
Specs at a glance
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Laser wavelength
Base model: 532 nm, 785 nm, 1000 nm
Enclosure configuration: 532 nm, 785 nm, 1000 nm
Hybrid: 785 nm -
Spectral coverage
Base Model and Enclosure configuration
532 nm: 100-4350* cm-1
785 nm: 100-3425* cm-1
1000 nm: 200-2400 cm-1
Hybrid 785 nm: 150-1890** cm-1
*Low signal-to-noise ratio at <150 cm-1
**Low signal-to-noise ratio at <175 cm-1
Field of application
The Raman Rxn4 analyzer powered by Kaiser Raman technology is the optimal choice for manufacturing or process environments. Raman Rxn4 provides high-resolution performance for in situ, real-time measurement and control. It features unique self-monitoring, diagnostics, and self-calibration to ensure the validity of each measurement. Stackable in a standard 19" rack, the Raman Rxn4 saves valuable space on the production floor. It is also offered with an optional stainless steel NEMA 4X enclosure.
Chemical: reaction monitoring, blending, catalysis investigations
Polymer: polymerization reaction monitoring, extrusion monitoring, polymer blending
Pharmaceutical: API reaction monitoring, crystallization, polymorph
Biopharmaceutical: bioprocess monitoring and control, PAT/QbD applications, cell culture, fermentation, downstream operations, cGLP/cGMP compatible
Food & Beverage: Mapping of meats and fish, fermentation, reaction monitoring
Oil & Gas: LNG, refining, energy measurements
Benefits
Robust, reliable, and highly accurate
Easy installation and minimal maintenance/downtime
24/7 inline, online, or at-line process measurement and monitoring
Unified internal construction enables straightforward model transfer to support redundant analyzer systems
Intuitive, fully embedded Raman RunTime control software via touchscreen or remote interface
Scale-up, scale-out, and cGMP/pilot-plant compatible
Suitable for outputs into hazardous area/classified environments
Extended selection
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High-end products
- Highly functional and convenient
Technical excellence
Simplicity

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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
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Technical Information (TI)
Raman Rxn4 Technical Information
System design and specifications for the Raman Rxn4 analyzer -
powered by Kaiser Raman technologyEN Select other language 21/11/202301/09/202331/12/2020Language:
English
Version:
21/11/2023
File size:
1.1 MB
File name:
TI01645CEN_0323.pdf
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Technical Information (TI)
Raman data library Technical Information
System information and specifications for the Raman data library (KRDL)
EN Select other language 13/08/2024Language:
English
Version:
13/08/2024
File size:
199.9 KB
File name:
TI01802CEN_0124.pdf
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Operating Instruction (BA)
Raman RunTime v6.6 Operating Instructions
Commissioning, operation, and maintenance details
for Raman RunTime v6.6 softwareEN Select other language 27/03/202516/11/202316/11/202230/06/202231/12/2020Language:
English
Version:
27/03/2025
File size:
6.8 MB
File name:
BA02180CEN_0525.pdf
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Operating Instruction (BA)
Raman data library User Operating Instructions
Instructions for use of Raman data library software
EN Select other language 13/09/2024Language:
English
Version:
13/09/2024
File size:
4.4 MB
File name:
BA02367CEN_0124.pdf
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Operating Instruction (BA)
Raman Rxn4 Operating Instructions
Commissioning, operation, and maintenance details
