Patent ID: 6941981

Claim:
A method for automatic calibration and set-up, between production runs, of a liquid filling system's plurality of metering devices, comprising the steps of; prime/air purging liquid product into a receptacle; metering device calibration, wherein said step of metering device calibration further comprises; positioning one or more filling nozzles over a product collection receptacle; cycling a first metering device to dispense an amount of liquid product through one of said nozzles into said collection receptacle; weighing said amount of liquid product dispensed by said first metering device; comparing said dispensed amount of liquid product to a target fill volume/weight; adjusting, if necessary, said amount of liquid product dispensed by said first metering device; and repeating said cycling, weighing, comparing, and adjusting steps until said amount of liquid product dispensed by said first metering device is determined to be within a specified tolerance range; and emptying said receptacle.