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FTS140 Duct Type Thermal Air Velocity Transmitter

emperature & Humidity Transmitter for Indoor / Duct type

Using Thermal Mass Air Velocity transmitter principle is a better choice for HVAC engineering

• Thermal mass flow transmitter
• IP Protection：IP54
• Linear adjustment function
• Analog output selection with dip switch
• Offset function with button

FTS140 Thermal air velocity transmitter features mass flow measurement principle, high precision stable electrical bridge, simple structure, stable performance and low flow sensitivity.
It is suitable for use in HVAC air conditioning environment measurement, optimization and adjustment of system performance, and ventilation control.
Duct type, easy to install, widely used in environmental engineering projects, facility and factory maintenance processes.
• Housing and probe material PC fire resistant

Features.

  • Excellent long-term stable ability
  • Cost-effective and accurate measurement
  • Outstanding long-term performance
  • Voltage or current outputs

Technical Properties:

  • Brand / Origin: eYc-Tech / Taiwan
  • Product Type: FTS140
  • Sensor：Thermal mass flow sensor
  • Measuring range：0...20m/s
  • Minimum measuring range：0.2m/s
  • Signal： 4 ... 20 mA / DC 0 ... 10 V
  • Signal connection：3-wire
  • Load resistance ： Current output ： ≦ 500 Ω / Voltage output ： ≧ 10 KΩ
  • Response time ： t90 ≦ 5 s (τ ： 90%)
  • Mounting angle influence：＜3% of the measured value (When the mounting angle is＜10°)
  • Accuracy (+25°C)：±3% FS (Non-linear error, Hysteresis error, Repeatability error)
  • Heat. effect：0.3%/°C
  • Environment and Temperature Air: 0 ... 50 ° C
  • Body Operating Temperature: 0 ... 50 ° C
  • Body Operating Humidity: 95% RH (Non-condensing)
  • Storage Temperature: -20 ... + 60 ° C
  • Power supply：DC 24 V & AC 12 ... 30 V
  • Current consumption ： DC 24 V ： 120 mA / AC 12 V ： 350 mA, AV 24 V ： 180 mA
  • Overvoltage protection：DC：＜40V / AC：＜40V
  • Electrical connections：Terminal
  • Installation： Duct type / Flange type
  • IP class：IP54
  • Electrical protection： ■ Polarity protection ■ Over voltage ■ Short circuit
  • Certificate：CE
  • Material：PC
  • Weight：~150g
  • Calibration Laboratory - (ILAC / TAF) Test report, please contact us for more detailed information.
  • (TAF accreditation：3032 complies with ISO/IEC 17025) TAF has mutual recognition arrangement with ILAC MRA

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