Edwards Signaling EWS-V7 omni-directional warning siren produces continuous 360-degree coverage. It features single phase motor, and is a dual tone siren, employing two rotors with different numbers of ports to produce a greater range of frequency. One rotor produces 460 cycles per second, and the other produces 920 cycles per second.
| Make | Edwards Signaling |
|---|---|
| Manufacturer | Edwards Signaling |
| Model code | EWS-V7 |
| Additional info |
Edwards Signaling EWS-V7 omni-directional warning siren produces continuous 360-degree coverage. It features single phase motor, and is a dual tone siren, employing two rotors with different numbers of ports to produce a greater range of frequency. One rotor produces 460 cycles per second, and the other produces 920 cycles per second. |