Genesis O2

LAND LAND LAND LAND instruments

How to measure Oxygen

• In situ Vs Extractive

• Extractive ◊ Paramagnetic

◊ Zirconia Extraction

• In Situ◊ Zirconia

Genesis O2

LAND LAND LAND LAND instruments

In Situ Zirconia Measurement

• Principle of Operation Flue Gases

Zirconia

HeaterHeater

O formed

O dischargedto O

Air

2-

2-

Thermocouple

Porous PlatinumElectrodes

2

Genesis O2

LAND LAND LAND LAND instruments

In Situ Zirconia Measurement

• Principle of Operation Sensor Output across Electrodes is given by:

E = RT In P1 + C4F P2

where:R - Gas ConstantP1 - Air Oxygen LevelP2 - Flue Gas Oxygen LevelF - Faraday’s ConstantT - Absolute TemperatureC - Cell Constant

Genesis O2

LAND LAND LAND LAND instruments

In Situ Zirconia Measurement

• Principle of Operation

220

200

180

160

140

120

100

80

60

40

20

0

0.1 0.2 0.5 1.0 2.0 5.0 10 2025

mV

%O2

1400°C

600°C 20.9%

Genesis O2

LAND LAND LAND LAND instruments

In Situ Zirconia Measurements

• Advantages over sampling systems◊ Fast response

◊ Stable

◊ High output at low % 02

◊ Low interference

◊ In situ calibration (manual or automatic)

◊ Robust

◊ Easy to Install and Maintain

◊ Can be used for general purpose high temperature and hazardous area applications

Genesis O2

LAND LAND LAND LAND instruments

In Situ Zirconia Measurements

• Disadvantages against sampling System◊ Makes reading on wet basis

◊ Occasional chemical inference of sensor

Genesis O2

LAND LAND LAND LAND instruments

Genesis O2

LAND LAND LAND LAND instruments

• Product Range◊ Stand alone system

◊ Remote control system

◊ Universal control unit

◊ High temperature system

◊ Hazardous area system

genesis

Genesis O2

LAND LAND LAND LAND instruments

• Model g1200 & g1210 Probe

Flame Arrester

Optional

StandardPorous Ceramic

FilterZirconia Cell

Heater

Inner

Electrode

Outer

Electrode

Electrode

Contact

Thermocouple

Reference Air

Thermocouple

Leads

Electrode

Lead

genesis

Genesis O2

LAND LAND LAND LAND instruments

• Probe Features

◊ Insertion Lengths 0.4M, 1.0M, 1.5M, 2.0M

◊ Fixing Flange JIS or 2” ANSI

◊ Probe material stainless steel

◊ Flue gas temp range 0-600°C

◊ Flue gas pressure or 50cm WG

g enesis

Genesis O2

LAND LAND LAND LAND instruments

• Stand alone g1200

• Control unit part of probe

genesis

Genesis O2

LAND LAND LAND LAND instruments

• g 1200 Stand Alone Oxygen System Features:◊ Display on probe

◊ Diagnostics on probe

◊ User interface on probe

◊ System confirmation on probe

◊ System fault indication on probe

◊ Analogue output (optional track or hold)

◊ Customer configured alarms

◊ Serial communication (RS 485 Modbus Protocol)

◊ Manual or Auto calibration trigger

◊ IP65 enclosed

◊ Universal Power input

genesis

Genesis O2

LAND LAND LAND LAND instruments

• Remote / Universal Control Unit g1220 ◊ Can be used with Genesis g 1210 probe

◊ Compatible with probes of other manufacturers

◊ All setting as stand alone unit

◊ Used with high temperature Genesis g 1230 probe

◊ Supplied with wall mounting flange

genesis

Genesis O2

LAND LAND LAND LAND instruments

• High Temperature Probe g 1230◊ Works with remote control g 1220

◊ Gas Temperature range 600 - 1400°C

◊ Probe lengths 556 or 953mm

◊ Various sheath materials depending on Temperature• Incoloy up to 1000°C

• Alumnus Porcelain up to 1250°C

• Recrystalised Alumina up to 1400°C

genesis

Genesis O2

LAND LAND LAND LAND instruments

• Automatic Calibration Flow/Control Unit g 1270◊ For auto calibration of stand alone and remote systems

◊ Use where regular calibration required

◊ Often required for compliance monitoring

g enesis