Operating Power Requirement Environmental Module Battery 5.0 W at +5 Vdc, supplied by the Military Specification: Lithium Iodine 2.8 V, analyzer, not by the battery. per MIL-T-28800C, 1 A-hour capacity Type III, Class 3 See ‘I%ble 5-3 for the battery part number. Battery Life Read Only Memory (ROM) Temperature Range Worst Case: 1.0 year 256 kilobytes Operating Typical: 6.5 years -1OOC to +55”C User Memory Module Weight 128 kilobytes Storage Net: 453 g (1 lb) (battery-backed RAM) -62OC to +85OC Shipping: 1.59 kg (3.5 lb) Real-Time Clock + 50, - 120 ppm over temperature Module Dimensions (See Figure l-2) Height: 131.25 mm (5.25 in: Width: 91.25 mm (3.65 in) Depth: 37 mm (1.48 in)