Britax BF920 Series User manual
INSTALLATION & OPERATION MANUAL
Read all instructions and warnings before installing and using.
This manual must be delivered to the end user of this equipment.
BF920 Series
LED Twin Beacon
Introduction
The BF920 is a weatherproof LED based warning light beacon, that contains two
state-of-the-art high intensity BF900 beacons, in a sealed housing with alloy metal base.
Features and Specifications
Operating Voltage: DC10V-30V, Reverse Polarity Protected
Lens: Polycarbonate (Clear and amber option)
Base: Aluminium alloy
Optics: SAE J845 Class 1 compliance
Electromagnetic: ISO 13766:2006
Maintenance:
The beacons are completely sealed units designed to be maintenance free.
There are no repairable parts inside.
Compliance Data for each BF900
Vibration test: SAE J845
Electromagnetic: ISO 13766:2006
Mechanical Tests: SAE J575
Photometry Tests: SAE J845
Colour Test: SAE J578
Environment: SAE J845
In addition to SAE J845 testing BF900 series also complies
to the following EMC and ESD standard:
EMC: ISO13766
ISO11452-4, ISO11452-2
Flash Patterns
Factory preset mode patterns
MODE
Default PA5
1PA6
2PA2 Rotator 150rpm
3PA3
There are seven other flash pattern options
ALT Comments
PA0 Auto or random All switches OFF
PA1 Yes Yes
PA2 Rotator 150rpm Yes
PA3 Yes Yes
PA4 Rotator 210rpm Yes
PA5 Yes Yes
PA6 Yes Yes
Please note that the flash pattern change switch is located inside inner beacon lens.
Current Draw
Maximum Current Draw: Imax = 5A @ 12.8V (single flash)
WARNING!
This product contains high intensity LED devices. To prevent eye damage,
WARNING!
The use of this or any warning device does not insure that all drivers can or
of-way for granted. It is your responsibility to be sure you can proceed safely
before entering an intersection, driving against traffic, responding at a high
The effectiveness of this warning device is highly dependant upon correct
mounting and wiring. Read and follow the manufacturer’s instructions
before installing or using this device. The vehicle operator should insure daily
that all features of the device operate correctly. In use, the vehicle operator
or other obstructions. This equipment is intended for use by authorised
personnel only. It is the user’s responsibility to understand and obey all laws
city, state and federal laws and regulations.
Britax assumes no liability for any loss resulting from the use of this
warning device. Proper installation is vital to the performance of this warning
device and the safe operation of the emergency vehicle. It is important to
recognise that the operator of the emergency vehicle is under psychological
and physiological stress caused by the emergency situation. The warning
device should be installed in such a manner as to: a) not reduce the output
performance of the system, b) place the controls within convenient reach
of the operator so that he/she can operate the system without losing eye
contact with the roadway.
Emergency warning devices often require high electrical voltages and/or
currents. Properly protect and use caution around live electrical connections.
which can cause personal injury and/or severe vehicle damage, including fire.
Installation and Mounting
There are 3 mounting configurations available.
1. Use two mounting holes located opposite each other at the waist.
2. Use two mounting holes located at the centre of each end.
3. Use four mounting holes located at each corner.
Select suitable mounting location ensuing it is at least 500mm away from any radio
antennas or other sensitive equipment. Sealing integrity is dependent on flush
underside of bolt holes.
Remove lens and select most suitable mounting points in alloy base (as per above).
lens at this stage.
Wiring Instructions
COLOR ..... .........
Red ........Power..............
....................
Yellow......Synchronisation ....Another BF900 series
Violet.......Dimming . . . . . . . . . . .
Brown......Mode selection 1 ...Open or ground, see operation section
......Mode selection 2 ...Open or ground, see operation section
Operation:
Flashing Pattern selection
1. A Dip Switch is used to select the flashing pattern
on single flash patterns.
Alternatively Flashing /Reversing
1. Flash the beacons.
3. The beacons which has Phase Jumper OFF act as Phase I.
4. Then Phase I beacons will alt flash with Phase II beacons.
5. If beacon is under rotating pattern, phase selection jumper will change
rotating direction.
Dimming
1. Default 100% light output.
2. Connect violet wire to ground: diming to 30% light intensity.
Mode selection
Mode Brown Wire Green Wire
Mode 1.............................. .
Mode 2.............................. ..........
Mode 3.............................. .
Flash pattern selected by dip switch... ..........
WARRANTY
Britax Automotive Equipment’s devices are tested and found to be operational
at the time of manufacture.
Provided they are installed and operated in accordance with manufacturer’s
recommendations, Britax Automotive Equipment guarantees all parts and
components to a period of 1 year (unless otherwise expressed) from the date of
purchase or delivery, whichever is later. Units demonstrated to be defective within the
warranty period will be repaired or replaced at the factory service center at no cost.
Use of lamp or other electrical load of a wattage higher than installed or
recommended by the factory, or use of inappropriate or inadequate wiring or
circuit protection causes this warranty to become void. Failure or destruction of
the product resulting from abuse or unusual use and/or accidents is not covered
by this warranty. Britax Automotive Equipment shall in no way be liable for other
damages including consequential, indirect or special damages whether loss is due
to negligence or breach of warranty.
PRODUCT RETURNS
If a product must be returned for repair or replacement*, please contact our service
to avoid damage to the product being returned while in transit.
Dimensions
Issue date
24-Sep-14
Dip switch for
pattern selection
Phase selection
jumper
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