6
S
ECTION
3
3
C
B
3.1
T
1.
LED Signal Lamps and Housing
• 12” diameter, LED lamp module with high-
fl
ux lensing and complies with ITE standards.
• ITE certi
fi
ed polycarbonate housing with an aluminum backboard.
• Standard ball cap visors extend over each LED lamp by 10” (tunnel visors available).
• Back Lamp: 4” amber LED lamp mounted on the signal head provides phase status to workers in the
construction zone. Behavior is displayed as:
◦
Flashing = Phase status is GREEN
◦
Solid = Phase status is AMBER or RED
2.
Horizontal Mast Arm
• The galvanized/painted, steel telespar arm that contains the signal head(s) that are positioned over
the roadway when fully deployed.
3.
Communication Link (Radio Transceiver)
• A Radio Transceiver is installed in each PTL 2.4x Unit in order for the units to communicate.
• The Radio Transceiver is a 1-Watt system designed to communicate up to 1 mile (with line of sight).
◦
The Unit operates on the approved frequency range as per the MUTCD/FCC Part 90.17 – (910
MHz - 917 MHz spread spectrum, frequency hopping) – No FCC licensing required.
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