Principle of Operation:
The Amtax sc online ammonia nitrogen analyzer uses the ammonia gas-sensing electrode method for rapid determination of ammonia nitrogen.
Industry Applications:
The Amtax sc online ammonia nitrogen analyzer is suitable for rapid determination of ammonia nitrogen in drinking water, surface water, industrial process water, wastewater treatment processes, and wastewater discharge outlets.
Technical Specifications
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Measuring range (NH4-N) 0.02 to 5.00 mg/L 0.05 to 20 mg/L 1 to 100 mg/L 10 to 1000 mg/L
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Lowest detection limit 0.02 mg/L; 0.05 mg/L; 1 mg/L; 10 mg/L;
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Accuracy Within 0.02~5 mg/L measuring range: at ≤1 mg/L, 3%+0.02 mg/L; at >1 mg/L, 5%+0.02 mg/L;
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Within 0.05~20 mg/L measuring range: 3%±0.05 mg/L;
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Within 1.0~100 mg/L measuring range: 3%±1.0 mg/L;
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Within 10~1000 mg/L measuring range: 4.5%±10 mg/L;
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Repeatability 3%±0.02 mg/L; 2%±0.05 mg/L; 2%±1.0 mg/L; 2%±10 mg/L;
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Response time (T90) Within 0.02~5 mg/L range: 0.02~0.2 mg/L: 15 min; 0.2~5 mg/L: 5 min;
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Within 0.05~20, 1~100, 10~1000 mg/L ranges: <5 min;
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Measuring interval 5~120 min adjustable
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Sample conditions Temperature: 4~40℃, pH: 5~9
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Operating conditions Temperature: -20~45℃ Humidity: relative humidity 95% non-condensing
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Power requirements 230 VAc/50 Hz or 115 VAc/50~60 Hz
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Data transmission sc1000 multi-parameter universal controller with data cable or sc200 universal controller
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Output via Relays, current outputs, and bus interfaces of the sc1000 multi-parameter universal controller or sc200 universal controller
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Enclosure characteristics Complies with ANSI UV resistance requirements, lockable enclosure, protection rating up to IP65
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Enclosure dimensions 540 × 720 × 390 mm
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Cable length 2 meters from enclosure
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Instrument weight 35 kg (including reagents)
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Sample filtration Uses Filterprobe sc (see description below) or FILTRAX, ultrafiltration, etc. to obtain continuous sample (approximately 500~1000 mL/min)
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Power consumption 100 W via analyzer (brief peak power consumption: 1000 VA), 5 or 10 meter heated hose for filter probe
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Sample flow rate Maximum approximately 3 m/s
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Filtrate flow rate At least 4 minutes out of every 5 minutes at approximately 5 mL/min
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Enclosure dimensions 315 × 250 × 120 mm
Instrument Features:
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The Amtax sc online ammonia nitrogen analyzer uses the ammonia gas-sensing electrode method for rapid determination of ammonia nitrogen, with four measuring ranges available and a wide measuring range.
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The Amtax sc online ammonia nitrogen analyzer has a lowest detection limit of 0.02 mg/L and high accuracy.
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Built-in plug-and-play full-function digital controller with good expandability.
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Optional sampling pretreatment system enables integrated sampling, measurement, and data transmission, intelligent and reliable.
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The Amtax sc online ammonia nitrogen analyzer features automatic cleaning, automatic calibration, and automatic diagnostics, minimizing maintenance workload.
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The Amtax sc online ammonia nitrogen analyzer requires no reaction reagents, and the electrode filling solution can be used for at least 3 months, resulting in low operating costs.
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The Amtax sc online ammonia nitrogen analyzer has fast response speed and can adapt to the rapid ammonia nitrogen determination requirements of different types of water samples.
