Martel Electronics MasterCAL - Manual (Page 133)

Calibrator
Specifications
123
General Specifications
Display: 240 by 200 pixel graphic LCD, 70 x 58 mm.
Power: Internal battery pack: NiMH, 7.2 V dc, 3500 mAh.
Memory Backup: Lithium battery, 5 years typical lifetime.
Dimensions: 130 x 236 x 61 mm (5.1 x 9.3 x 2.4 in.).
Weight: 1.4 kg (3 lb. 1 oz.).
Altitude: Up to 2800 meters (9186 ft) above mean sea level.
Operating Temperature: -10 to 50
°
C (typically to -20
°
C, except for frequency measure and ac voltage
measure)
Storage Temperature: -20 to 60
°
C
Humidity: Avoid prolonged use outside the safe operating boundaries shown in the graph
on the next page.