AVT410-Ex – Air Velocity Transmitter

Model : AVT410-Ex
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Description

EXPLOSION PROOF THERMAL AIR VELOCITY TRANSMITTER

Special Features:
  • Based on Thermal Measurement Principles
  • Sensitive Hot Film Sensor
  • Strong Pollution Tolerance
  • Low Airflow Angle Dependance
  • Wide Temperature Range with Temperature Compensation
  • Over Voltage and Reverse Polarity Protection
  • Multiple Outputs Available
  • Field Jumper Selection for Velocity Ranges
  • Fast Response Time
Applications:

Explosion proof Air Velocity Transmitters Are Used For Various Applications To Detect,
Adjust And Control Air Velocity In Ventilation Measurement And Control Systems To
Satisfy The Relevant Ventilation Requirements And Effectively Reduce The Energy
Consumption.

 

 

Additional information

Sensor

: Thermal Hot Film Sensor

Range

: 0 – 5 / 10 / 15 / 20 m/s

Output

: 4~20mA (3 wires),0~10VDC(3 wires),RS485 / Modbus

Power Supply

: 18 – 30VAC / VDC

Accuracy

: ±0.2m/s + 3% Measurement Value @ 20°C, 45%RH

Sensitivity

: 0.001 m/s

Response time

: 2s

Angle Dependance

: <3% Measuring Value @, Δα, < 20°

Temp. Sensor

: High Accuracy Thermistor

Operating Temp.

: -20 to 85°C

Temp. Accuracy

: ±0.5°C

Temp. Sensitivity

: <0.1% / °K

Temp. Range

: 0 to 50°C (Corresponding to 4 – 20mA / 0 – 10V Output)

Relay Output

: 1 SPDT, 1A @ 30VDC, 0.5A @ 125VAC (Optional)

Housing

: Explosion Proof Enclosure, Class IIA / IIB, SS probe

Protection

: IP65, NEMA 4X

Output Load

: ≤600Ω (4 – 20mA), ≥2KΩ (0 – 10VDC)