Spare Parts
| Spare Part Order No. | Instrument Model | Chinese Description | English Description |
|---|---|---|---|
| 2955300 | Amtax sc online ammonia nitrogen analyzer | Electrolyte kit | KTO: AMTAX MEMBRANE CAPS & ELECT (LR) |
| LZP365 | Amtax sc online ammonia nitrogen analyzer | Solenoid stirring stick | Solenoid stirring stick (8x3 mm) |
| LZY007 | Amtax sc online ammonia nitrogen analyzer | Plugs (rubber) | Set of plugs (rubber) for sc-analyser |
| LZY069 | Amtax sc online ammonia nitrogen analyzer | Electrode | Special electrode AMTAX sc |
| LZY070 | Amtax sc online ammonia nitrogen analyzer | Electrode | Special electrode AMTAX sc |
| LZY111 | Amtax sc online ammonia nitrogen analyzer | Fittings kit | Set of fittings 3.2 mm |
| LZY134 | Amtax sc online ammonia nitrogen analyzer | Tubing fitting | Fitting for tubing DN 4/6 |
| LZY145 | Amtax sc online ammonia nitrogen analyzer | Enclosure (without door) | Enclosure for sc-analyser |
| LZY149 | Amtax sc online ammonia nitrogen analyzer | Switchable compressor | Compressor switchable 115 V/230 V |
| LZY150 | Amtax sc online ammonia nitrogen analyzer | Locking screw | Locking screw |
| LZY151 | Amtax sc online ammonia nitrogen analyzer | Compressor air tubing | Air tubing for compressor |
| LZY152 | Amtax sc online ammonia nitrogen analyzer | Inlet fan | Fan for incoming air |
| LZY153 | Amtax sc online ammonia nitrogen analyzer | Air recirculation fan | Fan for air recirculation for sc-analyser |
| LZY154 | Amtax sc online ammonia nitrogen analyzer | Filter pads | Set of filter pads (2 pieces) |
| LZY156 | Amtax sc online ammonia nitrogen analyzer | Enclosure heater | Heating for analyser enclosure |
| LZY162 | Amtax sc online ammonia nitrogen analyzer | Analytical section | Analytical section of AMTAX sc |
| LZY165 | Amtax sc online ammonia nitrogen analyzer | Bottom part of overflow vessel | Bottom part of overflow vessel |
| LZY166 | Amtax sc online ammonia nitrogen analyzer | Upper part of overflow vessel | Upper part of overflow vessel |
| LZY167 | Amtax sc online ammonia nitrogen analyzer | Upper part of overflow vessel incl. valve | Upper part of overflow vessel incl. valve |
| LZY168 | Amtax sc online ammonia nitrogen analyzer | 2/2 valve | Valve 2/2 ways |
| LZY169 | Amtax sc online ammonia nitrogen analyzer | Valve block (valves for all ranges) | Valve block for AMTAX sc incl. valves |
| LZY170 | Amtax sc online ammonia nitrogen analyzer | Conversion kit | Conversion kit |
| LZY171 | Amtax sc online ammonia nitrogen analyzer | 3-way valve | Valve 3/2 ways |
| LZY172 | Amtax sc online ammonia nitrogen analyzer | 2-channel switching valve block | Valve block 2-channel switch |
| LZY173 | Amtax sc online ammonia nitrogen analyzer | Valve block (all ranges) | Valve block for AMTAX sc |
| LZY174 | Amtax sc online ammonia nitrogen analyzer | Upper part of valve block | Upper part of valve block |
| LZY175 | Amtax sc online ammonia nitrogen analyzer | Upper part of valve block with valve | Upper part of valve block with valve |
| LZY177 | Amtax sc online ammonia nitrogen analyzer | Piston pump | Piston pump for sc-analyser |
| LZY180 | Amtax sc online ammonia nitrogen analyzer | Piston pump holder | Holder for piston pump |
| LZY181 | Amtax sc online ammonia nitrogen analyzer | Air pump head | Pump head for air pump 10 mL |
| LZY182 | Amtax sc online ammonia nitrogen analyzer | Stirrer motor | Stirrer motor AMTAX sc |
| LZY184 | Amtax sc online ammonia nitrogen analyzer | Measuring cell | Measuring cell AMTAX sc |
| LZY188 | Amtax sc online ammonia nitrogen analyzer | Door lock | Door lock sc-analyser |
| LZY189 | Amtax sc online ammonia nitrogen analyzer | Instrument components (for continuous sampling) | KIT, ACCESSORIES SC ANALYZER |
| LZY190 | Amtax sc online ammonia nitrogen analyzer | Connector kit | Set of connectors for sc-analysers |
| LZY192 | Amtax sc online ammonia nitrogen analyzer | Fittings kit | Set of fittings 1.6 mm |
| LZY193 | Amtax sc online ammonia nitrogen analyzer | Blind plug | Blind plug |
| LZY194 | Amtax sc online ammonia nitrogen analyzer | Tubing (1.6 mm) | Tubing 1.6 mm (2 m) |
| LZY195 | Amtax sc online ammonia nitrogen analyzer | Tubing (3.2 mm) | Tubing 3.2 mm (2 m) |
| LZY196 | Amtax sc online ammonia nitrogen analyzer | Seal kit | Set of seals for AMTAX sc |
| LZY198 | Amtax sc online ammonia nitrogen analyzer | Overflow vessel seal | Sealing for overflow vessel |
| LZY199 | Amtax sc online ammonia nitrogen analyzer | Valve block seal | Sealing for valve block |
| LZY200 | Amtax sc online ammonia nitrogen analyzer | Tool for electrode pair | TOOL FOR ELECTRODE, SPECIAL |
