Delta Ohm Viet Nam, GHM Group Viet Nam, đại lý Delta Ohm tại Việt Nam, Instrument by parameter Delta Ohm Viet Nam,

Indoor air quality datalogger HD 21AB17

• Temperature, RH, Barometer, CO, CO2
• 0 … 5000ppm CO2 range
• 67600 data recordings
• ASHRAE62.1-2004

3 channel multifuntion logger HD 31

• 3 independent input channels
• SD card for long duration
• datalogger
• Pt100-1000,TC,RH,AirSpeed,Light

Temperature sensor 

• PL_007
• PL_011
• PL_017
• PL_019
• PL_004
• PL_006

Humidity transmitter HD48S17T

• Double analog output
• extended range -40…+150°C
• 0…100%RH
• RS485 output MODBUS- RTU

Luminance probe LP 471 LUM 2

• measure of LUMINANCE
• standard photopic curve V(λ)
• range 2…2000·10³ cd/m²
• Reference Standards ISO11142

Photoradiometer datalogger HD 2402

• European Directive 2006/25/ EC
• datalogger
• Six sensor included
• Automatical spectral weighing

Rain detector HD2013.2

• capacity principle
• three different output
• integrated heater
• 0…1V or 1500 … 6000Hz

Bucket rain gauge HD 2013

• 400cm² collector area
• pulse, analog or digital output
• 0.1 or 0.2 or 0.5 resolution
• removable filter for cleaning

Integrator sound level meter HD 2110L

• Class 1 sound level meter
• third octave band
• FFT real time spectral analysis
• Reverberation time

Acoustic calibrator HD 2020

• 94.0 - 114.0 dB
• 1000 Hz
• 1/2" microphone
• Distorsion <1%

Bench top turbidimeter HD 25.2

• 0…1000 NTU/0…1000 FTU
• EPA180.1,ISO-NEPH(ISO7027),EBC,ASBC
• 999 sample datalogger