Product overview High Purity Tunable diode laser absorption spectroscopy (TDLAS) trace/ultra-trace moisture measurements for ultra high purity electronic gases Unrivalled performance SENSING TECHNOLOGY Laser Moisture Uses industry-leading, high stability Tunable Diode Laser (TDLAS) sensing technology New Solid State Hard Drive and CPU 1ppb Lower Detection Limit (LDL) Manufactured by Servomex 70 years’ experience innovating and pioneering gas analysis and thousands of units used in the field every year Flexible Broad detection range: 0ppb – 20ppm NanoTrace SERIES Operable via front panel or digital communication options Analysis resistant to gas cell contamination: DF-745 operates to specification with up to 90% signal loss Easy to use Improved uptime with TDLAS first principle physics methodology Laser lock system guarantees location of the moisture spectra peak High reliability - repeatable baseline measurements are not affected by a loss in mirror reflectivity Herriott Cell sensor design, the same as used in NASA’s Mars rovers Absence of zero drift reduces calibration requirements Modular design allows individual component replacement in the field No consumables required Key applications ASU bulk gas production quality control prior to final purification to UHP specifications Pollution Degree 2 EU EMC Directive EU Low Voltage Directive Class 1 laser product Leak detection checks for UHP electronic gases used in semiconductor fabs For more information visit servomex.com/cont

NanoTrace DF-745 Flexible TDLAS trace and ultra-trace measurements Modern LCD and LED manufacturing processes require an ultra-trace quality measurement for moisture contaminants in high purity electronics grade gases. In such a demanding application, users need analysis capable of delivering high-accuracy and ultra-low detection limits in multiple background gases. No matter how demanding the application requirement, you’ll want a device that reduces preventative maintenance costs, maximizes uptime and has a long-life in the market place. We don’t believe you should have to compromise. A no...

Technical data sheet Tunable Diode Laser Absorption Spectroscopy (TDLAS) Performance Measurement range Lower detection limit Intrinsic error (accuracy) FS ±3% of reading / ±0.2ppb (whichever is greater) Zero drift/month Span drift/month Upset recovery time <5 minutes to return to within 10ppb of previous stable reading Signal outputs/inputs Analog output Analog output range Scalable to any range between 0-2ppb to 0-20ppm Visual alarms 4 moisture levels, temperature, system error, pressure range and hydrogen safety system (if applicable) Dual scale range 2 user selectable analog output ranges...

Physical Size 483mm (19”) Wide x 266mm (10.5”) High x 631mm (24.9”) Deep (see drawing below) Standard aspirator connection 1/4” compression inlet and outlet fittings 19” rack mount NEMA 1 enclosure, IP10 Utilities Supply voltage Optional - recommended if operating near LDL Standard aspirator gas supply (gauge) N2 or CDA at 80psig (±3psig) 15l/min with a backpressure on outlet stream of <2psig N2 or CDA 60 to 100psi, 4.14 to 6.89 Bar, 413.7 to 689.5 KPa (Isolation panel option) This product complies with the EU EMC Directive, EU Low Voltage Directive, Pollution Degree 2. This is a class 1 laser...

Dimensional drawings Dimensions shown in millimetres [inches]

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...