| LZY216 | Amtax sc online ammonia nitrogen analyzer | Screws for fastening and angle bracket | Set of screws for fastening and angle bracket |
| LZY223 | Amtax sc online ammonia nitrogen analyzer | Instrument screws | Set of screws for sc-analyser |
| LZY267 | Amtax sc online ammonia nitrogen analyzer | Valve block 2-channel switch (incl. instrument valves) | Valve block 2-channel switch |
| LZY268 | Amtax sc online ammonia nitrogen analyzer | Upper part of overflow vessel for 1 or 2 channels | Upper part of overflow vessel |
| LZY269 | Amtax sc online ammonia nitrogen analyzer | Overflow vessel for 2-channel | Overflow vessel for 2-channel |
| LZY270 | Amtax sc online ammonia nitrogen analyzer | Cover | Cover |
| LZY285 | Amtax sc online ammonia nitrogen analyzer | Rail mounting (for instrument with controller) | Rail mounting for analyser |
| LZY286 | Amtax sc online ammonia nitrogen analyzer | Stand mounting (for instrument with controller) | Stand mounting for sc-analyser |
| LZY287 | Amtax sc online ammonia nitrogen analyzer | Stand mounting (for instrument without controller) | Stand mounting for sc-analyser |
| LZY316 | Amtax sc online ammonia nitrogen analyzer | Rail mounting (for instrument without controller) | Rail mounting for analyser |
| LZY830 | Amtax sc online ammonia nitrogen analyzer | Reagent pump | VALVE PUMP CONVERSION KIT AMTAX SC,2 PUMPS |
| LZY831 | Amtax sc online ammonia nitrogen analyzer | Reagent pump | VALVE PUMP CONVERSION KIT AMTAX SC, 1 PUMP |
| LZY832 | Amtax sc online ammonia nitrogen analyzer | Reagent pump | VALVE PUMP CONVERSION KIT PSC & ASC |
| YAB044 | Amtax sc online ammonia nitrogen analyzer | Amplifier circuit board | Amplifier card for AMTAX sc |
| YAB089 | Amtax sc online ammonia nitrogen analyzer | Sensor card | Card with temperature sensor |
| YAB099 | Amtax sc online ammonia nitrogen analyzer | Main board | Processor card for sc- |
Related Reagents
| Order No. | Description | Parameter | Analysis Method | Packaging | Measuring Range | Guaranteed Shelf Life (days) |
|---|---|---|---|---|---|---|
| 2894452-CN | Reagent F, for AMTAX analyzer, 2500 mL | - | Ammonia effluent 0.05-20.0 mg/L Ammonia effluent 0.2-5.0 mg/L Ammonia effluent 10-1000 mg/L Ammonia effluent 1-100 mg/L Ammonium effluent 0.05-20.0 mg/L Ammonium effluent 0.2-5.0 mg/L Ammonium effluent 10-1000 mg/L Ammonium effluent 1-100 mg/L |
- | - | 900 |
| 2894154-CN | 1 mg/L, NH4-N standard solution, 2000 mL | Ammonium | Photometric pH indicator expulsion method | - | 0.05-20.0 mg/L | 900 |
| 2894354 | 10 mg/L, NH4-N standard solution, 2000 mL | Ammonium | Photometric pH indicator expulsion method | - | 0.05-20.0 mg/L | 900 |
| 2825854 | 50 mg/L, NH4-N standard solution, 2000 mL | - | Ammonia effluent 0.05-20.0 mg/L Ammonia effluent 0.2-5.0 mg/L Ammonia effluent 10-1000 mg/L Ammonia effluent 1-100 mg/L Ammonium effluent 0.05-20.0 mg/L Ammonium effluent 0.2-5.0 mg/L Ammonium effluent 10-1000 mg/L Ammonium effluent 1-100 mg/L |
- | - | 900 |
| 2825954 | 500 mg/L, NH4-N standard solution, 2000 mL | Ammonium | Photometric pH indicator expulsion method | - | 0.05-20.0 mg/L | 900 |
Ordering Guide
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The standard configuration of the AMTAX sc ammonia nitrogen analyzer includes: AMTAX sc ammonia nitrogen analyzer main unit, filter probe, mounting accessories, operation manual, reagents, etc. The sc1000 or sc200 controller must be ordered separately
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61570-00 AMTAX sc ammonia nitrogen analyzer, 0.05-20 mg/L, 220 V; includes filter probe with 5 m heated hose
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61571-00 AMTAX sc ammonia nitrogen analyzer, 0.05-20 mg/L, 220 V; includes filter probe with 10 m heated hose
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61576-00 AMTAX sc ammonia nitrogen analyzer, 1-100 mg/L, 220 V; includes filter probe with 5 m heated hose
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61577-00 AMTAX sc ammonia nitrogen analyzer, 1-100 mg/L, 220 V; includes filter probe with 10 m heated hose
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61582-00 AMTAX sc ammonia nitrogen analyzer, 10-1000 mg/L, 220 V; includes filter probe with 5 m heated hose
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61583-00 AMTAX sc ammonia nitrogen analyzer, 10-100 mg/L, 220 V; includes filter probe with 10 m heated hose
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AMTAX sc ammonia nitrogen analyzer main unit (controller and filter probe not included)
