摘要 |
A system is provided for dispensing liquid coloring agent to concrete delivery vehicles. The invention includes (a) a plurality of bulk tanks, (b) a weighing vessel connected in fluid tight communication with each bulk tank, and (c) a fill line connecting each weighing vessel to the loading zone. Preferably, the weighing vessel has a capacity between about 40 and about 80 gallons and comprises one or more load cells which communicate to a PLC.
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