To meet the low cost requirments of OEM users, we develop and produce specially such kind of frequency output relative humidity module. It has compact construction, small size,stable and reliable performance, which is your ideal choice for extensive use.
Features
Linear frequency output, preventing dew sensor, fast response and wide application range
Main Parameters(ref HS1101 parameters concerned)
1. Working Parameters(Vs=5VDC±5%@25°C, RL100kΩ)
Parameters | Range | Typical | Unit |
Humidity measurement | 10~95 | %RH | |
Precision(10~90%RH) | ±5 | %RH | |
Power supply voltage | 4.75~5.25 | 5 | VDC |
Output(RH=55%) | 8650~8750 | 8700 | Hz |
Consumption current | 1.3 | mA | |
Temperature coefficient(10~50°C) | less than0.1 | %RH /°C | |
Sensitivity 33%RH~75%RH) | -15 | Hz/%RH | |
Powersupply current sinks | μA | ||
Recovery time | 10 | s | |
Temperature Sluggish | ±1.5 | %RH | |
Long-term stability | 0.5 | %RH/year | |
Response time(33~76%RH,still air@63%) | 6 | s |
2. Maximum rating
Parameters | Sign | Value | Unit |
Powersupply voltage(max) | Vs | 7 | Vdc |
Humidity working range | RH | 0 ~ 100 | %RH |
Humidity store range | RH | 0 ~ 100 | %RH |
Working temperature | Ta | -20 ~ 75 | °C |
Store temperature | Tstg | -40 ~ 90 | °C |
3. Typical frequency output(5VDCpowersupply@25°C)
1.Parameter(I)
RH(%) | 10 | 20 | 30 | 40 |
Fout(Hz) | 9391 | 9237 | 9083 | 8929 |
2.Parameter(II)
RH(%) | 50 | 60 | 70 | 80 |
Fout(Hz) | 8777 | 8621 | 8469 | 8315 |
3.Parameter(III)
RH(%) | 90 | 95 |
Fout(Hz) | 8161 | 8084 |
