| Technological parameters |
2-chn audio |
4-chn audio |
8-chn audio |
16-chn audio |
32-chn audio |
64-chn audio |
| |
| audio interface |
2-bi-directional |
4-bi-directional |
8-bi-directional |
16-bi-directional |
32-bi-directional |
|
|
64-bi-directional |
|
|
| audio input-output impedence |
600Ωbalance/non balance interface, industrial standard terminal |
| audio input-output electrical level |
2Vp-p. |
| frequency response |
10HZ-20KHZ |
| audio digit bit wide |
24bit |
| weighted signal-to-noise ratio |
67dB |
| total harmonic distortion |
0.10% |
| |
| data interface |
1-2 channel asynchronous |
1-4 channel asynchronous |
1-8 channel asynchronous |
1-16 channel asynchronous |
| physical interface |
industrial standard port |
| Work mode |
full-duplex or duplex |
| Interface type |
RS-232/485/422，Manchester |
| RS232 speed |
0-115.2Kbps |
| RS-422/485 speed |
0-115.2Kbps |
| RS-422/485 distance |
0-1200 meter |
| RS-422/485 protocol |
RS-485/422 protocol; |
| Bit error rate |
<10-9 |
| |
| fiber interface |
| |
| physical interface |
single-mode/multi-mode fiber, single fiber |
| transmit distance |
multi-mode fiber 0-2KM, single fiber: 0-25km，0-60km，0-80km |
| switch interface |
1-4 channel |
1-8channel |
1-16 channel |
1-32 channel |
1-64 channel |
