Fischer – Temperature and Humidity Sensor FT90
Description
Fischer – Temperature and Humidity Sensor FT90
The FT90 is suitable for the measurement of humidity and temperature in neutral gaseous media. Optionally, the device can be used to measure the pressure, negative pressure, or differential pressure of neutral gaseous media.
Main features:
• Robust and maintenance-free
• Simple configuration
• Humidity and temperature measurement
– 0 to 100 %rH
Measurement error of up to 3 %rH
– -40 to +100 °C
Measurement error of up to 0.4°C
• Optional differential pressure measurement
– 25 Pa to 25 kPa
– 1 mbar to 250 mbar
– Measurement error of up to 0.5%
• Turn down ratio of 4:1
• 4 configurable switch outputs
• Optional analog output signal for each channel
– Up to 3 analog outputs
– 0/4 to 20 mA, 0/2 to 10 V, or 1 to 5 V
– Characteristic curve conversion and adjustment to process
• Multi-line LC display
– Fully graphic with colour backlighting for the visualisation of the operating modes
– Multilingual plain text menu
• Digital interfaces
– USB OTG
– RS485 Modbus RTU