ITE Institute of Transportation Engineers
MUTCD Manual on Uniform Traffic Control Devices
OBUI Onboard User Interface
VTSCH Vehicle Traffic Control Signal Heads
1.5 Limitations of scope
This manual supplement provides an overview of the Flash Technology Road Holding Position Light with
wireless remote control.
This manual is supplemental to the general user manual and is not intended as a replacement. Consult the
general user manual for all other aspects of setup, operation, maintenance and troubleshooting.
This manual supplement provides rudimentary information for the Flash Technology aviation products
wireless Handheld Controller as it applies to the Road Holding Position Light only. Consult the Handheld
Controller manual for all other aspects of operation, maintenance and troubleshooting.
2.0 Theory of operation
The Road Holding Position Light is a solar-powered vehicle traffic flashing beacon system designed to provide
continuous 24-hour visual warning of mandatory roadway stop points and hazards. The beacon provides an on-off
flash pattern compliant with U.S. Federal Highways Administration, Manual on Uniform Traffic Control Devices
(MUTCD). The beacon also complies with the Institute of Transportation Engineers, Vehicle Traffic Control Signal
Heads (VTCSH) requirement for beam shape and chromaticity.
Note:
This system has been factory-configured to meet the VTCSH requirement for light output intensity: 365 candelas
The Road Holding Position Light is designed to operate continuously 24-hour per day. The product described
herein has been fitted with a 900 MHz radio receiver, which can provide on-off control of the system or temporary
timed 15-minute on cycles. See section 5.0 of this document for a table describing wireless control states and
operational modes.
3.0 Product Set-up
Please refer to the user manual for complete product set-up and product warnings
3.1 Antenna Installation
The control cabinet has been furnished with a replaceable whip style antenna.
Locate the antenna inside the cabinet and install it on the exterior of the control cabinet
as shown.