Engineered for the assessment of oxygen (O2) in potentially combustible gas samples, the intrinsically safe SERVOFLEX Micro i.s. 5100 is a distinctive analyzer certified for use in Zone 0 and Zone 1, making it appropriate for measuring percentage levels of O2.
- Improved safety measures for the most hazardous areas
- An uncompromising solution
- Functions as diligently as the user does
- A portable analyzer designed for measuring O2 levels below 21 %
- Intrinsically safe, certified for use in Zone 0 and Zone 1 environments
- Capable of analyzing O2 in both flammable and toxic samples
- Can store up to 200 measurements
- Equipped with high-quality, long-lasting Li-Ion rechargeable batteries
- Offers options for pumped or pressure-driven sample gas
Servomex Oxygen Analyzer for Accurate Gas Analysis 5110 Standard Variant 01
The standard variant 1 base level configuration, which is pre-configured, includes the Industrial Accuracy oxygen measurement for general oxygen measurement needs. It comes with a standard 1/4" barb fitting.
- Industrial, with one decimal place, paramagnetic sensor
- An internal lithium-ion rechargeable battery along with a battery charger
- Options for protective carry bag and case accessories
- Internal sample pump
- Options for the sample probe
Overview
High Performance Portable Oxygen Analysis for Hazard-Rated Locations
Designed to fulfill the requirements of the most hazardous environments, the Micro i.s. 5100 provides a highly sensitive percentage oxygen measurement. Its robust, life-proof construction and feature-rich capabilities guarantee optimal operational flexibility.
The SERVOFLEX Micro i.s. 5100 is classified as Intrinsically Safe (i.s.) and can be used to assess both flammable and toxic samples. This smart design eliminates the need for purging before using the device. It features an intuitive user interface, the capacity to store up to 200 measurements, and offers a battery life of up to 18 hours.
Enhanced Safety for the Most Dangerous Locations
When operating in environments with the potential for explosive atmospheres, it is essential to use the most reliable analytical solutions that not only enhance safety but also deliver efficient, engineer-friendly gas measurements.
In scenarios such as catalytic regeneration, decoke cycles, combustion optimization, and monitoring processes in hazardous areas, intrinsically safe (i.s.) certified solutions help reduce costs and increase efficiency.
Regardless of the specific application monitoring needs, it is crucial to select a device that provides a feature-rich performance, extended battery life, minimal operational costs, straightforward ongoing maintenance, and user-friendliness.
A No-Compromise Solution
The SERVOFLEX Micro i.s. integrates user-friendly interaction with a safety-optimized i.s. design, featuring highly sensitive, industry-leading O2 monitoring capabilities. This makes it the perfect portable gas analysis solution for hazardous environments. It offers flexible options, including both pumped and non-pumped formats, as well as a variety of features to simplify sample testing. The Micro i.s. not only fulfilling requirements, but also adapts seamlessly to provide the efficiency and usability that the work necessitates.
Works Hard
Designed to provide a robust and diligent solution with enhanced uptime, the Micro i.s. is equipped with premium, long-lasting Li-Ion rechargeable batteries as standard. Additionally, an integrated digital LCD notepad enables the storage of up to 200 measurements on the device, allowing the user to operate and test with optimal efficiency.
Features and Benefits
Flexible
- IP65 rating
- 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
Easy to Use
- User-friendly interface and icons designed for engineers
- Accommodates up to 200 measurements for later download
- Ergonomically designed with a carrying strap.
Low Cost of Ownership
- Utilizes sensor technologies that do not deplete, thereby minimizing continuous maintenance expenses.
- State-of-the-art Li-Ion rechargeable batteries are provided as standard, offering a run time of up to 18 hours.
Unrivalled Performance
- Uses cutting-edge patented Paramagnetic and Infrared technologies along with advanced algorithms to achieve highly sensitive and precise measurements.
- Produced by Servomex, which boasts over 70 years of expertise in innovating and leading the field of gas analysis, with thousands of units deployed in practical applications annually.
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)
Compare the Standard Analyzer Variants
Use the table below to find the right analyzer variant for the application.
Source: Servomex
| Configuration |
|
| 5110 Micro i.s. Variants |
We 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. |
Source: Servomex
| Micro i.s. 5110 (Pumped) Portable Analyzer |
|
SV01 |
SV02 |
UC |
| Product Certification |
ATEX Cat1(Zone0) / IECEx / cus |
☑ |
☑ |
☑ |
| Supply power Lithium-ion batteries providing 8-36 hours of use, depending on sensor selections |
Rechargeable battery UK |
☐ |
☐ |
☐ |
| Rechargeable battery US |
☐ |
☐ |
☐ |
| Rechargeable battery Europe |
☐ |
☐ |
☐ |
| Measurement |
Oxygen, Industrial Accuracy |
☑ |
■ |
☐ |
| Oxygen, High Accuracy |
■ |
☑ |
☐ |
| Sampling system |
Internal pump with user-configurable timer |
☑ |
☑ |
☑ |
| Inlet coupler |
1/4" Barb (standard) |
☐ |
☐ |
☐ |
| 1/8" NPT thread |
☐ |
☐ |
☐ |
| User manual |
English |
☑ |
☑ |
☑ |
| Sample accessories |
Not supplied |
☐ |
☐ |
☐ |
| Sample Conditioning Kit Supplied |
☐ |
☐ |
☐ |
| Protective Black Bag |
Not supplied |
☐ |
☐ |
☐ |
| Supplied* |
☐ |
☐ |
☐ |
| Probe holder |
Not supplied |
☐ |
☐ |
☐ |
| Supplied: Includes an in-line filter if the sample conditioning kit is not selected |
☐ |
☐ |
☐ |
| Sample probe++ |
Not supplied |
☐ |
☐ |
☐ |
| 25 cm, 316 stainless steel, with protective silicone tip (remove protective silicone tip for process temperatures > 180 ºC) |
☐ |
☐ |
☐ |
| 1 m, 316 stainless steel, without protective silicone tip |
☐ |
☐ |
☐ |
Transport/storage case (safe area only) |
Not supplied |
☐ |
☐ |
☐ |
| Supplied |
☐ |
☐ |
☐ |
* Supplied by default if the sample conditioning kit is selected
++Option applicable if Probe holder option is selected
| ☐ |
Option selectable |
| ■ |
Option not available in that variant |
| ☑ |
Pre-selected option |
Specifications
The SERVOFLEX Micro i.s. 5100 is a portable oxygen analyzer using non-depleting Paramagnetic sensing technology for
Source: Servomex
| Gas |
Measurement |
| Oxygen (O2) |
% |
Technologies
Paramagnetic
Certifications
Europe
- CE marked and in compliance with ATEX, EMC and WEE Directives scope UL approved and CE marked 100-240 V / 43-70 Hz AC power supply
- 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/0/AEx ia/IIC/T4; -10 °C ≤ Ta ≤ 50 °C: IP65 (Zone 0)
- FM: IS/I/1/ABCD/T4; -10 °C ≤ Ta ≤ +50 °C: IP65 (Division 1)
Canada
- FM: IS/I/0/Ex ia/IIC/T4; -10 °C ≤ Ta ≤ +50 °C: IP65 (Zone 0)
- FM: IS/I/1/ABCD/T4; -10 °C ≤ Ta ≤ +50 °C: IP65 (Division 1)
Schematics

Image Credit: Servomex
Size
160 mm (6.3”) Width × 185 mm (7.2”) High × 140 mm (7.2”) Deep
Weight
1.8 kg - 2.3 kg (4 lbs - 5.1 lbs)