Overview
Since its establishment, NGK has been engaged in manufacturing ceramic insulators and is now recognized as a leading manufacturer throughout the world. Over the past years, NGK developed O2 analyzers using technology based on ZIRCONIA. Most recently, NGK has produced various instruments independently or together with other manufacturers by adapting unique technology based on ZIRCONIA and INFRA-RED rays. NGK now offers a complete range of measuring instruments in addition to consultation on instrumentation and various system components.
Contributing to the optimum operation of equipment and energy saving in a wide variety of industries
We handle gas oxygen analyzers (O2 meters), nitrogen oxide analyzers (NOx-O2 meters), etc. to which a zirconia ceramic sensor is applied for suitable use for various processes. As well as a lineup for the direct-insertion measurement of oxygen concentration in high-temperature gas within heating furnaces, holding furnaces, etc. for controlling fuel consumption for boilers, we have a lineup of packaging, portable gas oxygen analyzers for reflow furnaces, diffusion furnaces and other R&D uses and explosion-proof types for petrochemical plants. We also handle dust meters for continuously measuring and monitoring dust concentration in exhaust gas in the downstream from electric dust collectors to find break and defect in bag filters.

Application :
- Monitoring atmosphere in foodstuff storage
- Measuring water content of chips and paper
- Measuring O2 content in the soda recovery boiler
- Measuring N2, O2, Ar, etc. in oxygen plants and others
- Measuring O2 content in industrial boilers
- Measuring O2 in units generating N2
- Measuring O2 in exhaust gases of hot blast stoves, heating, and soaking furnaces
- etc
Selection Table by Industries
TF-III ZIRCONIA TYPE O2 ANALYZER FOR STEEL AND BOILERS
Model TF-III is a unique O2 analyzer based on the latest ceramic technologies. It can be used for measuring high-temperature gases from heating and soaking furnaces in steel mills and for combustion exhaust gas containing corrosive exhaust gas.
Model TF-IV ZIRCONIA TYPE O2 ANALYZER FOR DUST AND SLUDGE INCINERATORS
Model TF-IV is a unique O2 analyzer based on the latest ceramic technologies. It is most suitable for measuring high-temperature dust-laden exhaust gas from dust and sludge incinerators.
High-precision gas oxygen analyzers making use of characteristics of a zirconia ceramic sensor
A wide coverage of measurement from low concentration to high concentration
The zirconia sensor applicable to direct-insertion type, direct-connection type and sampling
TF-10 ?LP-30 MLP-10 ? TF-II TF-III TF-IV ? SH-IVD TF-SD Model TF-21/SH-30 Series Model F-30/SH-20 Series
TF-10 Oxygen Analyzer
ZIRCONIA TYPE O2 ANALYZER FOR COMBUSTION EXHAUST GAS
SH-IID Oxygen Analyzer
- ZIRCONIA TYPE PORTABLE O2 ANALYZER
- Model SH-IID O2 analyzer is a multi-function digital version of conventional design without restriction to gas concentrations and can be used in combination with a portable sampling unit.
- Model PME O2 analyzer is extremely compact and lightweight and can be used in a laboratory.
Furnace Atmosphere Analyzers for Reductive Atmosphere Furnaces (CP Meters) - CP meters by means of a zirconia type gas oxygen partial pressure gauge
Good achievements in the metallic heat treatment industry centered about the automotive industry
High stability and reliability due to the use of a direct-insertion type transmitter
CP meters CP-X
Zirconia Type Nitrogen Oxide Analyzers (NOx/O2 Meters)
Nitrogen oxide analyzers making use of characteristics of a zirconia ceramic sensor
pplicable to high-speed measurement due to quick start of measurement
Simultaneous measurement of NOx and O2
Model TFN-21D201
Light Scattering Type Dust Concentration Meters (Dust Concentration Meters)
When dust is irradiated with a light, light scatters from the dust.
The scattering intensity of this light scattering is correlated with the dust weight concentration. The light scattering type dust concentration meter utilizes this correlation
Model ISS-101
- Furnace Atmosphere Analyzers for Reductive Atmosphere Furnaces (CP Meters)
- CP meters by means of a zirconia type gas oxygen partial pressure gauge
Good achievements in the metallic heat treatment industry centered about the automotive industry - High stability and reliability due to the use of a direct-insertion type transmitter
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