Description The Redington Model 720 Electronic Hour Meter offers a large 8 digit LCD display, (9999999.9) 0.32" (8mm) high, with an input operating voltage of 85-500VAC. The front of the unit is totally sealed, and the Hour Meter is housed in a rugged steel enclosure that is interchangeable with the Redington Model 720 Electro Mechanical Hour Meters. The wide operating voltage makes this product ideal for almost any application. Operating voltage 85-500VAC Rugged steel housing Lithium battery Quartz accuracy (better than 0.01%) Popular 3-hole mounting Specifications Display: Large 8 digit LCD (999999.9), 0.32" [8mm] high Reset: Non-reset Voltage: 85-500VAC 50/60Hz Hour Meter Memory: Self-powered (internal lithium battery) Termination: Wire leads 6" [152mm] Mounting: Panel (3-Hole) Temp. Range: Operating: -4°F to + 140°F(-20°C to +60°C) Storage: -40°F to +165°F (-40°C to +75°C) Humidity: Vibration: Shock: Dielectric: Accuracy: Weight: 0 to 95% RH, non-condensing, front totally sealed 10 to 80 Hz, 0.06 double amplitude 50G 1000VAC 50/60Hz for 1 minute Quartz accuracy (better than 0.01%) 5.0 oz (142g) 720-6300 85-500VAC, non-reset, 3-hole round, 6" (152mm) wire leads * Item is normally in factory stock. Dimensions 720-6300 3X Ø.125 [Ø3.2] EQUALLY SPACED ON A 2.44[62.0] B.C. Panel cutout: 2.16’’ [54.9] Dia. Mounting holes: 0.125’’ [3.2] Dia. on 2.44’’ [62.0] B.C. Applications Control panels Outdoor Lighting Industrial Equipment