Rotronic HygroLog HL-20D

302.00

The compact data logger for humidity and temperature measurement offers high precision and reliability at a reasonable price. The HL-20 series is easy to use and deployable in a wide range of applications. Thanks to its integrated batteries, the HL-20 works completely independently and offers its users maximum flexibility.

Description

The compact data logger for humidity and temperature measurement offers high precision and reliability at a reasonable price. The HL-20 series is easy to use and deployable in a wide range of applications. Thanks to its integrated batteries, the HL-20 works completely independently and offers its users maximum flexibility.

Applications
Warehouses, factory halls, museums, office buildings, clean rooms, shipping, libraries, test facilities

Features

  • Display
  • Highest accuracy at 0.8 %RH and 0.2 ˚C
  • Outstanding long term stability
  • 20,000 data point memory with date & time stamps
  • Programmable alarm limits
  • Programmable recording intervals
  • Psychrometric calculations of dew and frost point values available
  • FDA 21 CFR Part 11 / GAMP 4 compliant
  • UART interface
  • Long battery life

Additional information

Weight300 g
Dimensions13 × 7.2 × 3.2 cm

Specifications

Dimensions130 x 72 x 32 mm
Operating range-10…60 °C / 0…100 %rh
Accuracy at 23 ±5 °C±0.8 %rh @ 10…60 %rh / ±0.3 K ±1.3 %rh @ 60…100 %rh / ±0.3 K
Measuring range with integrated probe-10…60 °C / 0…100 %rh
Power supply / Power consumption3x AA (1.5 V) alkali battery
Long-term stability
Response time t 633 min. (typically)
Psychrometric calculationsDew or frost point
Measurement interval5 sec. to 1 hour in 5 sec. increments
Memory size20000 data values (%rh/°C, Date, Time)
Status indicator LED5 sec.: Green flash when recording data, red flash for out-of-limit value or logger problem
Communication interfacesMini USB (UART)
Enclosure materialABS
IP protection ratingIP40
FDA/GAMP compatibilityFDA 21 CFR Part 11 and GAMP compatible

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