Rotronic HL-20D-SET1 DATA LOGGER FOR HUMIDITY, TEMPERATURE

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

• Highest accuracy at 0.8 %RH and 0.3 ˚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

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 CONSUMPTION: 3x AA (1.5 V) alkali battery

LONG-TERM STABILITY: <1 %rh / year

RESPONSE TIME T 63: 3 min. (typically)

PSYCHROMETRIC CALCULATIONS: Dew or frost point

MEASUREMENT INTERVAL: 5 sec. to 1 hour in 5 sec. increments

MEMORY SIZE: 20000 data values (%rh/°C, Date, Time)

STATUS INDICATOR LED: 5 sec.: Green flash when recording data, red flash for out-of-limit value or logger problem

COMMUNICATION INTERFACES: Mini USB (UART)

ENCLOSURE MATERIAL: ABS

IP PROTECTION RATING: IP40

FDA/GAMP COMPATIBILITY: FDA 21 CFR Part 11 and GAMP compatible

DIMENSIONS: 130 x 72 x 32 mm

Catalog