The intrinsically safe Micro i.s. 5100 portable oxygen analyzer

Designed for the measurement of oxygen (O₂) in potentially flammable gas samples, the intrinsically safe Micro i.s. 5100 is a unique analyzer certified to Zone 0 and Zone 1 and suitable for measuring percent levels of O₂.

  • Enhanced safety for the most dangerous locations
  • A no-compromise solution
  • Works as hard as you do
  • Portable analyser for percent levels of O2 (<21% O2)
  • Intrinsically safe – certified to Zone 0 and Zone 1
  • Analysis of O2 in both flammable and toxic samples
  • Ability to store up to 200 measurements
  • High-grade, long-life Li-Ion rechargeable batteries
  • Pumped or pressure driven sample gas options
  • Industrial, 1 decimal place, Paramagnetic sensor
  • Internal sample pump
  • Internal Li-Ion Rechargeable battery and battery charger
  • Sample probe options
  • Protective carry bag and case accessory options
  • High Accuracy, 2 decimal place, Paramagnetic sensor
  • Internal sample pump
  • Internal Li-Ion Rechargeable battery and battery charger
  • Sample probe options
  • Protective carry bag and case accessory options

Get a gas analyser ready to meet the specific needs of your unique applications with a user-configured option.

If one of our standard variants doesn’t match your requirements, we offer custom configurations to match your process precisely, with options including Hastelloy sample pipework and corrosive purges.

Get in touch with our experts and tell us what you need to overcome your process challenges. We’ll create, configure, and calibrate your gas analyser to ensure it performs exactly as you expect, delivering key benefits and premium performance.

  • Industrial, 1 decimal place, Paramagnetic sensor
  • Pressure driven sample, internal AFCD
  • Internal Li-Ion Rechargeable battery and battery charger
  • Sample probe options
  • Protective carry bag and case accessory options
  • High Accuracy, 2 decimal place, Paramagnetic sensor
  • Pressure driven sample, internal AFCD
  • Internal Li-Ion Rechargeable battery and battery charger
  • Sample probe options
  • Protective carry bag and case accessory options

Get a gas analyser ready to meet the specific needs of your unique applications with a user-configured option.

If one of our standard variants doesn’t match your requirements, we offer custom configurations to match your process precisely, with options including Hastelloy sample pipework and corrosive purges.

Get in touch with our experts and tell us what you need to overcome your process challenges. We’ll create, configure, and calibrate your gas analyser to ensure it performs exactly as you expect, delivering key benefits and premium performance.

SERVOFLEX Micro i.s. 5100

5110 Standard Variant 01

Servoflex Servomex 5100 Microis

5110 Standard Variant 02

Servoflex Servomex 5100 Microis

5110 User Configured

Servoflex Servomex 5100 Microis

5111 Standard Variant 01

Servoflex Servomex 5100 Microis

5111 Standard Variant 02

Servoflex Servomex 5100 Microis

5111 User Configured

Servoflex Servomex 5100 Microis

Ready to buy? Here’s how it works

It’s easy to find the product you need for your application with Servomex

Enquiry

Get in touch to tell us what you need and the application you plan to use it for

Consultation

Our expert team will help you select the right product package, ensuring you have the accessories and support to get the best performance from your analyzer

Fulfilment

Your analyzer will be assembled in one of our state-of-the-art engineering centers and rapidly dispatched to your site

High performance portable oxygen analysis for hazard-rated locations

Luke Purdie
Product Manager – Process pm Oxygen & Zirconia Combustion

 

Designed to meet the demands of the most dangerous environments, the Micro i.s. 5100 delivers ultra-sensitive percentage oxygen measurement. A tough, life-proof design and feature-rich performance ensures maximum operational flexibility.

The Micro i.s. 5100 is Intrinsically safe (i.s.) and is able to analyze both flammable and toxic samples. This intelligent design means that no purge is required prior to device use. It has an intuitive user interface, the ability to store up to 200 measurements and up to 18 hours battery run time.

image of Oil and gas industry - refinery factory - petrochemical plant at sunset

Enhanced safety for the most dangerous locations

When you work in environments where potentially explosive atmospheres may be present, you need the most robust analytical solutions that enhance safety and provide efficient, engineer-friendly gas measurements. In applications like catalytic regeneration, decoke cycle, combustion optimization and hazardous area process monitoring, i.s. certified solutions help reduce costs and improve efficiency. No matter what your application monitoring requirements are, you’ll want a device that offers feature-rich performance, long battery runtime, low operational costs, simplified ongoing maintenance and ease of use. And we don’t believe you should have to compromize.

