Toa VS-900 User Manual
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4-pin dedicated connector ............................... 4
[VS-900CO Outside Line Interface Card]
Power Source
5 V DC, 15 V DC, 24 V DC (supplied from the main frame)
Current Consumption
300 mA (5 V DC), 50 mA (15 V DC), 50 mA (24 V DC)
Number of Lines
2 lines
Conversation Recording Output
Audio signal:
0 dB*, unbalanced
Control signal: Open collector output, withstand voltage: 24 V DC,
control current: 20 mA
Selectable Signal Type
DTMF signal
Signal Format
Loop start and Ground start compatible
Main Functions
DTMF dial signal transmission function, DTMF signal detection function,
call signal (receiving) detection
Connection Terminal
Main frame connection side:
DIN connector (64-pin, male)
C/O line connection side:
4-pin x 2
Recording audio/control output: 4-pin x 2
Operating Temperature
0 to +40°C
Weight 380
g
4-pin dedicated connector ............................. 16
[VS-910RS Substation Interface Card]
Power Source
5 V DC, 24 V DC (supplied from the main frame)
Current Consumption
5 V DC: 200 mA
24 V DC: 600 mA (maximum during normal use),
1.5 A (maximum when 16 lines are simultaneously shorted)
Number of Lines
Substation 16 lines
Number of Links
2 links (one of 2 links is also used as a Paging Link.)
Conversation Method
Full-duplex conversation or Half-duplex conversation by
voice-operated switch
Audio Output
Maximum 1 W per substation
Supply Power
Maximum 20 V/30 mA per substation
Control System
Two-way dial pulse width system (call, restoration, external control, etc.)
by current loop
Connection Terminal
Main frame connection side: DIN connector (64-pin, male)
Substation connection side: 4-pin x 16
Connection Monitoring Function
Line connection detection, line short circuit/open circuit/failure detection,
and communication irregularity detection
Operating Temperature
0 to +40°C
Weight 700
g
• Accessories
* 0 dB = 1 V
Note: The design and specifications are subject to change without notice for improvement.
• Accessories
* 0 dB = 1 V
Note: The design and specifications are subject to change without notice for improvement.