Vaisala HUMICAP® Humidity and Temperature Probe HMP155

HMP155
 

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    Overview
     

     Overview

    		 
      • Vaisala HUMICAP®180R sensor - superior long-term stability
      • Optional warmed humidity probe and chemical purge
      • USB-connection cable for service use
      • Fits in DTR13 and DTR502/503 radiation shields and also in the Stevenson screen
      • Weather-proof housing IP66
      • Optional fast temperature probe
      • Different output possibilities: voltage, RS-485, resistive Pt100
      • Applications: meteorology, aviation and road weather, instrumentation
      Technical Specifications
       

       Technical Specifications

      		 

       

      Relative humidity measurement

       

      ​
      		 ​Measurement range ​0 ... 100 % RH
      ​
      		 ​Accuracy (incl. non-linearity, hysteresis and repeatability) at ​
      ​
      		 ​     +15 … +25 °C ​
      ​
      		 ​     (+59 … 77 °F) ​
      ​
      		 ​For other temperatures, please see the the brochure ​±1 % RH (0 ... 90 % RH), ± 1.7 % RH (90 ... 100 % RH)
      ​
      		 ​Recommended humidity sensor ​Vaisala HUMICAP® 180R

       

      Temperature measurement

       

      ​
      		 ​Measurement range ​-80 ... +60 °C (-112 ... +140 °F)
      ​
      		 ​Accuracy at +20 °C ​
      ​
      		 ​     voltage ​±0.17 °C
      ​
      		 ​     RS485 ​±0.12 °C
      ​
      		 ​     passive resistive output ​according to IEC751 1/3 Class B
      ​
      		 ​Temperature sensor ​Pt100 RTD
      ​
      		 ​Optional additional T probe ​
      ​
      		 ​Other variables
      dewpoint/frost point temperature
      wet bulb temperature, mixing ratio

       

      Operating environment

       

      ​
      		 ​Temperature ​
      ​
      		 ​   operation ​-80 ... +60 °C (-112 ... +140 °F)
      ​
      		 ​    storage ​-80 ... +60 °C (-112 ... +140 °F)

       

      Inputs and outputs

       

      ​
      		 Operating voltage ​7 ... 28 VDC
      ​
      		 ​Outputs ​
      ​
      		 ​    voltage output ​0 ... 1V, 0 … 5 V, 0 … 10 V
      ​
      		 ​     resistive Pt100 (4-wire
           connection)      		 ​
      ​
      		 ​    RS485 ​

       

      Mechanics

      Connection cables
      Material (housing)
      Housing classification

      3.5, 10, and 30 m
      PC
      IP66

       

      For complete specifications, please see the brochure or user guide in "Documents".

       
      Related Services
      • Service Center Calibration 
        • Regular calibration ensures that your Vaisala equipment continues to provide accurate, high-quality data. We offer traceable, standards-compliant calibration services for almost all Vaisala products and partner with world-class couriers for rapid, trouble-free return of your equipment.
      • Repair Services 
        • Vaisala repair services include fault tracing and repair or replacement of failed components, as well as final testing to ensure your equipment is functioning properly. Repairs can be carried out on site or at one of our service centers.
      • Spare Parts 
        • Get rapid access to the spare parts you need to maximize the uptime of your equipment and ensure reliable and accurate operation. In addition to standard spare part delivery, we also offer an express service where parts are shipped within one business day.
      • Warranty 
        • All Vaisala products and services are covered by a 12-month warranty as standard, with selected products covered for up to 24 months. During this period you benefit from free repair or replacement of faulty equipment. With Vaisala’s extended warranty, you get free repair or replacement for five years.
      Documents