Low Cost Humidity And Temperature Sensor- Htu21D

Specifications:
1) Power Supply: 5V DC
2) Electric current: 2mA (max. 5mA)
3) Temperature operating range: 20 â?? 50 0 C
4) Humidity operating range: 0 â?? 100% Rh
5) Humidity measurement range: 20 â?? 80% Rh
6) Accuracy: 5% Rh (at 25 0 C and 5 V DC)
7) Temperature Storage range: -20 to 85 0 C
8) Humidity storage range: below 85% Rh
9) Size: 34.7 x 21.6 x 10 mm
10) Polarity Protection: Not Provided

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Honeywell BW Solo is a easy to service single-gas detector with BLE connectivity that provides real-time visibility into the status and safety of hazardous-area workers, helping companies respond faster, more knowingly and decisively to safety incidents. The first single-gas detector with the 1 Series sensor for CO, H2S and O2

Features & Benefits:
User-friendly operation,
Easy-to-read display for multiple languages,
Lightweight convenience,
Ease of maintenance,
Serviceability,
The new 1-Series sensor for enhanced reliability,
Connected Bluetooth Low Energy (BLE) capabilities.

- Material : Stainless Steel Core, Polyethylene Yarn, Span Yarn
- Number of Stitiches : 10 Gauge
- Length : 14 inch
- Cut Level : 5
- Color : Gray, Black, White
- Packing : 1pair/individual packing (1pack=5pair, 1box=200pair)
- Origin : Made in South Korea
- Purpose : Cut Resistant

Humidity and temperature sensor module

1. General mhtc1a humidity and temperature sensor module is designed base capacitive humiture sensor by ningbo junrong electron. This product utilizes humidity sensor capacitor and temperature sensor (lm35, america), with characteristics of stable, high accuracy, quick response, good crossing-over and it also use craftwork of smd, and so own extremely small body, stable and reliably performance. The quality guarantee time is 12 months.
2. Application electron, pharmaceutical industry, food processing, warehouses, tobacco, textile, weather, libraries and museum.
3. Shape model encapsulation shape mhtc1a humidity and temperature sensor module without shell detail to the picture
4. Model there are three models according to with or without temperature and humidity sensor. Mhc1a humidity measuring module, without temperature element mhtc1a1 temperature and humidity measuring module, with ntc resistance mhtc1a2 temperature and humidity measuring module, with lm35 temperature sensor
5. Specification
(1) power supply (vin) dc 5vf+5%
(2) electrical current 2ma (max 5ma)
(3) temperature operating range 0 ~ 70fª
(4) humidity operating range 0 ~ 100%rh (dew point)
(5) humidity measuring range 2 ~ 99%rh
(6) temperature storing range -20 ~ 85fª
(7) humidity storing range under 95%rh (no dew point)
(8) humidity measuring accuracy mhtc1a f+3%rh ( at 25fª, 60%rh )



24.5*13.5*17mm

Humidity and temperature sensor module

Specification

(1) power supply (vin) dc 5vf+5%
(2) electrical current 1.9ma (max 5ma)
(3) temperature operating range 0 ~ 50fª
(4) humidity operating range under 95%rh
(5) humidity measuring range 30 ~ 90%rh
(6) temperature storing range 0 ~ 70fª
(7) humidity storing range lower 95%rh
(8) humidity measuring accuracy f+5%rh ( at 25fª, 60%rh vin=5.0v 1.65`1.95v )
(9) typical humidity data responding to output




24.5*13.5*17mm

Humidity and temperature sensor
Capacitance from 150 to 270 pf
At 55%rh
Sensitivity : 0.2 % by %rh
Response time 0.3 s
Rtsolution 0.05 pf
Accuracy-interchangeability :
3 %hr de 3 a 97%hr
Measurement range 0 a 100 %hr
Operating range : -40ªc a +80ªc
Supply voltage max :12v
Not sensible at dc composent

Size : 8x9x4 mm3

Humidity and temperature sensor transmitter
Digital frequential ouput
Nominal frequency 6.5 khz
Std sensitivity 13 hz/%rh
Response time 0.3 s
Response time with
Optional protection : 20 s
Accurcy-interchangeability :
3 %hr de 3 a 97%rh
Hysttrtsis <1.5%rh
Measurement range 0 a 100 %hr
Operating range : -40ªc a +80ªc
Supply voltage : 4 a 12v
Ouput resistor : 0, 2 k
Output courant : ª2 ma
Thermistance ntc 10 k a 25ªc
Operating range : -40ªc a +80ªc
Courant max : 0.3 ma

8x9x4 mm3

Applications:

H2,3,4 humidity and temperature transmitters are designed for environment monitoring and controlling in industrial, commercial and other buildings. These transmitters can be
used for:
Humidity and temperature monitoring of supply, exhaust
and return air(H2, duct mount)
Humidity and temperature monitering in critical
environment such as outside air(H3, outside mount)
Other applications of immersion humidity and temperature
monitoring(H4, separate probe)

Features:
High performance digital sensors and circuits, ensure
accurate measurement and temperature compensation
Good long term stability and reliability
100% field changeable sensors, no re-calibration needed
Fast response
Multiple output signals selectable
Industrial design, SS probe and sintered filter
High protection rate to IP65

Specifications:

Relative Humidity:
Sensor: Capacitance polymer
Range: 0~100%RH
Output: 4~20mA /0~10VDC/RS485
Accuracy: 2%,3%RH(25ípC,20~80%RH)
Hysteresis: <í+1%RH
Response time: <10s(25ípC,in slow air)
Drift: <í+0.5%RH/year

Temperature:
Sensor: Solid state band gap, NTC20K, PT1000/100 or Ni1000
Range: 0~50ípC/transmitter
Output: 4~20mA/0~10V/RS485, NTC20K, PT1000/100 or Ni1000
Accuracy: <í+0.5ípC@25ípC
Power: Voltage 24VAC/DCí+10% Current 24VDCí+10%
Current Output Load: 500ª+
Temperature Limit: -10~70ípC, 0~95%RH (Non condensing)
Storage Temperature: -20~80ípC
Housing: ABS Enclosure, SS probe, SS Sintered Filter
Protection: IP65


MODELS: Code Temperature Range
0 NA
1 0-50ípC
7 Other
Code Temperature Output
0 No.
1 0-10VDC
2 4-20mA
3 PT1000,í+0.2ípC@25ípC
4 PT100,í+0.2ípC@25ípC
5 NTC20K,í+0.2ípC@25ípC
6 Ni 1000,í+0.4ípC@25ípC
7 Other thermistors
8 RS485/Modbus
Code Humidity Output(0-100%RH)
1 0-10VDC
2 4-20mA
8 RS485/Modbus
Code Humidity Accuracy
2 í+2%RH
3 í+3%RH
Code Descriptions
H2 Duct mount H/T transmitter
H3 Outside Air H/T
H4 Separate Probe H/T