In-tank sensor checks AdBlue quality

Commercial Motor
July 5, 2007

An on-board sensor to monitor the quality of AdBlue solution on board diesel trucks equipped with SCR deNOx systems has been developed by Wema. The urea quality sensor, integrated with a level sensor submerged in the on-board AdBlue tank, is claimed to be able to verify compliance with the DIN70070 AdBlue standard, detecting unduly high or low urea-water mixture strengths.

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