13
Specifications
Description, Specifications, SS Software, and Operation Manual
Federal Signal
www.fedsig.com
1
Noise canceling microphone model MNC-MNS replaces the microphone on early revision
models of . Model MNC-MNS is supervised for compatibility with UL2572.
2
While there are no EU/UK rack mount models, the rack mount R can be ordered
with the appropriate replacement power cable, if needed.
The power supply can be ordered with a US 120 Vac or UK/EU 240 Vac power
cables.
Specifications
Table 2 Product Specifications
Electrical
Power Supply Input Voltage 12-30 Vdc (12 Vdc, typical)
Input Current
< 300 mA (Standby, < 700 mA max)
Distortion
< 3.0%
Signaling Formats
MSK Digital encode/decode 1200 Baud
Decode Sensitivity </= 21 dB SINAD for highest modem tone
DTMF encode/decode
35 ms/5 ms-100 ms/100 ms timing
Two-Tone encode
282-3000 Hz,
Timing, 0.5 sec min to 8 sec max
Serial Ports
Protocol, RS232C
9600/115200 Baud, N, 8, 1 (Baud rate is configurable.)
FLASH Programming Port
For programming
9600 Baud, N, 8, 1
Printer Port
IEEE 1284 Parallel printer port
Tranceiver Interface Port
Receive Audio Input
Audio Input Level
50-10,000 mV
P-P
for Low Z, 600
Ω
500-10,000 mV
P-P
for High Z, 10 k
Ω
Set to 1 V
P-P
at TP11
MOV and Transorb surge protection
600/10 kΩ, jumper selectable
Balanced 600
Ω
, -35 dbm to 0 dbm
Transmit Audio Output
Audio Output Level
200-1800 mV
P-P
for Low Z, 600
Ω
200-1800 mV
P-P
for High Z, 10 kΩ
MOV and Transorb surge protection
600/10 kΩ, jumper selectable
Balanced 600
Ω
, -55 dbm to 0 dbm
Decode Sensitivity
< 8-10 dBc S/N or 12 dBc SINAD
Relay Outputs
2 A at 30 Vdc, 0.5 A at 120 Vac
PTT Sense Input
100 K input impedance
< 100 kΩ or < 1.0 Vdc relative for active state
Carrier Detect Input
< 100 kΩ or < 1.0 Vdc relative for active state
VOX Carrier Detect
Active in 50 ms, at 15% of maximum deviation