Equipment, cables and piping as found inside of a modern industrial power plant

A no-compromise solution

The Micro i.s. combines intuitive user interaction and a safety-enhanced i.s. design with ultra-sensitive, industry-leading
O₂ monitoring capability, providing the ideal portable gas analysis solution for hazardous applications. With flexible options including pumped and non-pumped formats and a range of features designed to further simplify sample testing, the Micro i.s. doesn’t just meet requirements: it adapts perfectly to deliver the efficiency and usability your job demands.

ServoFlex Micro i.s.

Works as hard as you do

Optimized to deliver a tough and hard-working solution with maximized uptime, the Micro i.s. comes with high-grade, long-life Li-Ion rechargeable batteries as standard. An integrated digital LCD notepad also allows up to 200 measurements to be stored on the device, permitting you to work and test with maximized efficiency.

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Are you looking to build a gas analysis system? We can provide the advice, expert project management and high-quality engineering you need. Contact us now to begin a collaboration that will deliver the most efficient, cost-effective system for your process.

Compare our standard analyzer variants

Use the table below to find the right analyzer variant for your application.

CONFIGURATION
5110 Micro i.s. VariantsWe have two pre-configured 5110 (internal pump) builds that cover the most common chosen option configurations to enable a quick turnaround from specification to delivery.
Standard Variant 01 (SV01)The pre-configured standard variant 1 base level configuration, including the Industrial Accuracy oxygen measurement, for general oxygen measurement requirements.
Standard Variant 02 (SV02)The pre-configured standard variant 2 base level configuration, including the High Accuracy oxygen measurement, for general oxygen measurement requirements.
User Configured (UC)Other analyzer configurations not covered by the two above standard variant configurations.
Micro i.s. 5110 (Pumped) Portable Analyzer
Product CertificationSV01SV02UC
ATEX Cat1(Zone0) / IECEx / cus
Supply power Lithium ion batteries providing 8-36 hours use, depending on sensor selectionsSV01SV02UC
Rechargeable battery UK
Rechargeable battery US
Rechargeable battery Europe
MeasurementSV01SV02UC
Oxygen, Industrial Accuracy
Oxygen, High Accuracy
Sampling systemSV01SV02UC
Internal pump with user configurable timer
Inlet couplerSV01SV02UC
1/4" Barb (standard)
1/8" NPT thread
User manualSV01SV02UC
English
Sample accessoriesSV01SV02UC
Not supplied
Sample Conditioning Kit Supplied
Protective Black BagSV01SV02UC
Not supplied
Supplied*
Probe holderSV01SV02UC
Not supplied
Supplied: Includes in-line filter if sample conditioning kit is not selected
Sample probe++SV01SV02UC
Not supplied
25cm, 316 stainless steel, with protective silicone tip (remove protective silicone tip for process temperatures > 180ºC)
1m, 316 stainless steel, without protective silicone tip
Transport/storage case (safe area only)SV01SV02UC
Not supplied
Supplied
Micro i.s. 5110 (Pumped) Portable AnalyzerSV01SV02UC
Product CertificationATEX Cat1(Zone0) / IECEx / cus
Supply power Lithium ion batteries providing 8-36 hours use, depending on sensor selectionsRechargeable battery UK
Rechargeable battery US
Rechargeable battery Europe
MeasurementOxygen, Industrial Accuracy
Oxygen, High Accuracy
Sampling systemInternal pump with user configurable timer
Inlet coupler1/4" Barb (standard)
1/8" NPT thread
User manualEnglish
Sample accessoriesNot supplied
Sample Conditioning Kit Supplied
Protective Black BagNot supplied
Supplied*
Probe holderNot supplied
Supplied: Includes in-line filter if sample conditioning kit is not selected
Sample probe++Not supplied
25cm, 316 stainless steel, with protective silicone tip (remove protective silicone tip for process temperatures > 180ºC)
1m, 316 stainless steel, without protective silicone tip
Transport/storage case (safe area only)Not supplied
Supplied
  • Option selectable
  • Option not available in that variant
  • Pre-selected option

* Supplied by default if sample conditioning kit is selected

++Option applicable if Probe holder option is selected

Compare our standard analyzer variants

Use the table below to find the right analyzer variant for your application.

