
Chapter 1 - Introduction2
Adding additional product control is easy•
Single high speed CAN bus cable entering the cab•
Mapper utility for mapping points, lines, and polygons using just the Leg-•
acy console
Version 3.11 or later capable of working with Gen I and Gen II CAN mod-•
ules
External (EXT) option to operate as external computer to already installed •
controllers
Multiple Product Variable Rate capable•
CAN BUS - VERSATILITY AND VALUE
The Legacy 6000 utilizes CAN Bus technology, an industry standard that TeeJet
Technologies uses to execute precise product control in an environment more ro-
bust than any of its predecessors. Controller Area Network (CAN) is a system
comprised of independent, intelligent modules connected by a single high-speed
cable known as a bus, over which all the data in the system travels. CAN was origi-
nally developed for the automotive industry to provide a cost-effective means for a
large number of electronic functions or systems to be interconnected without large,
expensive, and troublesome wiring harnesses.
Within a CAN system each module contains its own microprocessor. All modules
share a standard protocol or communication sequence that conforms to the ISO
11898 standard. Since modules have built-in computing power, a CAN system is
extremelyexibleandeasilyexpandstomeetacustomer’sneeds.
Individualmoduleshavespecicanduniquefunctionstoexecute,aswellasthe
responsibility to constantly report the functions and current status. Data on the
CAN is available many times a second, allowing the operation of a quick and re-
sponsive control system.
The Legacy 6000 uses 4 types of modules, each having a unique function de-
scribed in the following text. The console located inside the cab is one of the
modules and serves as the user interface. The remaining modules are positioned
aroundthechassisclosetotheareatheyinuence.Forinstance,theDualControl
Module (DCM) connects to the actuator and sensor and controls the actual release
of the product. Upgrading from two-product to four-product application (or more) is
simply a matter of adding additional DCM’s to the system.
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