Datalink Instruments (DTLI)
The reliable and sustainable solution for continuous water analysis without intervention
Analyzers designed to guarantee accurate measurement in the long run with a limited need for maintenance. Datalink Instruments has been committed for 30 years to developing and providing its customers with the solutions they need.
Technical expertise and mastery
By being as close as possible to their customers, they guarantee the suitability of their analyzers for the specific needs of each installation.
Sustainability and sustainability of maintenance
All DTLI devices are designed to be robust, withstand the harsh conditions of installations for years and be repairable.
A taste for technical challenge
Thanks to their technical expertise, their research and development capacity as well as their curiosity, they are able to develop tailor-made analyzers for specific needs.
Rugged equipment
A robust conception suited for use in professionnal environment:
- Solid cases
- Resistant opening system
- Display screen and mechanical keyboard can be used with gloves or with wet hands and are resistant to water splashes
Graphical display
- Access of the measurement history as digital or graphical display.
- Choose the display time range (hour / day / week / month / year)
- Follow on-going measurement cycle.
Simple and convenient
Adapted sampling system
Depending on the site configuration, choose a suitable sampling mode:
- Solenoid valve (pressurized water inlet)
- Peristaltic pump
Mains power supply / 12V battery
- Mains connection for a fixed installation
The internal battery makes the system resilient to power outages. - Operation on 12V battery for use on an isolated site (autonomy: approximately 100 measurements).
Datalogger
- Recording of measurements with date and time on a static memory.
- Capacity of 10,000 measurements.
- RS232 port for serial communication
- Data transfer to PC via an RS232-USB converter, in a format compatible with spreadsheet software (Excel, LibreCalc, etc.)
UV 254 analyzer CT200
Online UV 254 analyzer based on UV absorbance measurement (SAC 254) to determine the concentration of dissolved organic matter (COD, TOC, etc.) in 20 seconds, with no reagent.
Online UV 254 measurement
Measuring ranges:
- 0-200 Abs / m (river, drinking water)
- 0-1000 Abs / m (effluents, purification)
SAC254 measurement according to AFNOR NF T90-210 November 2018 and DIN 38404-C3 standards
Definition of correlation curves for the measurement of COD, TOC and BOD on your application.
Quick results : SAC COD / BOD / TOC measurement in 20 seconds without reagent
Long-term reliability of the measurement
- UV SAC254 measurement technology.
- Automated cleaning system and zero adjustment.
Functional on dirty water
- Large-section hoses limit the risk of clogging.
- Optical turbidity compensation.
Online nitrate analyzer NT200
UV nitrate measurement in 20 seconds for effective nitrate monitoring on any type of water.
DTLI’s NT200 nitrate analyzer enables nitrate measurement as NO3– or NOx.
Online nitrate monitoring
Measuring ranges:
- 0 - 250 mg/L NO3 (0 - 50 mg/L N-NO3)
- 0 - 1000 mg/L NO3 (0 - 200 mg/L N-NO3)
Quick results
Nitrate measurement in 20 seconds with no reagent needed.
Long-term reliability of the measurement
- UV nitrate measurement technology.
- Automated cleaning system and zero adjustment.
Functional measurement of dirty water
- Large section hoses : limited risk of clogging.
- Optical turbidity compensation.
Oil in water analyzer FL200-H
Online oil in water analyzer using UV fluorescence method for measuring and monitoring PAHs, Hydrocarbons, BTEX, phenol, oils, fuels in water.
Oil in water dectection and measurement
Measuring ranges (gasoil equivalent in water):
- 0 – 20 pp
- 0 -200 ppm
- 0 – 500 ppm
Quick results
Measurement in 20 seconds, with no reagent needed
Long-term reliability of the measurement
- UV Fluorescence measurement technology
- Automatic cleaning and zero correction systems.
Functional for detecting very low concentrations
A high sensitivity photomultiplier enables the detection of very low concentrations of the order of μg/L
Phosphate analyzer – PCA200-PO4
Online phosphate analyzer. Colorimetric measurement of phosphate in 5 minutes on any type of water, without filtration.
