The Adastra NPC30A noise pollution control system automatically monitors sound levels via the supplied microphone and limits the volume in venues such as clubs, pubs and wine bars. The trigger level, recovery time and frequency response are adjustable, while operation is automatic.
The device features a fire alarm interface, a built-in contactor rated for 30 A switching and a steel enclosure. It has been approved by Environmental Health Departments.
- Power supply: 230 Vac, 50 Hz
- Microphone: Included
- Settings: Trigger level, recovery time and frequency response
- Interface: Fire alarm
- Contactor: Built-in, rated for 30 A switching
- Approval: By Environmental Health Departments
- Enclosure material: Steel
- Dimensions: 239 x 317 x 80 mm
- Weight: 7.6 kg