Duct & fan airflow measurement

Air Velocity & Air Flow Transmitters

Produal transmitters — supplied across India by Parshvi Technology

Continuous air speed, volume flow and duct temperature to your BMS or PLC — for ducts, air handling units and centrifugal fans.

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Get price & datasheet

  • Distributor & channel partner
  • 17 global brands
  • Since 2011
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  • 0–2, 0–10 and 0–20 m/s ranges
  • 0–10 V / 4–20 mA, Modbus option
  • Fan volume flow, velocity and pressure from one unit
  • Display, relay and Bluetooth options

Products

Produal airflow range

Pick a model to get its price and datasheet — or tell us your duct or fan and we'll recommend one.

Produal AVT Air Velocity Transmitter

Produal AVT Air Velocity Transmitter

Direct duct air velocity and temperature

  • 0–2 / 0–10 / 0–20 m/s
  • Velocity + temperature outputs
  • 0–10 V / 4–20 mA
  • Display, relay, Modbus options
Produal DPT-Flow Air Flow Transmitter

Produal DPT-Flow Air Flow Transmitter

Air flow on centrifugal fans and ducts via differential pressure

  • 0–1000 up to 0–7000 Pa
  • Flow, velocity & pressure
  • ±1 % ±2 Pa below 125 Pa
  • Auto-zero (-AZ) option

Brands we represent

Our Brands & Partners

Genuine products from 17 global manufacturers, supported in India by Parshvi Technology.

Auburn logo

Auburn

Beck logo

Beck

Calex logo

Calex

Chemitec logo

Chemitec

Econox logo

Econox

Exner logo

Exner

Filsa logo

Filsa

HAUBER-Elektronik logo

HAUBER-Elektronik

Halstrup-Walcher logo

Halstrup-Walcher

Höntzsch logo

Höntzsch

KxS logo

KxS

Kuntze logo

Kuntze

Pixsys logo

Pixsys

Produal logo

Produal

Seli logo

Seli

Shinko logo

Shinko

Trumen logo

Trumen

Selection guide

How to choose the right model

Direct duct velocity & temperature

→ Produal AVT

0–2, 0–10 or 0–20 m/s; -D, -R, -MOD, -BT options

Fan volume flow & pressure

→ Produal DPT-Flow

Connects to the fan's pressure points; 0–1000 to 0–7000 Pa

Long-term low-pressure accuracy

→ DPT-Flow -AZ

Automatic zeroing keeps low readings accurate

Round or rectangular ducts

→ AVT probe 112 / 212 / 412 mm

Adjustable duct flange

Why Parshvi

Process Measurement & Automation Since 2011

2011

Since 2011

17

Global brands

India & Asia

Serving India & Asia

Fast

Quote turnaround

Expert

Application engineering

Full

Warranty & official documentation support

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Other products we supply

View all products

Need something else? We supply 17 global brands — ask our engineer.

FAQ

Air velocity transmitter FAQs

Not sure which model fits?

Tell us your duct or fan and air speed — we'll recommend the right transmitter.