Technical Practice
Your Emergency Device can Share a
Why pay for a dedicated line for your
elevator/emergency phone or alarm panel?
The LSR-1 Line Seizure Relay allows the
user to share an existing phone line with an
emergency phone or other priority alarm
device. This can save hundreds of dollars a
year over leasing a dedicated phone line.
The LSR-1 can be used on any C.O. line or
analog PABX/KSU station.
Important: When the emergency device is in use, the phone line is not available for
normal use. Any additional emergency calls will have to be made on another phone
line. For this reason the LSR-1 is not recommended for single line applications.
Note: Connecting more than one set of microphone and speaker combinations to the LSR-1
may infringe on US Patent 5,386,463.
Features
• Interrupts any call in progress and returns fresh
dial tone to the emergency phone
• Modular connections for easy installation
• Operates on any 12 - 32V DC power source
• 12V DC adapter provided
• During power outages the line is connected
directly to the emergency device
• Off hook detection LED for emergency device
port
• Handy test button to simulate an emergency
device off hook
Made in the U.S.A.
Telecommunication Peripheral Products
Line with Your Phone System
http://www.VikingElectronics.com
E-mail...Sales@VikingElectronics.com
Applications
• Emergency phones in elevators, hallways,
parking ramps, etc.
• Security systems or alarm panels with dialers
• Cash machines, credit card readers or any other
device that requires instant access to a phone
line
Sales...(715) 386 - 8861
Specifications
Power: 120V AC/12V DC, 500mA UL listed adapter provided
Dimensions: 119mm x 36mm x 71mm (4.7" x 1.4" x 2.8")
Shipping Weight: .45 kg (1 lb)
Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95% non-
condensing humidity
Talk Battery: 32V DC
Connections: (2) RJ11 jacks, (1) RJ11 plug
LSR-1
Line Seizure Relay
May 21, 2002
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