Specifications
DSC 8400DL
8 Channel Digital Communicator
• Built-in Downlook
®
program
• 7 N/O or N/C alarm inputs
• programmed for Downlook
®
via DSC PC2550RK keypad
• Communicates alarm
and video information
• 3 outputs
• Built in telephone line monitor
DLM-7 provides 7 video inputs
triggered from inputs to 8400DL
DLM-4 provides video, capture, 
compression and transmission 
to a monitoring station
PS3085
Power Supply
• Provides 3A, 12VDC power 
for the 8400DL, DLM-4, 
and DLM-7
• Supervisory outputs for 
low battery and AC failure
• 16VAC transformer required
DLC-1
Universal System Cabinet
• Houses 8400DL, PS3085, 
DLM-7, and DLM-4
Universal Downlook
®
System
adds Downlook
®
capability to any alarm panel 
or…acts as a standalone Downlook
®
system
DLM-4/4L
Video Transmitter Module
• Captures, compresses, and
transmits B&W still frame video
• Used on all Downlook
®
applications:
- DLM-4 with 8400DL, 
PC1580, and PC3000DL
- DLM-4L for Power832 
equipped with PC5015 
control board
• Single 75ohm input for camera,
VCR, or video switcher
• PAL or NTSC operation
• 10.5 - 16VDC operation, 
300mA @12VDC
PC5108L
Power832
®
Video Matrix Module
• Adds 8 video inputs, one video
output and 8 alarm zones to
Power832
®
equipped with 
PC5015* control board
• All necessary Downlook
®
programming software 
built-in to Power832
®
• May be used alone as an 
on-site video switcher
DLM-4L required for video, capture,
compression and transmission to a
monitoring station
DLM-7
7 Camera Expansion Module
• Connects to DLM-4
• Expands Downlook
®
system to: 
- 7 video inputs when used 
with 8400DL
- 4 video inputs when used 
with PC1580
- not used on Power832
®
• Provides camera switching when
used with DLM-4 rotary feature
DLGB
Video Grabber Board
• Plugs into computer ISA slot
• Cable connection to receiver
MLRV-A module to capture
Downlook
®
video on a PC
• One DLGB required 
per MLRV-A
• Includes PSA software to 
display and manage 
video images
• Requires dedicated 486 Pentium
with at least 8Mb ram, 1Mb
video ram, Windows
™
3.11 
or 95, and a mouse or 
touch screen
• 4 cards per PC
DLC-1 Cabinet
PS3085
DLM-4
8400DL
DLM-7
up to 7 
control
inputs
Optional 
Alarm Panel
Telco
Telco
up to 7 
video sources
Automated
Still Frame Video
Transmission System
Downlook
®
integrates video with DSC alarm systems to provide positive alarm veri-
fication and a visual record of events for subsequent investigations.
• 27 •• 26 •
Impact Quad Splitter
Our video handling series offers multiplexers, 
quad processors and video switchers. Easy to use, 
reliable and versatile, this series optimizes the 
customer's CCTV installations through intelligent 
design and a high degree of programmability.
OBS14 Remote 
Observation System
This line of observation system equipment creates a 
complete professional CCTV solution. Standard CAT5
cables and 2-way audio capability combine to provide 
an easy-to-install plug and play expandable system
which requires less cabling and installation time. 
Ellipse Concealed Cameras 
Our dome series presents a versatile line of full or 
half sphere domes engineered for easy installation 
and maintenance. The domes are capable of housing 
up to four PCB cameras and are extremely durable.
Adaptable to many different applications, they can be
recessed, flush-, pole- or wall-mounted. 
Video Recorders
Our new line of video recorders, a complement 
to our monitor series, has been made for high 
performance. These recorders are capable of 
reproducing high-resolution color or black & 
white images, and provide advanced features such 
as combined time-lapse and real-time recording. 
BG100
Our camera housing series has been designed for 
indoor, outdoor, ceiling- or wall-mount installation. 
The series is adaptable to a wide range of 
installation conditions in the harshest environments, 
and each has been designed to be user-friendly, 
simple to install and easy to maintain.










