Cranford Controls VPR-MT Series Surface Mount Electronic Sounder, 20 → 35 V dc, 103dB at 1 m, IP65, DC, 32-Tone

The Cranford Controls high output sounder is a surface mount, 32-tone, electronic alarm with a sound level output of 103dB (A) at a distance of up to 1m. The tones include a wide range of sound patterns and frequencies compatible with international requirements. They are selected using a DIL switch. This device features a base locking system as a standard and it works on a supply voltage of 8VDC to 35VDC. Each sounder has an on-board crystal oscillator so all sounders on a loop can be synchronised. The sounder is available in red body colour.

Tones include warble, sweep, pip, and continuous
Rotary volume control
2 x M20 knockouts
No earth connection required
Extremely easy to fit and commission
Operating temperature ranges between -30°C and 50°C
Variable volume control

Indicate a fault
Emergency evacuation

ANSI/ESD S20.20:2014
IP65 rated
BS EN 61340-5-1:2007