Rev. 1 - 06/07
ARCHITECTS' AND ENGINEERS'
The DTMF Input Board(s) shall be Alpha
Communications® VV100D or equiva-
lent. The VV100D shall be used to provide
a filtered telephone line input to the model#
The contractor shall also furnish and install
the required 12VDC power supply (model
#SS12P or equivalent).
All wiring to relay shall be low-voltage
Class II wiring, installed as per all federal,
state, and local electrical and building codes.
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DTMF Input Board
The Alpha Communications® VV100D
DTMF Input Boards are used for a variety
of applications. The primary use is for
providing a filtered telephone line input to
the model VVDTMF board. The VV100D
is powered from a separate 12VDC plug-in
power supply (model # SS12P or equiva-
The VV100D boards are designed to easily
surface mount right onto the finished wall
by using the mounting holes provided for
screw mounting, along with the provided
Connections are positive screw terminal
and plug-in type.
Easily Installs Right on Finished Wall Surface
• Operates on Safe Low-Voltage Class II Wiring
• Convenient Screw Terminal and Plug-in Connections
3.25"W (83mm) x 1.80"H (46mm) x .75"D
Screw Terminal and Plug-in Connectors
Power Required: 12VDC, provided by the model# SS12P
plug-in power supply
DTMF Input Board
Due to continuous product improvement, all colors, sizes, materials,
finishes and specifications are subject to change without notice.