The Thermox ZONE 1 EXd WDG-V combustion analyzer from AMETEK Process Instruments has been third-party certified for Zone 1 hazardous locations, allowing the unit to operate in areas in which hazardous vapors and gases will continuously be present.
The ZONE 1 EXd WDG-V analyzer offers a complete solution for combustion process control and safety with redundancy and diagnostics that provide end users with digitally transmitted information via Modbus and Ethernet that can be used to implement predictive and proactive Asset Management maintenance programs.
Control and Safety
AMETEK Thermox WDG-V extractive combustion analyzer offer industry leading safety support. First in its class to be third party certified for SIL-2 implementation in safety instrumented systems. The ZONE 1 EXd WDG-V provides a complete solution for combustion control and safety.
New enclosure design certified for IEC Zone 1 requirements. Certificate No.: IECEx ETL 16.0028X Self-Contained Integral unit with no purge required, self-contained housing that provides a new layer of safety. Integral flow sensor standard with Zone 1
ZONE 1 EXd WDG-V Range of Measurement
Measurements of O2, COe and CH4 in one unit.
Digitally transmitted information via MODBUS and Ethernet that can be used for predictive and proactive asset management
Principle of Operation: Zirconium oxide for net oxygen measurement and catalytic detectors for combustibles.
- Oxygen: From 0-1 to 0-100%
- Combustibles: 0-500 PPM to 0-5%
- Methane: 0-5%
Accuracy of the ZONE 1 EXd WDG-V
- Oxygen: ±0.75% of measured value or ±0.05%, whichever is greater
- Combustibles: ±2% of full scale output range
- Oxygen: 90% of a step change < 11 seconds with Flame Arrestors
- Combustibles: 90% of a step change < 20 seconds with Flame Arrestors
Aspirator Air Requirements
3 SCFH Typical at 3 to 6 psig, Instrument air or Nitrogen