VA-6502
HE1 Transfer Interface Controller
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PA Systems — Public Address · 6500 Series (Railway)
The audio board is used for external audio collection, which can directly access the external balanced audio signal and output the balanced audio signal specified by the system equipment.
Features
- Receive scheduling commands to collect audio and play it to the designated zones.
- Receive the scheduling command and output the corresponding audio signal.
- Interact with external systems through RS422 to realize the forwarding of external system commands.
- Interact with external systems through RS485 to realize the forwarding of external system commands.
- Support reporting the working status of the device: online status, fault status, etc.
- Support plugging and unplugging of any board in the broadcasting cabinet.
- Support 2 channels of independent RS485/RS422 external data exchange.
Technical specifications
| Model | VA-6500C (CA31) |
|---|---|
| Number of boards | Max 4 |
| Network interface | RJ45*1, 10/100Mbps adaptive, IGMP, TCP/IP protocol |
| Audio input | Phoenix terminal*2 |
| Audio output | Phoenix terminal*2, 0.77V, TDH-16KHz |
| RS422/RS485 interface | RJ45*2, in line with 422 bus standard and 485 bus standard. Each port can only be configured as one of 422 bus mode or 485 bus mode |
| Dimension | 312.6×129×30mm |
| Weight | 0.25kg |
