Product overview Laser 3 Plus Process Hazardous area Compact TDL gas analyzer optimized for process O2 measurements Unrivalled performance Process temperatures up to 500°C (932°F)* Intuitive alignment for easy installation and maintenance Negligable zero drift Gas Application Process control Combustion Safety SENSING TECHNOLOGY Tunable Diode Laser Calibration 12 months Fast response Flexible Compact design Performs in high particulate environments Path lengths from 0.1m to 5m (0.3-16.4ft)* Minimal cross interference Diverse mounting: ideal for ducts, stacks and reactor installations Easy to use Simple to install and operate Robust and reliable Key applications Oxidation control Inerting Safety monitoring Flare gas monitoring Combustion control No moving parts, no consumables No sample conditioning system - reduced maintenance costs No hazardous area purge required Benchmark compliance ATEX, IECEx and North American hazardous area approvals Certified for gases and dust Hardware safety integrity certification supports use in SIL 2 safety instrumented systems IP66 CE approved Space saving Digital communications Modbus over Ethernet User friendly interface and rapid disconnect for easy calibration * Application and measurement dependent Coal to chemical Process control Process oxygen For more information visit servomex.com/contact

Laser 3 Plus Process A revolutionary approach to TDL gas analysis By combining the latest advances in hardware with leading-edge software processing, the SERVOTOUGH Laser 3 Plus is a revolutionary step forward for TDL gas analysis. Servomex has approached TDL analysis afresh, creating an analyzer a fraction of the size without compromising performance. The result is TDL analysis that is easier and faster to install - saving valuable space while enabling much greater installation flexibility. Low maintenance, low cost-of-ownership The next-generation ethos of the Laser 3 Plus works hard to reduce...

Technical data sheet SERVOTOUGH Laser 3 Plus Process Specifications Gases measured Single Line Tunable Diode Laser Spectroscopy Performance Optical path length‡ Measurement update rate Drift (zero) Negligible, <2% Full Scale Range (FSR) between calibrations Drift (span) ± detection limit or ± 1% of reading, whichever is the greater Recommended every 12 months Measurement availability Optimal measurement availability via sealed reference cuvette and Servomex’s unique line lock technology principle as standard. * Detection limits are specified as the 95% confidence interval for 1m (3.3ft) optical...

Signal outputs/inputs Analog output 1 isolated 4-20mA: 500Ω maximum as standard Output range Analog output parameters freely selectable over measurement range Alarms & relays 1 x status relay 1A at 30V dc/ac as standard 2 x additional outputs (specification as above) may be fitted as an option Analog input (optional) 2 x 4-20mA inputs, maximum current 22mA; input impedence 50Ω Digital communications Modbus TCP/IP Ethernet (10 or 100 base) Dimensions, WxDxH 1 x additional output (specification as above) may be fitted as an option Utilities Supply voltage Rated power Dry and oil-free air (ISO 8573.1...

Compliance Hazardous area approvals For process hazardous area zones no greater than Zone 2 or Zone 21 ATEX (Europe) IECEx (International) North America Class I, Division 2, Groups A-D Ex tb [Ex op is] IIIB T135°C IP66 Db (-20°C ≤ Ta ≤ +65°C) Class II, Division 2, Groups F&G Class III Class I, Zone 2 Group IIC Ambient temperature range -20°C to +65°C, T4 IP66 and type 4X The SERVOTOUGH Laser 3 Plus complies with the EMC Directive, RoHS, and all other applicable directives Electrical safety Electrical safety to IEC 61010-1; the SERVOTOUGH Laser 3 Plus has also been certified for use in ordinary...

Dimensional drawings Transmitter Dimensions shown in millimetres

We’re ready to help Whatever your gas analysis requirements, wherever you are. These analyzers are not intended for any form of use on humans and are not medical devices as described in the Medical Devices legislation or regulation. Please note: Whilst every effort has been made to ensure accuracy, no responsibility can be accepted for errors and omissions. Data may change, as well as legislation, and you are strongly advised to obtain copies of the most recently issued regulations, standards and guidelines. This document is not intended to form the basis of a contract. Servomex has a policy...