Online phosphate measurement
Measuring ranges (gasoil equivalent in water):
- 0.02 – 1 mg / L (river, drinking water)
- 0.2 – 10 mg / L (industrial effluents, purification)
Colorimetric method for detecting very low concentrations
Quick results : Measurement in 5 minutes
Reliable long-term measurement
- Automated cleaning system and zero adjustment.
- Automatic calibration from a standard.
Functional measurement of dirty water
The technology at several wavelengths allows the measurement of the dirty water without filtration. Large section hoses limit risk of clogging.
Ammonium analyzer AM200
Direct ammonium measurement based on UV spectroscopy.
Measurement of ammonium in water and waste water in 3 minutes without filtration.
Online ammonium monitoring
Measuring ranges:
- 0.15 – 20 mg/L NH4+
- 0.5 – 1000 mg/L NH4+
- other ranges on request
Quick results : measurement in less thant 3 minutes
Insensitive to turbidity and water coloration
Exclusive measurement method on gas phase :
- Reaction of ammonium ions to an injection of caustic soda
- Extraction by Fourier transform of absorption spectrum of ammonia gas NH3 released
Reliable measurement in the long run
Automatic cleaning system and zero adjustment system ensure long term measurement reliability.
Functional measurement of dirty water
Compact size
SAC254 analyzer – Odysséo in situ probe
UV 254 absorbance measurement enables the measurement of dissolved organic matter.
With this in situ SAC 254 analyzer, COD, BOD and TOC can be evaluated in less than a minute on any type of water, without filtration.
In situ SAC254 analyzer
Measuring ranges:
- 0-200 Abs/m (river, drinking water)
- 0-500 Abs/m
- 0-1000 Abs/m (effluents, purification)
SAC254 measurement according to AFNOR NF T90-210 November 2018 and DIN 38404-C3 standards
Definition of correlation curves for the measurement of COD, TOC and BOD on your application.
Quick results : SAC COD / BOD / TOC measurement in 20 seconds without reagent
Reliable long-term measurement
- UV SAC254 measurement technology.
- Automated cleaning system and zero adjustment.
No need for filtration
Optic turbidity compensation
Water monitoring – Physéo datalogger and transmitter
Compact transmitter for online measurement of physico-chemical parameters in water : pH, temperature, dissolved oxygen, conductivity, water level, etc.
Up to 4 parameters simultaneously
Digital or analog sensors.
pH, temperature, dissolved oxygen, conductivity, water level, etc.
Simple adjustment and use
An integrated computer provides supervision of the measurement functions, which makes the various adjustment operations very simple.
Measurement results in the unit of your choice
for example in ppm DO2 or % sat DO2 for dissolved oxygen.
Automatic probe cleaning
For each probe, an automatic cleaning cycle can be defined. This cycle consists of the controlled activation of a control relay of an external cleaning system.
Online turbidity meter Turbiggo
Rugged online turbidity analyzer.
Continuous measurement of Turbidity and Total suspended solids (T.S.S)
Reliable online turbidity measurement for any type of application
Measuring range: from 0.01 to 1000 FNU, adjustable depending on whether you want better precision at the low end or high end.
Continuous measurement through a flow cell, in accordance with standard NF-EN-ISO 7027
Reliable measurement without interference related to water color, thanks to the use of an infrared source
Measuring sensitivity suitable for drinking water applications
A wide measurement range which allows measurement of charged water
Surface water and wastewater up to 1000 FNU.
Chromium analyzer CR200
Hexavalent chromium monitoring based on UV absorbance measurement with DTLI’s online chromium analyzer
Hexavalent chromium monitoring
Measuring ranges:
- 0 – 50 mg / l Cr6 +
- 0 – 600 mg / l Cr6 +
- Other ranges on request
Quick results
Chromium measurement in 20 seconds with no reagent needed.
