Oval gear meters for use as in-line meters for oil, DEF / AdBlue®, windshield wash solution or anti-freeze solution lines depending on the meter wetted materials. They can be wall mounted in the fluid line or at the pump outlet. Meters are shock proof and isolated from the fluid handled and the assembly is enclosed in a TPE moulded shroud. Meter has a led light that indicates when the solenoid valve linked with the meter is open when used in an Inventory Management System. Instruction book: 836873.