4-1
TEL-14 TWO-CHANNEL TE LEPHONE INTERFACE
4
SPECIFICATIONS
AUDIO
Frequency Response
300 Hz - 3500 Hz
Send Gain Control Range
± 12 dB
Send Gain (@ 0 dB setting)
-12 dBv on intercom line produces -9 dBm on
telephone line
Receive Gain Control Range
± 12 dB
Receive Gain (@ 0 dB setting)
-27 dBm on telephone line produces -12 dBv
on intercom line
Trans-Hybrid Loss
> 40 dB, typical
RING DETECT SENSITIVITY
The TEL-14 will operate with most international telephone ring signal standards.
TELEPHONE DISCONNECT
Dial Tone*
350 Hz + 440 Hz, continuous
Busy Tone*
480 Hz + 620 Hz, 0.5 sec on / 0.5 sec off
Reorder Tone*
480 Hz + 620 Hz, 0.25 sec on / 0.25 sec off
Loop Current Interruption
> 5 mS
* or as set according to Table I3-3
TELEPHONE LINE ISOLATION
Dielectric Strength
1500 VAC
Resistance
>10 Meg ohms between each
telephone line and the Matrix Plus
Interface Frame.
POWER SUPPLY
Supplied by the matrix interface module frame's power supply
Voltage Required
Between ±8 and ±12 Volts DC Unregulated
Current Required
370 milliamps (positive supply,
maximum) 130 milliamps (negative
supply, maximum)
CONNECTORS
RJ-45 "To Matrix" Connector
2 for Intercom connection
DB-9M Connector
2 for Telephone Line, Telephone Set,
and Relay Contact connections (RJ-11
adapter supplied)
RELAY CONTACTS
Type
Dry, Normally Open when TEL-
14 is On-Hook
Voltage
24 Volts AC
Current
2 Amps Maximum
Summary of Contents for ECLIPSE TEL-14
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