Water clarity & process turbidity

Turbidity Sensors (0 to 4000 NTU)

Chemitec & Exner turbidity sensors — supplied across India by Parshvi Technology

Confirm filtration and water clarity in NTU, or track concentration and phase changes in food & beverage lines — from 0–10 NTU up to 4000 NTU.

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  • Distributor & channel partner
  • 17 global brands
  • Since 2011
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  • From 0–10 NTU up to 4000 NTU
  • 0.01 NTU resolution for drinking water
  • Hygienic CIP/SIP sensors for food & beverage
  • Reads in NTU, EBC, FAU or %

Products

Turbidity sensor range

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

Chemitec S461-LT

Chemitec S461-LT

Low turbidity sensor up to 100 NTU

  • 0–10 / 0–100 NTU
  • 0.01 NTU resolution
  • ±1 % (0–10 NTU range)
  • 90° scattered light
Chemitec S461-TN

Chemitec S461-TN

High turbidity sensor up to 4000 NTU

  • 0–1000 / 0–4000 NTU
  • ±2 % (0–1000 NTU range)
  • PVC & AISI 316 body
  • 90° scattered light
Exner Ultra Low Turbidity Sensor

Exner Ultra Low Turbidity Sensor

0–10 NTU sensor for drinking water

  • 0–10 NTU
  • 0.01 NTU resolution
  • ISO 7027 nephelometric
  • No user calibration needed
Exner EXplore 131

Exner EXplore 131

Compact turbidity sensor

  • 0–100 %, ±1 %
  • Sapphire window, CIP/SIP
  • -10…90 °C, max 10 bar
  • G1/2″ thread, M12
Exner EXplore 171

Exner EXplore 171

Compact turbidity sensor

  • 0–100 %, ±1 %
  • Sapphire window, CIP/SIP
  • -10…90 °C, max 10 bar
  • M12 connection
Exner EXspect 231

Exner EXspect 231

NIR absorption sensor in compact design

  • Up to 0–6 AU
  • 4–20 mA, 2 alarm limits
  • Touch display
  • Sapphire windows
Exner EXspect 271

Exner EXspect 271

NIR backscattering sensor in compact design

  • 0–100 %
  • 4–20 mA, 2 alarm limits
  • Sapphire lens
  • Dairy, process & wastewater
Exner EXspect 291

Exner EXspect 291

NIR 90° scattered-light sensor, 0–200 NTU / 0–50 EBC

  • 0–200 NTU / 0–50 EBC
  • ≤ ±1 NTU
  • Max 16 bar, IP69
  • Varivent connection

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 turbidity sensor

Drinking water / filtration

→ S461-LT · Ultra Low (0–10 NTU)

0.01 NTU resolution to confirm clarity targets

High turbidity

→ S461-TN

Up to 4000 NTU for heavily loaded water

High-turbidity or opaque streams

→ EXspect 271 (backscatter)

Works where 90° scattered light would saturate

Concentration in food & beverage

→ EXspect 231 (absorption)

Tracks concentration in brewing, juice and dairy

Process reports in EBC

→ EXspect 291

0–200 NTU or 0–50 EBC

Limited space

→ EXplore 131 · 171

Compact stainless steel, same 90° principle

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

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

FAQ

Turbidity sensor FAQs

Not sure which model fits?

Tell us your liquid and expected NTU — we'll recommend the right sensor.