Ambient & Comfort Instruments

Designed for continuous indoor environmental monitoring, our sensors and transmitters deliver accurate and reliable measurements of air quality, temperature, humidity, pressure, air velocity, and light. Built on proven measurement technologies and backed by long-standing market experience, they provide high performance and dependable results over time. Integration into existing processes and systems is simple and straightforward, thanks to support for the most widely used standard communication protocols in building automation and monitoring. A reliable solution for maintaining safe, comfortable, and compliant indoor environments.
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Air Quality Instruments
Air Speed Instruments
Ambient Light Instruments
Temperature, Humidity & Pressure Instruments

Product Overview (31)

Particle matter transmitter for cleanroom monitoring PMsenseCR

Particle counter transmitter for cleanroom monitoring, counting particles > 0.3 µm, > 0.5 µm, > 1 µm, > 2.5 µm and > 5 µm with laser scattering and RS485 Modbus-RTU.

Spectroradiometer data logger for visible and UV light HD30.1

Spectroradiometer data logger for visible and UV light analysis, covering 380 nm - 780 nm with HD30.S1 and 220 nm - 400 nm with HD30.S2, with 4.3'' touchscreen, internal storage and export-ready data.

Pressure converter for low differential pressure and gas flow UNICON-P

Pressure converter for low pressure and differential pressure in dry, non aggressive gases, with programmable measuring range, LCD display and 4..20 mA output.

Radiometric probe for VIS-NIR irradiance measurement LPRAD01

Radiometric probe for VIS-NIR irradiance measurement from 0…200 mW/cm2 across ≈400 nm…≈1050 nm, with mV output, individual calibration and 5 m cable for indoor monitoring.

Radiometric probe for UVA irradiance measurement LPUVA01

Radiometric probe for UVA irradiance measurement from 0…200 mW/cm², with peak response around 365 nm, mV output, individual calibration and 5 m cable for indoor monitoring.

Radiometric probe for UVB irradiance measurement LPUVB01

Radiometric probe for UVB irradiance measurement from 0…200 mW/cm2, with peak response around 305 nm, mV output, individual calibration and 5 m cable for indoor monitoring.

Radiometric probe for UVC irradiance measurement LPUVC01

Radiometric probe for UVC irradiance measurement from 0…200 mW/cm², with peak response at 260 nm, mV output, individual calibration and 5 m cable for indoor monitoring.

Air speed transmitter for clean air monitoring HD103T.0

Air speed transmitter for clean air monitoring, measuring 0.1…5 m/s and -10…+80 °C with omnidirectional hotwire probe and configurable analog outputs.

Air speed transmitter for HVAC and duct monitoring HD29

Air speed transmitter for HVAC and duct monitoring, measuring 0.05…20 m/s plus optional -10…+60 °C temperature and 0…100% RH, with 4…20 mA, 0…10 V or RS485 output.

Hotwire air speed transmitters for ventilation ducts HD403TS / HD4V3TS

Hotwire air speed transmitters for ventilation ducts, measuring 0.1…5.00 m/s or 0.20…40.0 m/s with directional or omnidirectional probes and 4…20 mA or 0…10 Vdc output.

Photo-radiometer for artificial optical radiation assessment HD2402

Photo-radiometer for artificial optical radiation measurement across lux, UV, UVA, blue and IR bands. It records 96,000 data at 1 s intervals and connects via USB for DeltaLog13 configuration.

Spectroradiometer probes for visible and UV analysis HD30.S1 / HD30.S2

Spectroradiometer probes for visible and UV analysis with 380 nm - 780 nm or 220 nm - 400 nm spectral ranges, CCD linear sensor, internal calibration data and opaline quartz diffuser.

Transmitters for illuminance and irradiance monitoring HD2021T

Transmitters for illuminance and irradiance monitoring convert Lux and W/m2 values in V(λ), 400…1050 nm, UVA, UVB and UVC ranges into 0…10 Vdc, with IP66 protection and calibrated full-scale output.

Pressure transmitter for relative and differential pressure HD402

Pressure transmitter for relative and differential pressure in air and dry gases, with ranges from ±50 Pa to ±200 kPa, piezoresistive sensor, optional LCD, analog, Modbus-RTU or relay outputs, and IP65 housing.

Low pressure transmitter for HVAC and airflow control HD404

Low pressure transmitter for relative or differential pressure in HVAC and airflow control, covering 50…1000 Pa or RS485 ranges up to 100 mbar, with 0…10 V, 4…20 mA or Modbus-RTU output.

Pressure transmitters for relative or differential air monitoring HD408T / HD4V8T

Pressure transmitters for relative or differential air monitoring, covering 10, 20, 50 and 200 mbar ranges with 4...20 mA or 0...10 Vdc, 0...5 Vdc and 1...5 Vdc outputs.

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