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Key features
  • Back-compatible with DF-310E platform, including hardware wiring inputs and gas inlets 
  • Analog and digital outputs – 4-20mA, RS232, RS485 and advanced digital communications including Ethernet, Modbus TCP/IP and Profibus 
  • Optional integration of external AquaXact aluminum oxide (Al2O3) moisture sensor probe to allow for two measurements with one analyzer. 
Easy to use
Low cost of ownership
Unrivalled performance
Benchmark compliance

The MonoExact DF310E has been designed specifically to accurately measure oxygen in various industrial gas (IG) applications including nitrogen, argon and hydrogen production, tanker transfill, specialty gas blending, electronic gases and more. Combining Servomex’s latest advances in sensor and analyzer design into an advanced new platform, the DF310E is easy to operate and integrate into a wide range of systems. 

Built around the latest innovations in software and hardware - including a non-depleting Paramagnetic and updated Coulometric digital oxygen sensor - MonoExact DF310E builds on the original DF-310E to give new operational and maintenance benefits that improves user control and reduces cost of ownership. 

Offering comprehensive analog and digital communication options for simple integration into a wide range of systems, MonoExact DF310E is backward-compatible with existing DF-310E installations, ensuring it complies with existing standards and customer agreements without the need for re-testing or re-qualification. 

  • 206mm (8.1”) Wide x 131 (5.2”) High x 245mm (9.7”) Deep 
  • 4.3kg (9.5lbs) 
  • IEC 61010-1 
  • Overvoltage Category II, Pollution Degree 2 
  • EU EMC Directive 
  • EU Low Voltage Directive 

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Key Applications
  • Nitrogen production
  • Argon production
  • Hydrogen production
  • Tanker transfill applications
  • Specialty gas blending
  • Electronic gas verification
Service and Spares

Ensure your SERVOPRO MonoExact DF310E analyzer delivers optimum performance with Servomex Service Network.

Through our global network of engineers and service centers, we provide complete lifetime support for your analyzer. Our services range from installation and commissioning to supplying high quality spares and arranging scheduled servicing: visit our Service Network pages to find out more.

Global Service Network