Relative humidity | 0–100%RH, −40–120 °C | GMH 3330 |
| Tenmars electronic multi-function meter: pressure, air velocity and air flow [40] | Pressure, Air velocity, Air flow | 0.4–25 m/s | TM-40x |
| Greisinger multi-function panel meter [41] | Humidity, Temperature, Flow rate measuring | Relative humidity: 0.0 … 100.0%RH Ambient temperature: −40.0 … +120.0 °C Surface temperature: −80.0 … +250.0 °C Flow rate: depending on STS probe |
| Acmas technocracy (P) LTD: Multiple function weather meter [42] | Anemometer, Humidity meter, Light meter, Thermometer, Sound level meter | Humidity: Max80% RH. Temperature: 0 to 50 °C |
| Testo 435 multi-functional Measuring Instrument [43] | Anemometer CO2 level, Air moisture, Air temperature | Measurements of velocity in the range of 40 to 8,000 fpm (0.2…40 m/s) |
| Tesco 400 [43] | Temperature, CO, CO2, Rpm, mV and mA, % RH, Pressure, Velocity | Humidity probe with 1% accuracy Precision temperature probe with a system accuracy of up to 0.05 °C |
| Hazmat weather station, P/N 102647 [44] | Wind Speed, Wind direction, Temperature, Relative humidity, Pressure | Operating Temp: −20 to 60 °C Storage Temp: −50 to 70 °C Humidity: 0 to 95% |
| 6 in 1 Digital Multifunction Environment Meter Yh610 [45] | Sound Level, Luminometer, Relative Humidity, Meter, Temperature, Anemometer, Air Flow | Ranges: Temperature: −10–60 °C Relative Humidity: 20%–80%RH Luminometer: 0–50,000 LUM Air Flow: 0.4–20 m/s Meter: 0–999,900 CMM Anemometer: 0–999,900 CFM Sound Level: 30–130 dB |
| SRF02 Ultrasonic range finder [46] | Sound | 15–600 cm |
| Vibration meter [47] | Vibration meter | Acceleration: 200 m/s2 Velocity: 200 mm/s Displacement (p-p): 2 mm |