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61574-00 AMTAX sc ammonia nitrogen analyzer main unit, 0.05-20 mg/L, single-channel continuous sampling, 220 V,
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61580-00 AMTAX sc ammonia nitrogen analyzer main unit, 1-100 mg/L, single-channel continuous sampling, 220 V,
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61586-00 AMTAX sc ammonia nitrogen analyzer main unit, 10-1000 mg/L, single-channel continuous sampling, 220 V,
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For AMTAX sc dual-channel ammonia nitrogen analyzer, please contact Hach company offices in China
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Single Amtax sc (without Filter Probe sc)
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90091-00 Amtax sc ammonia nitrogen analyzer 0.02-5 mg/L, 115-230 Vac; continuous single-channel sampling
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90092-00 Amtax sc ammonia nitrogen analyzer 0.02-5 mg/L, 115-230 Vac; continuous dual-channel sampling
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Amtax sc ammonia nitrogen analyzer (with Filterprobe sc)
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90089-00 Amtax sc ammonia nitrogen analyzer 0.02-5 mg/L, 230 Vac; with 5 m heated filtration probe
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90090-00 Amtax sc ammonia nitrogen analyzer 0.02-5 mg/L, 230 Vac; with 10 m heated filtration probe
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Sample filtration
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LXV429.99.01000 Filterprobe sc, 5 m heated hose, 220V/50Hz
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LXV429.99.02000 Filterprobe sc, 10 m heated hose, 220V/50Hz
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Mounting accessories
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LZY285 Rail mounting kit for AMTAX sc ammonia nitrogen analyzer with sc1000 controller
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LZY316 Rail mounting kit for AMTAX sc ammonia nitrogen analyzer without sc1000 controller
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LZY286 Stand mounting kit for AMTAX sc ammonia nitrogen analyzer with sc1000 controller
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LZY287 Stand mounting kit for AMTAX sc ammonia nitrogen analyzer without sc1000 controller
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LZY714.99.42020 Edge mounting kit for Filterprobe sc
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LZX414.00.60000 Rail mounting kit for Filterprobe sc
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Reagents
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28941-54 1 mg/L NH4-N ammonia nitrogen standard solution, 2000 mL
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28943-54 10 mg/L NH4-N ammonia nitrogen standard solution, 2000 mL
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28258-54 50 mg/L NH4-N ammonia nitrogen standard solution, 2000 mL
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28259-54 500 mg/L NH4-N ammonia nitrogen standard solution, 2000 mL
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28944-52 AMTAX sc reagent, 2500 mL
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61825-00 AMTAX sc electrolyte, 11 mL
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28942-46 AMTAX sc cleaning solution, 250 mL
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2514654 0.5 mg/L NH4-N standard solution, 2000 ML
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2514754 2.5 mg/L NH4-N standard solution, 2000 ML
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2955300 Electrode kit, includes electrolyte and membrane cap (one year supply)
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Replaceable Parts
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LZY069 Ammonia nitrogen electrode for AMTAX sc analyzer
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LZY181 Air pump head for AMTAX sc analyzer
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LZY140 Filter membrane assembly for Filterprobe sc
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LQV155.99.00002 Power box, without power connection cable, for use when Amtax sc is connected to sc200
Source: Hach Water Quality website public information
Case Studies
Municipal Wastewater Treatment · HACH-ONLINE — Application Case
Project Background
The project covers the inlet, biological and outlet stages of a municipal plant. The work centres on HACH-ONLINE and the core task is continuous outfall monitoring with Hach online instruments.