CONFIGURATION
5111 Micro i.s. VariantsWe have two pre-configured 5111 (AFCD) builds that cover the most common chosen option configurations to enable a quick turnaround from specification to delivery.
Standard Variant 01 (SV01)The pre-configured standard variant 1 base level configuration, including the Industrial Accuracy oxygen measurement, for general oxygen measurement requirements.
Standard Variant 02 (SV02)The pre-configured standard variant 2 base level configuration, including the High Accuracy oxygen measurement, for general oxygen measurement requirements.
User Configured (UC)Other analyzer configurations not covered by the two above standard variant configurations.
Micro i.s. 5111 (AFCD) Portable Analyzer
Product CertificationSV01SV02UC
ATEX Cat1(Zone0) / IECEx / cus
Supply power Lithium ion batteries providing 8-36 hours use, depending on sensor selectionsSV01SV02UC
Rechargeable battery UK
Rechargeable battery US
Rechargeable battery Europe
MeasurementSV01SV02UC
Oxygen, Industrial Accuracy
Oxygen, High Accuracy
Sampling systemSV01SV02UC
Pressure driven AFCD (Automatic Flow Control Device)
Inlet couplerSV01SV02UC
1/4" Barb (standard)
1/8" NPT thread
User manualSV01SV02UC
English
Protective Black BagSV01SV02UC
Not supplied
Supplied
Probe holderSV01SV02UC
Not supplied
Supplied: Includes in-line filter if sample conditioning kit is not selected
Sample probe++SV01SV02UC
Not supplied
25cm, 316 stainless steel, with protective silicone tip (remove protective silicone tip for process temperatures > 180ºC)
1m, 316 stainless steel, without protective silicone tip
Transport/storage case (safe area only)SV01SV02UC
Not supplied
Supplied
Micro i.s. 5111 (AFCD) Portable AnalyzerSV01SV02UC
Product CertificationATEX Cat1(Zone0) / IECEx / cus
Supply power Lithium ion batteries providing 8-36 hours use, depending on sensor selectionsRechargeable battery UK
Rechargeable battery US
Rechargeable battery Europe
MeasurementOxygen, Industrial Accuracy
Oxygen, High Accuracy
Sampling systemPressure driven AFCD (Automatic Flow Control Device)
Inlet coupler1/4" Barb (standard)
1/8" NPT thread
User manualEnglish
Protective Black BagNot supplied
Supplied
Probe holderNot supplied
Supplied: Includes in-line filter if sample conditioning kit is not selected
Sample probe++Not supplied
25cm, 316 stainless steel, with protective silicone tip (remove protective silicone tip for process temperatures > 180ºC)
1m, 316 stainless steel, without protective silicone tip
Transport/storage case (safe area only)Not supplied
Supplied
  • Option selectable
  • Option not available in that variant
  • Pre-selected option

++Option applicable if Probe holder option is selected

Oxygen analysis on the move

Certified to Zone 0 and Zone 1, the Micro i.s. 5100 offers the benefits of portability for O₂ measurements in flammable or toxic gas streams.

Durable

Fully portable

A robust analyzer with a compact, rugged design, the Micro i.s. 5100 has an integral rechargeable battery for easy operation on the move.

Excellent Measurement ge

Accurate O₂ results

Servomex’s non-depleting digital Paramagnetic oxygen sensing technology ensures the Micro i.s. 5100 delivers reliable, precise O₂ measurements.

Hazerdous area

Suitable for hazardous areas

The Micro i.s. 5100 has an intrinsically safe design (Zone 0) to ATEX and IECEx standards, ensuring safe operation in hazardous environments.

