เครื่องขยายเสียง ยี่ห้อ BOSCH รุ่น PVA-4R24
- Expansion of PAVIRO system by 24 zones
- Total 4000 W speaker load, max 500W per zone
- 20 GPI, 24 GPO and 2 control relays
- Up to 20 routers per controller
- EN 54-16 system certification
Key Specifications
| Audio inputs (100 V) | AMP IN: 4 x 6-pin port |
| Max. voltage | 120 Veff |
| Max. current | 7.2 A |
| Max. power | 500 W |
| Audio outputs (100 V) | SPEAKER OUT: 4 x 12-pin port |
| Max. voltage | 120 Veff |
| Max. current | 7.2 A |
| Max. power | 500 W |
| CONTROL IN | 4 x 10-pin port |
| Control inputs | 10 supervised inputs (0-24 V, Umax = 32 V) 10 isolated inputs(Low: U ≤ 5 V DC; High: U ≥ 10 V DC, Umax = 32 V) |
| CONTROL OUT | 4 x 10-pin port |
| Control outputs | 24 Low Power outputs (open collector, Umax = 32 V, Imax = 40 mA) |
| Control relay | 2 (NO/NC relay contacts, Umax = 32 V, Imax= 1 A) |
| CAN BUS port | 2 x RJ-45, 10 to 500 kbit/s (for controller, router, amplifier connection) |
| DC power input | 21-32 V DC |
| Power consumption | 5-60W |
| Standby | < 250 mA |
| Idle/announcment/alert | < 800 mA |
| Operating temperature | -5 °C to +45 °C (+23 °F to +113 °F) |
| Storage temperature | -40 °C to +70 °C (-40 °F to +158 °F) |
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