Long-term reliability of the measurement
- UV chromium measurement technology.
- Automated cleaning system and zero adjustment.
Functional measurement of dirty water
- Large section hoses : limited risk of clogging.
- Optical turbidity compensation.
Fluoride analyzer – PHYSEO-ISE
Online fluoride measurement in 5 minutes with an ion-selective electrode.
Online measurement of fluoride ions
Measuring ranges: 0 – 1000 ppm
Detection limit: 0.2 ppm
Quick results
Measurement in 5 to 10 minutes.
Reliable long-term measurement
- Automated cleaning system and zero adjustment.
- Automatic calibration from a standard.
Functional measurement of dirty water
- Large section hoses : limited risk of clogging.
- Optical turbidity compensation.
Washwater monitoring System for marine scrubbers – EGCS-WMS
Continuous monitoring and data recording for PAHs, pH and turbidity, in accordance with IMO’s RESOLUTION MEPC.259(68)
All-in-one washwater monitor
Monitor scrubber washwater according to 2015 GUIDELINES FOR EXHAUST GAS CLEANING SYSTEMS – IMO’s RESOLUTIONMEPC.259(68)
PAH measurment module
Measurement of Polycyclic Aromatic Hydrocarbons (PAH) using UV fluorescence
Turbidity and pH/T° measurement module
pH and Turbidity sensors connected to Physeo transmitter
Graphical Display
For a real-time human monitoring
Simple data transmission
- 4-20 mA analog output
- RS232 connection for results quick download.
- RS485 connection for long distance transfer
Sulfide analyzer SU200
Continuous monitoring and data recording for PAHs, pH and turbidity, in accordance with IMO’s RESOLUTION MEPC.259(68)
Online sulfide monitoring
Measurement range :
- 0.5 – 200 mg/LS2−
- other ranges on request
Quick results : measurement in less thant 3 minutes
Insensitive to turbidity and water colouration
Exclusive measurement method on gas phase :
- Reaction of Sulfide ions to an injection of acid (H2SO4 or HCl)
- Extraction by Fourier transform of absorption spectrum of sulfur dioxyde SO2 released.
Reliable measurement in the long run
Automatic cleaning system and zero adjustment system ensure long term measurement reliability.
Compact size
Nickel analyzer – PCA200-Ni
Online nickel analyzer. Colorimetric measurement of nickel in 5 minutes on any type of water, without filtration.
Online nickel measurement
Measuring range:
- 0 – 3 mg / L
Colorimetric method for detecting very low concentrations
Quick results : Measurement in 5 minutes
Reliable long-term measurement
- Automated cleaning system and zero adjustment.
- Automatic calibration from a standard.
Functional measurement of dirty water
The technology at several wavelengths allows the measurement of the dirty water without filtration. Large section hoses limit risk of clogging.
Silica analyzer – PCA200-SiO2
Online silica analyzer. Colorimetric measurement of silica in 5 minutes on any type of water, without filtration.
Online silica measurement
Measuring range:
- 0 – 1 mg / L
Colorimetric method for detecting very low concentrations
Quick results : Measurement in 5 minutes
Reliable long-term measurement
- Automated cleaning system and zero adjustment.
- Automatic calibration from a standard.
Functional measurement of dirty water
The technology at several wavelengths allows the measurement of the dirty water without filtration. Large section hoses limit risk of clogging.
Nitrite analyzer – PCA200-NO2
Online nitrite analyzer. Colorimetric measurement of nitrite in 5 minutes on any type of water, without filtration.
Online nitrite measurement
Measuring range:
- 0 – 200 µg / L
Colorimetric method for detecting very low concentrations
Quick results : Measurement in 5 minutes
Reliable long-term measurement
- Automated cleaning system and zero adjustment.
- Automatic calibration from a standard.
Functional measurement of dirty water
The technology at several wavelengths allows the measurement of the dirty water without filtration. Large section hoses limit risk of clogging.
