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Rotronic HP32-Paper Set - Sword Hygrometer Kit

Rotronic HP32-Paper Set - Sword Hygrometer Kit


  • Relative humidity, temperature and psychrometric calculations
  • Graphical display for graphs and up to 4 values
  • Freely settable visual and audible alarms on every value
  • 64,000 data points memory with programmable logging interval
  • Long-life rechargeable battery (up to 48 hours at a logging interval of 30 seconds)


  • Field inspection and spot checks in HVAC
  • Building management systems
  • Agriculture and food industry
  • Pharmaceutical industry


Compatible with

  • All HC2 and HC2A probes
  • HW4 software > V3.9


A hand-held probe for measuring the humidity of a stack or roll

Sword probes 280 mm or 420 mm

Paper, printing and textile industries with handheld instruments and data loggers


  • Accuracy: ±0.8 %RH, ±0.1 K, at 10...30 °C
  • Range of application: -40…85 °C / 0…100 %RH
  • Digital interface (UART) and scalable analog outputs, 0…1 V
  • Standard output scaling: 0…1 V = -40…60 °C / 0…100 %RH
  • Adjusted at 23 °C and 10, 35, 80 %RH


Calibration devices for all sword probes, Aluminium, anodised.

Package content

  • HygroPalm HP32 (without probe)
  • Soft case
  • Micro-USB cable (computer connection and battery charging)
  • HW4 LITE license key (max. 3 instruments connected)
  • HC2-HS28
  • EGS
  • EA50-SCS
General Specifications
Device type Handheld device (%RH / °C)
Compatible probes All HC2A and HC2 probes
Application range -10...60 °C | 0...100 %RH (non-cond.)
Storage range -10...45 °C | 10...90 %RH
Probe application range Depends on the probe
Accuracy Depends on the probe
Functions Spot measurements
Programmable logging interval
Logging interval 1 s...24 h
Memory capacity 8 x 8000 data points
Psychrometric calculations Dew / Frost point (Dp / Fp)
Wet bulb temperature (Tw)
Enthalpy (H)
Vapor concentration (Dv)
Specific humidity (Q)
Mixing ratio by weight (R)
Vapor pressure (E)
Saturation vapor pressure (Ew)
Saturation vapor density (SVD)
Calculation method WMO Standard
Display refresh rate 1 s (typical)
Integrated battery Lithium polymer, 3.7 V, 1000 mAh
48 h – Logging every 30 s, screen off
10 h – Screen always on
PC interface Micro-USB port, HW4 compatible > V3.9
Housing / Mechanics
Enclosure material ABS, TPR
IP protection class IP65
Dimensions 160 x 63 x 30 mm
Weight 185 g
  • Model: EQP-ROTHP32K


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