Electromechanical Counter, Number of Digits 6, Panel Mounting, 1.62 in Height, 2.27 in Depth/ OVERALL LENGTH: 5.540 INCHES NOMINAL OVERALL HEIGHT: 2.120 INCHES NOMINAL OVERALL WIDTH: 2.600 INCHES NOMINAL LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS: 4.690 INCHES NOMINAL LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS: 1.750 INCHES NOMINAL REGISTER QUANTITY: 1 FIGURE QUANTITY PER REGISTER: 6 SINGLE REGISTER SINGLE TIER FIGURE HEIGHT: 0.190 INCHES NOMINAL SINGLE REGISTER SINGLE TIER MAXIMUM COUNT RATE: 1000.0 PER MINUTE SINGLE REGISTER SINGLE TIER MOUNTING ARRANGEMENT STYLE: A2 FOUR POSITION SQUARE/RECTANGLE REGISTER FUNCTION: ADD SINGLE REGISTER SINGLE TIER MOUNTING TYPE FOR WHICH DESIGNED: PANEL SINGLE REGISTER SINGLE TIER VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC NUMERAL DISPLAY METHOD: DRUM NUMERAL READOUT: 000000 MINIMUM SINGLE REGISTER SINGLE TIER AND 999999 MAXIMUM PHASE: SINGLE SPECIAL FEATURES: RESET BY MANUAL LOCK AND KEY; TEMPERATURE RANGE -15/140 DEGREES F FREQUENCY IN HERTZ: 60.0 STYLE DESIGNATOR: B4 ELECTRICAL CASED TERMINAL TYPE AND QUANTITY: 2 WIRE LEAD