for the Raman Rxn4 analyzer - powered by Kaiser Raman technologyEN Select other language 27/03/202421/11/202301/08/202331/12/2020Language:
English
Version:
27/03/2024
File size:
6.6 MB
File name:
BA02178CEN_0424.pdf
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Operating Instruction (BA)
Raman data library Administrator Operating Instructions
Instructions for administration of Raman data library software
EN Select other language 11/09/2024Language:
English
Version:
11/09/2024
File size:
970.8 KB
File name:
BA02349CEN_0124.pdf
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Operating Instruction (BA)
LNG parameters & calibration Operating Instructions
A complete overview of the LNG parameters and calibration for the
Raman analyzerEN Select other language 21/08/2024Language:
English
Version:
21/08/2024
File size:
865.4 KB
File name:
BA02371CEN_0124.pdf
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Short Instruction (KA)
Raman data library Brief Operating Instructions
Brief instructions and start-up instructions for Raman data library
softwareEN Select other language 13/08/2024Language:
English
Version:
13/08/2024
File size:
411.2 KB
File name:
KA01717CEN_0124.pdf
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Short Instruction (KA)
Raman Rxn4 Brief Operating Instructions
Quick start guide for the Raman Rxn4 analyzer -
powered by Kaiser Raman technologyEN Select other language 21/11/202331/12/2020Language:
English
Version:
21/11/2023
File size:
2.5 MB
File name:
KA01553CEN_0222.pdf
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Installation Instructions (EA)
LNG analyzer performance verification kit Installation Instructions
Instructions for use of the LNG analyzer performance verification kit
EN Select other language 30/03/2023Language:
English
Version:
30/03/2023
File size:
442.7 KB
File name:
EA01470CEN_0123.pdf
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Ex Safety Instruction (XA)
Raman Rxn4 Safety Instructions
Hazardous area certifications and installation instructions
for the Raman Rxn4 analyzer - powered by Kaiser Raman technologyEN Select other language 16/01/202507/12/202329/11/202231/12/2020Language:
English
Version:
16/01/2025
File size:
1.2 MB
File name:
XA02745CEN_0424.pdf
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PU (Publication)
Advanced process and product control in fermentations - Raman spectroscopy for composition analysis in a lab or process
An overview of Raman spectroscopy analyzer systems (including the
Raman Rxn2 analyzer, Raman Rxn4 analyzer, Rxn-10 probe, and Rxn-45
probe), powered by Kaiser Raman technology, for fermentation
compositional analysis in a lab or process applicable to biotechnology
in the food & beverage industry.Language:
English
Version:
03/03/2022
File size:
603 KB
File name:
PU01457CEN_0122.pdf
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PU (Publication)
Kaiser Raman technology and Sartorius BioPAT Spectro® collaboration Q&A - Scalable, real-time bioprocess monitoring solutions
A Q&A about how our Raman spectroscopy analyzer systems
(including the Raman Rxn2 analyzer, Raman Rxn4 analyzer,
and Rxn-46 probe), powered by Kaiser Raman technology, integrates
with the Sartorius BioPAT Spectro platform (Ambr and biostat STR) for
high throughput and single use (SUB) bioprocessingin the
biopharmaceutical life science industry.Language:
English
Version:
08/12/2021
File size:
943.7 KB
File name:
PU01446CEN_0121.pdf
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PU (Publication)
Raman application guide for the life science industry - Trusted composition analysis for the life sciences
A guide to our Raman spectroscopy application notes for the
Life Science industry (featuring the Raman Rxn2 analyzer,
