tab contentProduct info The Grayson master is ideal for all Turret clock installations with mains impulse drives and will also operate up to 6 x 24v DC secondary slave clocks. The master clock also has 2 bell ringing relays Mains supply 115 or 240 VAC Manual Summer/Winter time changeover Automatic time synchronisation and Summer/Winter time changes from external MSF Rugby (Ref. GM14) or DCF Frankfurt (Ref. GM15) radio time receiver The unit has a 72 hour memory reserve in the event of a loss of mains power Selectable output voltage 240 or 115 VAC via 3 wire system /2A or 24 VDC /500mA, polarised on 1 line and 1 minute impulse 4 switch setting for advancing, stopping and manual Summer/Winter changes, with 2 LED displays indicating mains power and radio signal status Price£602.32 Variations: Small Master clock to control up to 16 slave clocksMaster Clock to control exterior slave clocksMaster Clock with Bell Relays. Turret clock installationBattery Operated Master ClockBattery Operated Master ClockMaster Clock to control up to 80 slave clocks Qty. -+ OR SKU: GM2E Packaged weight: 1.6 kg Additional infoManufacturer: GraysonZone: N/A DimensionsProduct height: 280Product width: 160Product depth: 80Display height: Viewing distance: Projection: Related files