| Physical |
| Dimensions |
5.5"W x 1.5"H x 9.0"D |
| Weight |
1 lb. 5 oz. |
| Environmental |
| Operating temperature |
0°C to +50°C @ 95% humidity, non-condensing |
| Storage temperature |
-20°C to +60°C long term |
| Electrical |
| Power input |
24 VDC nominal, 500 mA minimum |
| On hook voltage |
-42 VDC nominal |
| Ringing voltage |
</= 50 VAC RMS @ 20Hz, @ 3 REN |
| Signaling |
| Ring frequency |
20 or 25 Hz |
| Ring wave form |
Rounded square wave |
| Dial tone delay |
0.1 seconds |
| Network response delay |
0.2 seconds |
| Line attenuation |
-6 dB or -16 dB |
| Call progress signals |
| Dial tone |
350 + 440 Hz continuous |
| Ringback |
440 + 480 Hz follows ringing cadence |
| Busy |
480 + 620 Hz 500 ms on/500 ms off |
| Reorder |
480 + 620 Hz 250 ms on/250 ms off |
| Tone output level |
-19 dBm nominal w/low attenuation |
| -24 dBm nominal w/high attenuation |
| Forced disconnect duration |
850 ms ± 25 ms |
| Line impedance |
900 ohms ± 20% |
| Dialing requirements |
| Rotary |
8 - 12 pps |
| DTMF |
tone on/off >40 ms |
| On/off-hook detect |
<6 mA = on-hook |
| >18 mA = off-hook |
| Off-hook loop current |
>25 mA with 400 ohms total loop resistance |
| On-hook detect |
>400 ms (switchhook flash disabled) |
| >1100 ms (switchhook flash enabled) |
| Caller ID/VMWI |
| Operation is per guidelines set in Bellcore Document
TR-NWT-000030, Issue 2, Oct 92 |
| Output level: |
| low attenuation |
-17 dBm +3/-4 dB |
| high attenuation |
-28 dBm +3/-4 dB |
| Transmission Rate |
1200 ± 12 baud |
| Mark (Logic 1) |
1200 Hz ± 12 Hz |
| Space (Logic) 0 |
2200 Hz ± 22 Hz |
Visual Message Waiting Indicator (VMWI) will operate
as specified in Bellcore Document
TR-NWT-001401, Issue 1, Sept 93 and FSD 01-02-2000. |
| Regulatory |
| Safety |
UL & CSA (Power Supply) |
| Emissions |
FCC Part 15 |
| Warranty Info |
Teltone warrants this product to be free of defects
in workmanship and materials for a period of 1 year. |
