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SECTOR II
3, 4.5 or 6m traffic barrier manufactured by
Centurion Systems (Pty) Ltd
Boom
Aluminium pole used to close off roadway or section
thereof
Loop
Inductive loop manufactured to sense a vehicle when it
passes over the loop. Minimum 2.5m wide by 1m
Counterbalance assembly
A spring-assembly to balance the boom pole
Hold down bracket
Bracket used to clamp the cabinet in position
CP84 SM 2A Charger
Battery charger
Camlock
Cabinet-type lock, (60198 Keyed-alike)
DIP switch
Selectable binary switches (two-position)
Modes of Operation
Selection that dictates how the
SECTOR II
barrier will
react to external stimuli
Duty cycle
Percentage per unit time within which the barrier can
operate, i.e. 48 minutes in an hour
Collision-sensing operation
The ability of the boom to detect an obstruction and reverse
direction
Manual Operation
Allows emergency manual operation of boom without
utilising the manual-override
TABLE 1
GLOSSARY OF TERMS
SECTION 1
1. Glossary of Terms
Summary of Contents for SECTOR II
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