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Brand: AMETEK
AMETEK 5100P Transportable TDLAS-based analyzer
Description
AMETEK 5100P Transportable TDLAS-Based Analyzer for Precise Gas Measurements
The AMETEK 5100P is a state-of-the-art, transportable TDLAS-based gas analyzer, designed specifically to measure a single analyte in defined background gas streams. This powerful analyzer is built to operate reliably in hazardous areas, having received certifications for ATEX/IECEx Zone 2 and Class I Division 2 environments, ensuring safety and compliance in even the most demanding conditions.
Equipped with a rechargeable battery capable of delivering up to 8 hours of continuous operation, the AMETEK 5100P is ideal for field-based applications. Its robust design allows for easy transportation, with every unit including a protective case for safe handling. The analyzer also comes with internal memory capable of storing over 1400 data records, making it a reliable tool for extended field use.
The AMETEK 5100P is engineered for precise gas analysis, ensuring accurate measurement of specific gas compositions in various industrial settings. Whether it’s for natural gas, hydrogen recycle, carbon dioxide, or other defined gas mixtures, the analyzer offers unparalleled accuracy and efficiency.
Key Features:
- Transportable Design: Lightweight and portable, the AMETEK 5100P is perfect for on-site measurements in multiple environments.
- Certified for Hazardous Areas: Certified for ATEX/IECEx Zone 2 and Class I Division 2, making it safe to use in volatile and hazardous conditions.
- Rechargeable Battery: Provides up to 8 hours of operation, perfect for extended fieldwork.
- Data Storage: The internal memory can hold over 1400 data records, ensuring ample space for crucial measurement data.
- Protective Case: Each unit comes with a rugged case to protect the analyzer during transport.
Common Gas Definitions for Analysis:
-
Natural Gas Composition:
- Methane: 75-100%
- Ethane: 0-10%
- Propane: 0-5%
- Iso Butane: 0-1%
- Normal Butane: 0-1%
- Pentanes: 0-1%
- C6+: 0-0.5%
- CO2: 0-5%
- Nitrogen: 0-5%
- Others: <0.1%
-
Hydrogen Recycle:
- Hydrogen: >70%
- Methane: <10%
- HCl: <100 ppmv
-
Carbon Dioxide (CO2):
- 95-100% CO2
-
Instrument Air:
- ~78% Nitrogen (N2)
- ~21% Oxygen (O2)
-
Methane (CH4):
- 95-100% CH4
-
Ethane (C2H6):
- 95-100% C2H6
-
Propane (C3H8):
- 95-100% C3H8
-
Butane (C4H10):
- 95-100% C4H10
The AMETEK 5100P is the perfect solution for industries that require precise gas measurements in challenging environments. Its transportable design, extended battery life, and capability to store extensive data make it an invaluable tool for field technicians and engineers alike. Whether monitoring natural gas compositions, hydrogen recycling processes, or measuring carbon dioxide, the AMETEK 5100P delivers reliable results every time.
Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | AMETEK |
| Model | 5100P |
| Product Type | Transportable TDLAS-based analyzer |
| Measuring Range (moisture) | 0–2,500 ppmv |
| Accuracy / Repeatability | 2% of reading or ±4 ppmv, whichever is greater |
| Minimum Detectable Limit | 5 ppmv in methane background |
| Response Time | Under 1 second (photometer); T90 under 15 seconds |
| Battery | Rechargeable, at least 8 hours of operation |
| Data Storage | Over 1400 data records |
| Dimensions / Weight | Approx. 25.1 × 20.9 × 40.1 cm; about 13.2 kg |
| Operating Temperature | −20°C to +50°C |
| Hazardous Area | ATEX/IECEx Zone 2; Class I Division 2 |
Technical Overview
The AMETEK 5100P is a transportable moisture analyzer built on Tunable Diode Laser Absorption Spectroscopy (TDLAS) technology, used for measuring water vapor content in natural gas and other hydrocarbon streams. Per AMETEK Process Instruments’ official datasheet, the TDLAS measurement principle uses a laser and detector that never contact the process gas directly, eliminating the routine sensor calibration, fouling, and cleaning requirements associated with older contact-based moisture measurement technologies. The 5100P measures moisture over a range of 0–2,500 ppmv, with an accuracy and repeatability both specified at 2% of reading or ±4 ppmv (whichever is greater), and a minimum detectable limit of 5 ppmv in a methane background — sensitive enough to verify pipeline-quality gas dehydration to demanding custody-transfer specifications.
Response time is under 1 second for the photometer itself, with a full T90 response of under 15 seconds, giving near-real-time feedback when used for process troubleshooting or spot-checking a permanently installed analyzer’s readings. As a transportable instrument, the 5100P measures approximately 25.1 × 20.9 × 40.1 cm and weighs about 13.2 kg, with a rechargeable battery supporting at least 8 hours of continuous field operation, and operates at atmospheric sample-cell pressure for straightforward field sampling. The instrument is rated for an ambient operating temperature range of −20°C to +50°C and carries ATEX/IECEx and CSA/UL Class I Division 2 hazardous-area certification for use directly in classified field locations. Seven Star LLC notes that AMETEK’s official 5100P datasheet describes this specific model as a moisture-dedicated analyzer; customers requiring measurement of other gas parameters such as oxygen should confirm with Seven Star LLC whether a different AMETEK Process Instruments model is more appropriate for that specific measurement need.
