Dracal USB-PTH200 USB Atmospheric pressure, temperature and relative humidity sensor
Dracal USB-PTH200 USB Atmospheric pressure, temperature and relative humidity sensor
- Brand: Dracal
- MPN: USB-PTH200
- Part #: IPCDAL20003
- UPC:
- Brand: Dracal
- MPN: USB-PTH200
- Part #: IPCDAL20003
- UPC:
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Dracal USB-PTH200 USB Atmospheric pressure, temperature and relative humidity sensor
- Brand: Dracal
- MPN: USB-PTH200
- Part #: IPCDAL20003
Product URL: https://www.pbtech.co.nz/product/IPCDAL20003/Dracal-USB-PTH200-USB-Atmospheric-pressure-tempera
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Features
PTH200: All-in-one USB sensor for precise temperature, relative humidity, and atmospheric pressure measurements.
A member of the PTH series, the PTH200 is a USB sensor designed for environmental data acquisition, offering an operating temperature range of -40°C to 70°C with a typical accuracy of ±0.2°C to ±0.3°C and a fine resolution of 0.01°C. It also measures relative humidity from 0 to 100 %RH with an accuracy of ±2 %RH and a resolution of 0.01 %RH. For atmospheric pressure, it covers a range of 45 to 110 kPa with an accuracy of ±0.15 kPa at 25°C and a resolution of 0.0065 kPa. Thanks to its factory-calibrated and temperature-compensated digital sensors, the PTH200 detects very small variations. Its robust design with PET mesh and PTFE membrane filters provides effective particle protection, and its 1-meter USB cable allows easy integration. It operates within conditions of 0°C to 70°C for the USB cable interface and requires protection from direct exposure to water or snow.
Like all Dracal measurement instruments, the PTH200 is compatible with free software tools, making it an essential component of a DAQ solution. For those who wish to integrate the PTH200 into their system, there are two options available: command line tools and VCP mode. If you prefer a graphical interface, DracalView is the appropriate choice.
- Easy to use in your applications
- Virtual COM option (VCP)
- dracal-usb-get: command-line data integration tool
- dracal-sensgate-get: command-line tool for wireless access to sensors connected to a SensGate
- RVCP: REST API for wireless access to VCP instruments connected to a SensGate
Multiple integration and code examples, including Python, C, C++, Java, Node.js, C#, Grafana and LabVIEW.
Free data monitoring and calibration software
Be instantly operational with DracalView: Dracal's free data visualization, logging and calibration software
- Works under Windows (Win7/8/10/11 64&32-bit), Mac OS X and Linux
- Simultaneous visualization and logging of an unlimited number of sensors
- Automatic synchronization with Dracal's Wi-Fi gateway
- Easy calibration mechanism open to the end-user
Application examples
- OEM integration into a platform measuring vehicle emissions (AVL)
- Automation of test stations
- Monitoring environmental conditions
in telematics
at the CERN

Probe filters
- First filter material: Polyethylene terephthalate (PET) mesh
- Second filter material: PTFE membrane

Dimensions

CAUTION: Please remember that electromagnetic interference (EMI) may decrease the accuracy of the sensor. Avoid using this device near EMI sources such as motors, high-voltage transformers, and fluorescent tubes.
NOTE: Note that this product is not waterproof and requires protection if contact with water is possible.
TIP: Avoid installing the sensor in a location where strong vibration is likely to occur. Strong vibrations may cause slight inaccuracies in the reading.
TIP: Before using any precision measurement equipment, it is advised to power the unit for at least 15 minutes.
Specifications
What is included
One (1) PTH200 measuring instrument
One (1) USB Cable
Quick installation guide
Data acquisition solution for DAQ system
Temperature (probe)
Operating range
-40°C to 70°C
Extended temperature range
-45°C to 80°C
Accuracy (typical)
±0.2°C (0°C to 70°C)
±0.3°C (-40°C to 0°C)
±0.3°C (-40°C to 70°C)
Resolution (typical)
0.01°C
Repeatability (typical)
0.06°C
Long-term drift
<0.03°C/year
Relative humidity (probe)
Operating range
0 to 100%RH
Accuracy at 25°C (typical)
±2%RH (0 to 100%RH)
Accuracy at 0 to 70°C (typical)
±2.0% from 0 to 100%RH,
Resolution (typical)
0.01 %RH
Long-term drift (-40 to 70°C)
<0.25%RH/year
Atmospheric (barometric) pressure
Operating pressure range
45 to 110 kPa
Accuracy at 25°C
±0.15 kPa
Extended pressure range
1 to 120 kPa
Overpressure
600 kPa
Resolution
0.0065 kPa
Signal Noise filter
1st Order
Internal factory-calibrated coefficients
ADC resolution
24 bits
Altitude resolution
approx. 10 cm
Sensor IC
MS5611
Long-term drift
±0.1 kPa/year
Probe filters
First filter material
Polyethylene terephthalate (PET) mesh
Second filter material
PTFE membrane
Efficiency
>99.99% for particles of 200 nm
Miscellaneous
USB cable length
1 meter (3 ft.)
Operating temperature range (USB cable interface)
0°C to 70°C
Powered through
USB
Compliance
RoHS3 and CE
Note
This product can operate at 100 %RH but is not waterproof. Protect the sensor and CPU against direct exposure to water or snow. Extra housing may be required depending on the application.
It is recommended that the probe be installed pointing down to reduce the risk of water infiltration or build-up in the probe.

