Doosan Mega 500-V (Tier II) — Operation

S0802195K Page 20 Electrical System OPERATION Instruments Function Display Sensor Specification Input Terminal Input Specification Speedometer CN1-4 CN1-5 10 km/h- 905 Hz 20 km/h- 1,811 Hz 30 km/h- 2,716 Hz 40 km/h- 3,622 Hz *F = 90.55 V [Hz] F : Frequency of transmission controller V: Speed (km/h) Tachometer CN1-3 500 rpm - 100 Hz 1000 rpm - 200 Hz 1500 rpm - 300 Hz 2000 rpm - 400 Hz 2500 rpm - 500 Hz 3000 rpm - 600 Hz *F = 0.2 N [Hz] F : Frequency of alternator "P" terminal N: Engine rpm Hour Meter 0012 CN1-2 ALTERNATOR "I" Terminal voltage (24V) Fuel Level Gauge CN1-7 EMPTY - Above 90 Ohm 1/2 - 38 Ohm FULL - Below 10 Ohm