Operating Challenges
The medium and duty are characterised by high solids and corrosive fractions, with large diurnal flow swings, and effluent parameters drift and probes foul with sludge and biofilm. So HACH-ONLINE cannot be specified generically — it calls for configured by monitoring range, reagent replacement interval and conditioning.
Solution
The Ainstru engineering team worked through the online water-analysis line: integrating around each online monitoring point. The configuration involves configured by monitoring range, reagent replacement interval and conditioning, with these requirements in view: stable compliance with Grade 1A discharge limits and online data reporting.
Results
Since start-up the system has run steadily; the practical result is steady reagent and consumable supply, making upkeep predictable.
Food & Beverage · HACH-ONLINE — Application Case
Project Overview
The site is dosing, pasteurising, filling and CIP stages. The customer wanted HACH-ONLINE properly configured on the existing plant, with the aim of continuous outfall monitoring with Hach online instruments.
Technical Challenges
What actually causes trouble is syrups, dairy and beverages that scale easily, under strict hygienic requirements, and frequent cleaning demands instruments that withstand hot CIP/SIP caustic cycles. All of this means the HACH-ONLINE configuration has to involve configured by monitoring range, reagent replacement interval and conditioning.
Configuration
Supply and installation were organised through the online water-analysis line: integrating around each online monitoring point. On site this meant configured by monitoring range, reagent replacement interval and conditioning, checked line by line against: food-safety and hygienic design per 3-A / EHEDG.
Performance
After commissioning the outcome is steady reagent and consumable supply, making upkeep predictable, and the readings are now used for process tuning.
Chemical & Pharmaceutical · HACH-ONLINE — Application Case
Site Conditions
This is a Chemical & Pharmaceutical customer whose plant is at reactors, metering vessels and finished-product tanks. The main task was continuous outfall monitoring with Hach online instruments.
The Problem
The difficulty lies in highly corrosive media with solvents and crystallisation, partly in explosive atmospheres; at the same time corrosion plus Ex protection shortens instrument life and makes downtime costly. Specification therefore means configured by monitoring range, reagent replacement interval and conditioning.
What We Did
We took a online water-analysis line approach — integrating around each online monitoring point. Delivery was built around configured by monitoring range, reagent replacement interval and conditioning, with point-by-point checks on: Ex certification and GMP traceability of records.
Operating Outcome
In service the system performs as intended — steady reagent and consumable supply, making upkeep predictable, with routine maintenance falling noticeably.
Power & Energy · HACH-ONLINE — Application Case
Application Context
boiler feedwater, turbine condensate and FGD/DeNOx systems is a typical Power & Energy duty. The project started from HACH-ONLINE, focusing on continuous outfall monitoring with Hach online instruments.
Process Constraints
drift under high temperature and pressure, with very costly unplanned outages, and high temperature and pressure with both steam and saline water only amplify it. The HACH-ONLINE specification must therefore cover configured by monitoring range, reagent replacement interval and conditioning.
Delivery Approach
Delivery was handled as the online water-analysis line — integrating around each online monitoring point. Execution centred on configured by monitoring range, reagent replacement interval and conditioning, together with compliance with power-industry codes and unit availability targets.
Field Results
Operation shows the benefit clearly — steady reagent and consumable supply, making upkeep predictable, with confidence in this measuring point improving markedly.
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