Valcom V-9943A Instruction Manual
ISSUE 4
1
947944
V-9943A
ELECTRONIC MULTI-TONE RINGER
GENERAL
The V-9943A is a Line-Powered Electronic Multi-
Tone Ringer which is designed for use in an office
environment with a quiet to moderate ambient
noise level. The V-9943A can be connected to a
PABX Station, or common audible contact to
provide a selectable tone and an LED indication to
indicate the presence of incoming calls.
APPLICATIONS
• E-Key system common audible ringer.
• 1A2 key system common audible ringer.
• PABX station ringer.
SPECIFICATIONS
Design
The V-9943A is designed to give incoming call
indication. Incoming call indication is recognized
as an interrupted tone and a light. The tone can
be a solid or warble tone. Different frequencies can
be selected using DIP switches (See Option
Switch Chart).
Features
• Provides a tone indication when a call is
ringing in.
• Switch selectable tone(s).
• Volume
control.
• LED indication of incoming call.
• Separate power supply not required.
• Screw terminals for all connections
Dimensions/Weight
• 3.33”H x 5.65”W x 1.75”D
(8.46cm x 14.35cm x 4.44cm)
• .5 lbs. (.23 kg)
Power Requirements
70-105 VAC (20-30 Hz), 50 mA max. or –24 VDC,
50 mA max.
The V-9943A is not intended for direct or indirect
connection to public telephone network or any
telephone line providing dial tone. When used with
a customer premise telephone system such as a
key system or PABX system, these units are
interfaced to the system via a fully protected page
port or system central office port, which is fully
protected interface device. Also, the host system
must be configured to disallow central trunk
conferencing in order to prevent indirect
connection to the public network.