Features

• Oxygen and combustibles measurements in a single, easy-to-install transmitter design
• Integral or remote-mounted electronics options
• Fully field-repairable
• NEW Software Features
• FOUNDATION® fieldbus and HART® Communications, AMS/PlantWeb® compatible
• Air purge cycle improves cell calibration and effectiveness
• NEW Hardware Features
• Optional factory built auto-calibration panel
• Internal filter for use in higher than normal particulate levels
• Additional in situ filters
• Large surface area filter for higher particulate levels
• Stainless steel and hastelloy filter
• Suitable for process temperatures up to 2600ºF (1427ºC)

Benefits

• All information from the analyzer is updated constantly and provided to the operator or technician.  Low cost to maintain.
• Provides inputs for significant fuel savings which normally pay for the analyzer in less than one year
• Eliminates cost of mounting separate electronics as well as cabling and conduit between sensors and electronics
• Minimize drift and better sensitivity
• Ease-of-maintenance
• Suitable for use in most combustion applications
• High resistance to corrosion and high temperatures
• Longer life and higher resistance to sulphur

• Net O₂ Range: 0-1% to 0-40% O₂ Fully field-selectable via HART or LOI
• Combustibles: 0-1000 ppm to 0-5% Fully field-selectable via HART or LOI
• Accuracy: Oxygen : ± .75% of reading or .05% O₂, whichever is greater
• Combustibles: ± 2% F.S.
• System Response to Test Gas: O₂: 10 sec T90 Combustibles: 25 sec T90
• Temperature Limits:
• Process: 32° to 2600°F (0° to 1427°C)
• Sensors Housing: -40° to 212°F (-40° to 100°C)
• Electronics Housing: -40° to 149°F (-40° to 65°C)
• Probe Lengths, Nominal and Approximate Shipping Weights:
• 18 in (457 mm) package: 54 pounds (24.5 kg)
• 3 foot (0.91 m) package: 55 pounds (24.5 kg)
• 6 foot (1.83 m) package: 57 pounds (26 kg)
• 9 foot (2.74 m) package: 59 pounds (26.8 kg)
• Materials:
• Probes: 316L stainless steel – 1300°F (704°C) Inconel 600 – 1832°F (1000°C) Ceramic – 2600°F (1427°C)
• Enclosures: Low-copper aluminum
• Calibration: Semi-automatic or automatic
• Calibration Gas mixtures recommended: 0.4% O₂, balance N₂ 8% O₂, balance N₂ 1000 ppm CO, balance air
• Calibration Gas Flow: 7 scfh (0.5 l/m)
• Reference Air: 2 scfh (1 l/m), clean, dry, instrument- quality air (20.95% O₂), regulated to 35 psi (238 kPa)
• Eductor Air: 5 scfh (2.5 l/m), clean, dry, instrument-quality air (20.95% O₂), regulated to 35 psi (238 kPa)
• Dilution Air: .1 scfh (0.5 l/m), clean, dry, instrument-quality air (20.95% O₂), regulated to 35 psi (238 kPa)
• Blowback Air: Clean, dry, instrument quality air (Optional) (20.95% O₂ ) regulated to 55 psi (374 kPa)
• Sensors Housing: NEMA 4, IP66 Two 3/4" – 14 NPT conduit ports
• Electronics Housing: NEMA 4, IP66 Two 3/4" – 14 NPT conduit ports
• Electrical Noise: EN 61326-1, Class A

• Area Certifications: CSA/FM Class 1, Zone 1 Ex D IIB + H2 T3/T6 AEx D IIB + H2 T3/T6 ATEX II 2 G EEx D IIB + H2 T3/T6
• The OCX 8800 complies with the European Union PED 97/23/EC Directive by virtue of SEP. (Split architecture only)
• Line Voltage: 100-240 VAC ± 10% 48-62 Hz.  No switches or jumpers required 3/4" – 14 NPT conduit port
• Isolated Output: O₂, 4-20 mAdc, 950 ohm maximum with HART capability COMB, 4-20mAdc, 950 ohm maximum
• Alarm output relay: dry contact, 30 mA and 30 VDC capacity
• Logic Signals: SPA HART® ALARM module (optional) Low O₂ alarm High Comb alarm Calibration status Unit failure
• Power Consumption Limits: Power Consumption of Heaters: 750 W nominal maximum
• Power Consumption of Electronics: 50 W nominal maximum

• Refinery process heaters
• Petrochemical reactor furnaces
• Small package hot water and steam boilers
• Power and utility boilers
• Waste fuel boilers & incinerators