Electromechanical Pulse Counter Dimensions W x H: 37 x 28 mm Dimensions W x H x D: 37 x 28 x 62.5 mm Operating temperature: -10...+60 °C Design: with zero reset button Front panel cut-out: 33 x 25 mm Operating voltage: 12 VDC Displays: 4-Digit Protection rating: IP41 Termination type: Round Pins ? 1.6 mm Tin-Plated With Receptacle Character height: 4 mm Counting frequency max.: 10 Hz Time of application: 100 %