The PH21 does not have a liquid Earth, hence does not measure ORP. When using a FU20 or FU24 ORP/REDOX will be measured, but will not show up in the display. Error messages can be configured for ORP and will give warnings.
Prodotti e Soluzioni Correlati
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All-in-One pH/ORP Sensor Series FU20 and FU24
The FU20 and FU24, all-in-one pH and ORP, sensors show how Yokogawa applies the motto "Simple is best" to sensor technology.
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Wide Body Sensor for Water and Wastewater PH21
The PH21 is the newest wide body sensor in the Yokogawa portfolio meant for water and wastewater market.