Flexible

  • Intrinsically safe (i.s) design permits use in any hazard rated location including Zone 0/Div. 1
  • Gas analysis for O₂, CO or CO₂
  • Pumped or non-pumped (AFCD) functions
  • IP65 rating

Easy to use

  • Intuitive, engineer-friendly interface and icons
  • Stores up to 200 measurements for subsequent download
  • Ergonomic design with carry strap

Low cost of ownership

  • Uses non-depleting sensor technologies that reduce ongoing maintenance costs
  • Advanced Li-Ion rechargeable batteries as standard (up to 18 hour run time)

Unrivalled Performance

  • Uses industry-leading patented Paramagnetic and IR technologies and algorithms for ultra-sensitive and accurate measurements
  • Manufactured by Servomex – over 60 years’ experience innovating and pioneering gas analysis with thousands of units used in the field every year

Benchmark compliance

Europe
• ATEX: Ex ia (Intrinsically Safe) IIC T4 Ga (-10°C≤Ta≤+50°C) (+14°F≤Ta≤+122°F)
International
• IEC: Ex ia (Intrinsically Safe) IIC T4 Ga (-10°C≤Ta≤+50°C) (+14°F<Ta≤+122°F)
USA
• FM: IS/I/1/ABCD/T4; -10°C≤Ta≤+50°C: IP65 (Division 1)
• FM: IS/I/0/AEx ia/IIC/T4; -10°C≤Ta≤50°C: IP65 (Zone 0)
Canada
• FM: IS/I/1/ABCD/T4; -10°C≤Ta≤+50°C: IP65 (Division 1)
• FM: IS/I/0/Ex ia/IIC/T4; -10°C≤Ta≤+50°C: IP65 (Zone 0)

The Micro i.s. 5100 is a portable oxygen analyzer using non-depleting Paramagnetic sensing technology for

Gas Measurement
Oxygen (O₂)%

Technologies

Paramagnetic

Certifications

Europe

  • ATEX: Ex ia (Intrinsically Safe) IIC T4 Ga (-10°C_<Ta_<+50°C) (+14°F_<Ta_<+122°F)
  • CE marked and in compliance with ATEX, EMC and WEE Directives scope UL approved and CE marked 100-240V / 43-70Hz AC power supply

International

  • IEC: Ex ia (Intrinsically Safe) IIC T4 Ga (-10°C_<Ta_<+50°C) (+14°F_<Ta_<+122°F)

USA

  • FM: IS/I/1/ABCD/T4; -10°C≤Ta≤+50°C: IP65 (Division 1)
  • FM: IS/I/0/AEx ia/IIC/T4; -10°C≤Ta≤50°C: IP65 (Zone 0)

Canada

  • FM: IS/I/1/ABCD/T4; -10°C≤Ta≤+50°C: IP65 (Division 1)
  • FM: IS/I/0/Ex ia/IIC/T4; -10°C≤Ta≤+50°C: IP65 (Zone 0)

Schematics (select to expand)

Size

160mm (6.3”) Width x 185mm (7.2”) High x 140mm (7.2”) Deep

Weight

1.8kg – 2.3kg (4lbs – 5.1lbs)

Get the detailed specifications

“For in-depth specifications you’ll want to download our technical datasheet which includes information on technology, performance, operating environment, sample conditions and compliance along with technical drawings and top-level benefits and applications.”

Keith Warren
Product Manager – Process pm Oxygen & Zirconia Combustion

Find out all about the Micro i.s. 5100

“Get all the details you need with our comprehensive Micro i.s. 5100 resource pack. Download it now for features, performance benefits and technical specifications.

Keith Warren
Product Manager – Process pm Oxygen & Zirconia Combustion

Manuals and brochures

Download the product brochure and operator manual for the Micro i.s. 5100 to learn more about this portable oxygen analyzer.

SERVOFLEX Micro i.s. 5100 Operator Manual

See how to set up and use our intrinsically safe portable gas analyzer

SERVOFLEX Micro i.s. 5100 Operator Manual

See how to set up and use our intrinsically safe portable gas analyzer

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SERVOFLEX Micro i.s. 5100 Certification Manual

Conformity and hazardous area certification data for this portable analyzer

SERVOFLEX Micro i.s. 5100 Certification Manual

Conformity and hazardous area certification data for this portable analyzer

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SERVOFLEX Micro i.s. 5100 Product Brochure

Learn about our portable gas analyzer for hazard-rated locations

SERVOFLEX Micro i.s. 5100 Product Brochure

Learn about our portable gas analyzer for hazard-rated locations

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See for yourself

Our videos give you the chance to watch our products in action and hear from our experts. You can also see our analyzers unboxed, and find out more about our solutions for key applications

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