Cranford Controls VPR-MT32-230-W White Sounder 110 230v 32 Tone

Cranford Controls VPR-MT32-230-W White Sounder 110 230v 32 ToneEach device is synchronised via its high frequency oscillator circuit and gives sound outputs with frequencies of between 440Hz - 2850Hz dependant on tone selected. Tones are selected via the DIL switch fitted to the PCB. By using three wires a second stage alarm may be switched so that the continuous tone will override the tone selected.The sounder case material is ABS and is supplied as standard in red. A white version is also available. Each sounder is supplied complete with its own mounting base which contains marker points for drilling two M20 gland entries. The installation of the VPR-MT32-230 sounder is not recommended in industrial areas. These units do not require an earth connection as each device has its own transformer and de-coupling between mains frequencies.