Alat laboratorium lingkungan
The HD31 is a portable multifunctional instrument and datalogger with a large (43 x 58 mm) colour graphic LCD display.
It has three independent inputs. Both single and combined SICRAM probes can be connected to each input to measure a variety of physical quantities:
- Temperature
- Relative humidity
- Atmospheric and differential pressure
- Air speed
- Illuminance (lux) and Irradiance
- Carbon dioxide (CO2) – Air Quality
- Direct voltage (VP473 module) and current (IP472 module)
Sampling speed one per second each channel. Storage capacity 32,000 samples per channel.
