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appendix 5 - Glossary of terms
PLC –
Programmable logic controller located in the cab of the truck and displays digital information
on the water blasting system.
Plunge -
The action of pushing the drum into the pavement.
Potable Water –
Clean water that is suitable for drinking.
PSI –
Pounds per square inch, a unit of pressure.
Remote Switch Control -
A wired device used to control debris tank latches, and dumping procedures.
RPM –
Revolutions per minute. The revolutions of the engine crankshaft, pump or motor each minute.
Silencer –
Muffles the sound of the airflow being pulled through the vacuum blower.
Sight Tube –
Clear pipe on side of the clean water tank and debris tank that indicates the level of
the water.
Soft Key -
Buttons that have a programmable response. These may or may not be on a digital console.
Teeth sockets -
the places in the drum where teeth are installed
Teeth -
the instruments installed into the drum that do the work of removing the targeted material
Wireless Remote Control -
a wireless console used to control the skip function of the lift arm.
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