Raman Rxn4 analyzer, Rxn-10 probe, Rxn-20 probe, Rxn-45 probe,
Rxn-46 probe, and probe accessory optics (bIO-Optic, Raman single
use optic system / SUB, immersion optic, non-contact optic).Language:
English
Version:
19/04/2022
File size:
1.1 MB
File name:
PU01447CEN_0222.pdf
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PU (Publication)
石油・ガスおよび化学産業向け ラマン分光計アプリケーションガイド - ガスストリームおよびLNGの組成分析
化学産業および石油・ガス産業におけるガスストリームおよび LNG
の組成分析用(Raman Rxn4 アナライザー、Raman Rxn5 アナライザ
ー、Raman Rxn-30 プローブ、Raman Rxn-41 プローブを含む)、
Kaiser Raman テクノロジーによるラマン分光アナライザーおよび
プローブ製品ラインアップのご案内です。Language:
Japanese
Version:
13/05/2024
File size:
4.2 MB
File name:
PU01445CJA_0121_RamanAnalyzer_AppGuide_OilGas_ChemInd.pdf
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PU (Publication)
Endress+Hauser - your one-source Life Sciences technology partner
Graphic highlighting why Endress+Hauser is trusted by the
world's top biopharmaceutical manufacturers for its Life
Sciences expertise and reliable inline, real-time measurement
technologies like Raman spectroscopy systems (Raman Rxn2,
Raman Rxn4, Rxn-10, Rxn-45, Rxn-46, bio multi optic and sleeve,
flow cell and flow bench, Raman optic system for single use) and
liquid analysis sensor technology (Liquiline CM44P, CM442 and
OUSAF44, OUSBT66 and Memosens CPS61E, CLS82E, COS81E,
CLS82E).Language:
English
Version:
27/06/2024
File size:
1.9 MB
File name:
PU01585CEN_0124.pdf
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PU (Publication)
Prioritize scalability for an efficient biopharmaceutical product development lifecycle
This technical paper studies the importance of scalability as a
competitive advantage in bioprocessing in the Life Science industry,
and Endress+Hauser's scalable Raman systems (Raman Rxn2,
Raman Rxn4, Rxn-10, Rxn-45, Rxn-46, bio multi optic and sleeve,
flow cell and flow bench, Raman optic system for single use) and
liquid analysis sensor technology and Liquid Analysis portfolio
(Liquiline CM44P, CM442 and OUSAF44, OUSBT66 and
Memosens CPS61E, CLS82E, COS81E, CLS82E).Language:
Czech
Version:
06/09/2024
File size:
381.4 KB
File name:
PU01584CEN_0124_cz_view.pdf
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PU (Publication)
Endress+Hauser - ライフサイエンス技術のワンストップパートナー
Endress+Hauserが、ライフサイエンス分野の専門知識と、ラマン分
光システム(Raman Rxn2、Raman Rxn4、Rxn-10、Rxn-45、Rxn-46、
バイオマルチオプティックおよびスリーブ、フローフィル、フロー
ベンチ、シングルユース用Ramanオプティックシステム)や水質分
析センサ技術(Liquiline CM44P、CM442、OUSAF44、OUSBT66、
Memosens CPS61E、CLS82E、COS81E、CLS82E)などの信頼性の高い
インラインおよびリアルタイム測定技術によって、世界トップクラ
スのバイオ医薬品メーカーから信頼されている理由を強調したグラ
フィック。Language:
Japanese
Version:
04/10/2024
File size:
2.7 MB
File name:
PU01585CJA_0124_Graphic_EH biopharma trust.pdf
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PU (Publication)
Raman data library -- Faster time to market with increased insight, productivity, and data integrity
This document provides insight into the core and cGxP
features of Raman data library (data organization, visualization,
user management, and univariate analysis for Raman Rxn2
and Raman Rxn4 analyzers), while also addressing common
questions regarding the software's functionalities.Language:
English
Version:
21/06/2024
File size:
3.3 MB
File name:
PU01583CEN_0124.pdf
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PU (Publication)
ライフサイエンス産業向けのラマンアプリケーションガイド -ライフサイエンスのための信頼できる組成分析
ライフサイエンス産業向けラマン分光法アプリケーションノート(
ラマンRxn2アナライザー、ラマンRxn4アナライザー、Rxn-10プロー
ブ、Rxn-20プローブ、Rxn-45プローブ、Rxn-46プローブ、プローブ
オプティックアクセサリ(bIOオプティック、シングルユース向け
ラマンオプティックシステム/SUB、浸漬オプティック、非接触オプ
ティック)。Language:
Japanese
Version:
02/08/2024
File size:
1.4 MB
File name:
PU01447CJA_0222_Raman_App_Guide_for_LifeScience.pdf
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