920-9139-00 Rev. E
Page 1 of 4
IMPORTANT!
Read all instructions before installing and using. Installer: This manual must be delivered to the end user.
Do not install and/or operate this safety product unless you have read and understand the safety
information contained in this manual.
1. Proper installation combined with operator training in the use, care, and maintenance of emergency warning devices are
essential to ensure the safety of you and those you are trying to protect.
2. Exercise caution when working with live electrical connections.
3. This product must be properly grounded. Inadequate grounding and/or shorting of electrical connections can cause high
current arcing, which can cause personal injury and/or severe vehicle damage, including fi re.
4. Proper placement and installation are vital to the performance of this warning device. Install this product so that output
performance of the system is maximized and the controls are placed within convenient reach of the operator so that s/he can
operate the system without losing eye contact with the roadway.
5. It is the responsibility of the vehicle operator to ensure during use that all features of this product work correctly. In use, the
vehicle operator should ensure the projection of the warning signal is not blocked by vehicle components (i.e., open trunks
or compartment doors), people, vehicles, or other obstructions.
6. The use of this or any other warning device does not ensure all drivers can or will observe or react to a warning signal.
Never take the right-of-way for granted. It is your responsibility to be sure you can proceed safely before entering an
intersection, driving against traffi c, responding at a high rate of speed, walking on or around traffi c lanes.
7. This equipment is intended for use by authorized personnel only. The user is responsible for understanding and obeying
all laws regarding warning signal devices. Therefore, the user should check all applicable city, state, and federal laws and
regulations. The manufacturer assumes no liability for any loss resulting from the use of this warning device.
WARNING!
Failure to install or use this product according to manufacturer’s recommendations may result in property damage, serious
bodily/personal injury, and/or death to you and those you are seeking to protect!
!
Input voltage.................... 12-24 VDC
Current draw................... 0.67A maximum.
Cable length..................... 9 Ft.
LED elements..................... 24
Flash patterns................. 16
Synchronized heads...... 64
Contents:
Specifi cations:
1 X SD24 head with built-in power module and cable
1 X Mounting Gasket
2 X #4 X 3/4” Screws
1 X Bezel
Installation & Mounting:
Important!
This unit is a safety device, and it must be connected
to its own separate, fused power point to assure its continued
operation should any other electrical accessory fail.
Before installation, examine the LED heads for transit damage. Do not
use damaged or broken parts.
Installation and Operation Instructions
SD24 LOW PROFILE LED HEAD
The SD24 Series provides a compact high intensity
LED warning signal. The SD24 Series features 12
or 24 VDC operation, 16 fl ash patterns, the ability to
synchronize with additional units and a waterproof
driver module that is in-line with the 9’ cable.