Applications
The 5100P is used for pipeline moisture monitoring, custody transfer measurement verification, gas dehydration process performance checks, underground gas storage monitoring, and field spot-checks of permanently installed process moisture analyzers at gas processing and compressor stations — applications central to Oman’s natural gas processing and export infrastructure.
Why Seven Star LLC
Seven Star LLC supplies genuine AMETEK Process Instruments analyzers to customers across Oman and the GCC, and helps confirm the correct AMETEK model — whether the moisture-specific 5100P or another instrument in AMETEK’s broader gas analysis range — for a customer’s specific measurement requirement before order confirmation.
Request a Quote for AMETEK 5100P Transportable TDLAS-based analyzer
Contact Seven Star LLC to request a quotation for the AMETEK 5100P transportable TDLAS moisture analyzer. Our team can help confirm the correct AMETEK model for your specific gas measurement application, and support reliable delivery across Oman and the wider GCC region.
Ordering Notes
When requesting a quotation, please confirm your required moisture measurement range and any hazardous-area certification standard (ATEX, IECEx, or CSA/UL) applicable to your field deployment location, so Seven Star LLC can confirm the correct 5100P configuration for your gas processing or custody-transfer application.
Field Verification Value
Because the 5100P is transportable rather than permanently installed, it allows plant technicians to independently cross-check the readings of a fixed, in-line moisture analyzer without shutting down the process line, catching a drifting or malfunctioning permanent instrument before it leads to an out-of-specification gas shipment or an undetected dehydration process fault. Seven Star LLC can advise on a recommended field verification schedule for customers operating multiple permanently installed moisture analyzers across a gas processing facility.
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Datasheets & Documents
- Datasheet AMETEK 5100P Transportable TDLAS-based analyzer Datasheet Download
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About brand
Process analyzers for sulfur recovery, moisture and combustion are the AMETEK products most often requested by gas plants and refineries. AMETEK, a US instrument manufacturer founded in 1930 and based in Berwyn, Pennsylvania, sells them under names such as Western Research, Thermox and Drexelbrook. Seven Star LLC lists AMETEK gas analyzers, analyzer spare parts and level transmitters, and sources them for process plants in Oman.
AMETEK analyzers and parts listed
The AMETEK products on this page include:
- 5100HD and the transportable 5100P: tunable diode laser (TDLAS) analyzers, used for example for moisture in natural gas
- 3050-OLV: process moisture analyzer, with spare boards such as 305110902S
- Thermox WDG-V: flue gas oxygen analyzer for combustion control
- Western Research 900 air demand analyzer and 930 analyzer for H2S in sulfur pits
- Drexelbrook RCT-1210 RF level transmitter
- Spare parts: PCB assemblies, a protected gold mirror and hollow cathode lamps
Where AMETEK analyzers are used
The 900 air demand analyzer sits on the tail gas of a Claus sulfur recovery unit and measures H2S and SO2 so the air to the reaction furnace can be trimmed. The 930 watches the vapor space of the sulfur pit. Moisture analyzers such as the 3050-OLV and 5100HD serve gas dehydration, pipeline and LNG feed gas, and the Thermox WDG-V measures excess oxygen on fired heaters and boilers. These duties are common in gas processing and refining across the GCC.
Ordering AMETEK analyzers and spares: what we need
For spare parts, send the AMETEK part number, the analyzer model and its serial number. Boards and optical parts change with analyzer revision, and the serial number lets the build be checked in the manufacturer's records. For a new analyzer we need the stream composition, the component and range to be measured, sample pressure and temperature, area classification, power supply, outputs and whether a sample system or shelter is included. For Drexelbrook level transmitters give the full model number, the probe length and the process material.
Browse AMETEK products by category: Gas Analyzer Accessories, Gas Analyzer Systems, Liquid Analytical Accessories, Level Transmitter.
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Frequently Asked Questions
It uses Tunable Diode Laser Absorption Spectroscopy (TDLAS) to measure a single target analyte within a defined background gas composition, providing fast, non-contact optical gas analysis.
Yes, it is certified for ATEX/IECEx Zone 2 and Class I Division 2 hazardous locations, allowing it to be used for spot-checks and field measurements directly in classified process areas.
Its rechargeable battery provides up to 8 hours of continuous operation, and its internal memory can store more than 1,400 data records for later download and review.
It can be configured for a range of defined gas mixtures including natural gas composition, hydrogen recycle streams, carbon dioxide purity, instrument air, and pure methane, ethane, propane, or butane analysis.
Yes, its transportable, lightweight design includes a protective carrying case, making it well suited for technicians who need to take measurements across multiple sites or process points in a single day.

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