This document is an instruction manual for Fuji Electric's zirconia oxygen analyzer detector (Type ZFK 2,5), explaining the features and operation of the product.
This manual provides instructions for the Fuji Electric Direct Insertion Type Zirconia Oxygen Analyzer Detector, specifically models ZFK2 and ZFK5. It details the device's operation based on the conductivity of a solid electrolyte composed mainly of zirconia at high temperatures. The document covers safety precautions, mounting locations and methods, piping for calibration and reference gases, wiring, and operational procedures.
| Operating temperature of detector | about 800 °C |
|---|---|
| Ambient temperature range | -10 to +60°C |
| Relative humidity limit | less than 95%RH |
No, this product is not made with explosion-proof specifications and should not be used in an explosive gas atmosphere.
The operating temperature of the detector tip is about 800 °C, so it should never be touched by bare hand.
Before cleaning the flow guide tube, the main power must be turned off and the tube must be cooled down fully.