JT33 TDLAS gas analyzer, reliable H2S measurement for higher product quality, better process control and better asset integrity
Benefits
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Continuous, real-time TDLAS measurement using a proven metrological method, compliant with measurement specifications
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Rugged, patented differential technology that tolerates contaminants and gas flow variations in demanding applications
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Automatic verification function to confirm the health of the field analyzer
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Automatic storage of historical data, spectral records, diagnostic information and validation reports for custody transfer applications
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NIST-traceable factory calibration with excellent accuracy and repeatability
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Field-serviceable components and modules for minimum downtime and maximum maintenance flexibility
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User-friendly interface, intuitive operating menus and built-in web server software
Applications
The JT33 gas analyzer performs continuous, real-time H2S measurement with low maintenance requirements. It enables plant operators and owners to meet gas quality standards, improve process control and ensure asset integrity. The JT33 uses proven differential technology that tolerates gas flow variations while meeting measurement performance specifications. It also features an automatic verification function and advanced diagnostics supported by “Heartbeat Technology” for validation reports.
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Natural gas, biomethane and carbon dioxide pipelines: prevent corrosion, minimize the risk of unexpected events and ensure asset integrity
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Natural gas plants and LNG liquefaction plants: optimize natural gas desulfurization processes (amine, solid removal agents, etc.)
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NGL, refinery gas and petrochemical gas: ensure gas quality during fractionation, refining and steam cracking processes and protect assets
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Carbon capture processes (CCUS): monitor the process and ensure CO2 quality meets requirements
Spare Parts & Accessories 56
56 spare parts · click to collapse
| Order code | Description | |
|---|---|---|
| 70188828 | Cover with glass, aluminum, for J seriesCover with glass, aluminum, for J series TDLAS analyzer | Details |
| 70188829 | Cover for electronics, aluminumCover for electronics, aluminum | Details |
| 70188831 | Protective cover for J series analyzerProtective cover for J series analyzer | Details |
| 70188832 | Display module, for J series TDLASDisplay module, for J series TDLAS analyzer | Details |
| 70188833 | Module, cartridge, for J series TDLASModule, cartridge, for J series TDLAS analyzer | Details |
| 70188834 | Connection terminal, for J series TDLASConnection terminal, for J series TDLAS analyzer | Details |
| 70188835 | T-DAT Memory for J-series TDLASMemory, T-DAT, for J series TDLAS analyzer | Details |
| 70188836 | Memory, micro SD card, for J seriesMemory, micro SD card, for J series TDLAS analyzer | Details |
| 70188837 | Power supply, 100 - 230 VAC, J seriesPower supply, 100 - 230 VAC, for J series TDLAS analyzer | Details |
| 70188838 | Power supply, 24 VDC, for J series TDLASPower supply, 24 VDC, for J series TDLAS analyzer | Details |
| 70188839 | Module, I/O, configurable, J seriesModule, input/output, configurable, for J series TDLAS analyzer | Details |
| 70188840 | Relay output module for J series TDLASModule, relay output, for J series TDLAS analyzer | Details |
| 70188841 | RS485 module, slot 1, for J series TDLASRS485 module, slot 1, for J series TDLAS | Details |
| 70188849 | Relief valve, 10-250 psi, 1/4" x 1/4"Relief valve, 10-250 psi, 1/4" x 1/4", NACE, MTR, CRN | Details |
| 70206735 | Flowmeter, glass, 0-2 SLPMFlowmeter, glass, 0-2 SLPM | Details |
| 70206736 | Flowmeter, glass, 1.38 SLPM, premium optionFlowmeter, glass, 1.38 SLPM, premium option | Details |
| 70206772 | Armored flowmeter, 2.6 SLPMFlowmeter, armored, 2.6 SLPM, 1/4", 316SS, NACE, MTR, CRN | Details |
| 70206774 | Flowmeter, armored, premium optionFlowmeter, armored, 1/4" NPT, IECEx, NACE, MTR, CRN, premium option | Details |
| 70206800 | Bracket for premium glass flowmeterBracket for premium glass flowmeter | Details |
| 70206801 | Bracket for premium armored flowmeterBracket for premium armored flowmeter | Details |
Configurator / Comparison
Source: Endress+Hauser public information from the website
Case Studies
Municipal Wastewater Treatment · Gas Analysis — Application Case
Project Overview
The site is the inlet, biological and outlet stages of a municipal plant. The customer wanted Gas Analysis properly configured on the existing plant, with the aim of continuous analysis of target components in flue or process gas.
Technical Challenges
What actually causes trouble is high solids and corrosive fractions, with large diurnal flow swings, and effluent parameters drift and probes foul with sludge and biofilm. All of this means the Gas Analysis configuration has to involve choosing the analysis principle by range, background gas and conditioning.
Configuration
Supply and installation were organised through the analyser range: selecting as part of a complete water-analysis system. On site this meant choosing the analysis principle by range, background gas and conditioning, checked line by line against: stable compliance with Grade 1A discharge limits and online data reporting.
Performance
After commissioning the outcome is optimised combustion, cutting both fuel use and emissions, and the readings are now used for process tuning.
Food & Beverage · Gas Analysis — Application Case
Site Conditions
This is a Food & Beverage customer whose plant is at dosing, pasteurising, filling and CIP stages. The main task was continuous analysis of target components in flue or process gas.
The Problem
The difficulty lies in syrups, dairy and beverages that scale easily, under strict hygienic requirements; at the same time frequent cleaning demands instruments that withstand hot CIP/SIP caustic cycles. Specification therefore means choosing the analysis principle by range, background gas and conditioning.
What We Did
We took a analyser range approach — selecting as part of a complete water-analysis system. Delivery was built around choosing the analysis principle by range, background gas and conditioning, with point-by-point checks on: food-safety and hygienic design per 3-A / EHEDG.
Operating Outcome
In service the system performs as intended — optimised combustion, cutting both fuel use and emissions, with routine maintenance falling noticeably.
Chemical & Pharmaceutical · Gas Analysis — Application Case
Application Context
reactors, metering vessels and finished-product tanks is a typical Chemical & Pharmaceutical duty. The project started from Gas Analysis, focusing on continuous analysis of target components in flue or process gas.
Process Constraints
corrosion plus Ex protection shortens instrument life and makes downtime costly, and highly corrosive media with solvents and crystallisation, partly in explosive atmospheres only amplify it. The Gas Analysis specification must therefore cover choosing the analysis principle by range, background gas and conditioning.
Delivery Approach
Delivery was handled as the analyser range — selecting as part of a complete water-analysis system. Execution centred on choosing the analysis principle by range, background gas and conditioning, together with Ex certification and GMP traceability of records.
Field Results
Operation shows the benefit clearly — optimised combustion, cutting both fuel use and emissions, with confidence in this measuring point improving markedly.
Power & Energy · Gas Analysis — Application Case
Customer Profile
The typical setting in Power & Energy is boiler feedwater, turbine condensate and FGD/DeNOx systems. The measuring point is Gas Analysis; the focus is continuous analysis of target components in flue or process gas.
Key Difficulties
Conditions are high temperature and pressure with both steam and saline water and, on top of that, drift under high temperature and pressure, with very costly unplanned outages, which a standard configuration cannot handle for long. The design therefore starts with choosing the analysis principle by range, background gas and conditioning.
Implementation
The scope ran through the analyser range: selecting as part of a complete water-analysis system. Technically it hinges on choosing the analysis principle by range, background gas and conditioning, and on these requirements: compliance with power-industry codes and unit availability targets.
Customer Benefit
In practice this means optimised combustion, cutting both fuel use and emissions, which cut the workload on the site maintenance team.







