specifications: Engine parameters: speed, oil pressure, water temperature, battery voltage, oil level%, operating hours, starting times and charging motor voltage Generator parameters: frequency, three-phase voltage (L-L, L-N) and three-phase current Performance parameters: KVA, KW, PF, KVAR, KWh, KVAH and KVAR Alarm Level: pre-alarm, electrical trip and shutdown Speed Sensor Frequency Range: 1Hz-10KHz Speed Sensor Voltage Range: ± 0.5V (Start) ~ 70V Fuel Relay Output A: 15 Amp DC output Start Output B: 15 Amp DC output Relay output C and D: 8Amp 250V passive contact output Custom output E, F, G and H: 2Amp DC output Size: 24 * 18 * 4cm / 9.4 * 7.1 * 1.6 inches Opening size for mounting: 22 * 16cm / 8.7 * 6.3 inches Weight: 953g (approx.) Function: Manual / automatic functions; AMF + ATS + communication + extension functions; Manual control fuel pump; Manual control engine speed (engine has electrically operated injector); Can preset the runtime (devices must be started periodically to perform maintenance); Can pre-set service cycle function (after the engine runs for 250 hours, oil filter, fuel filter, air filter, etc. must be changed); Has logical function of the PLC (maximum supports 50 steps); Sleep mode to save energy; Hierarchical load rejection - load / hierarchical virtual load (load box); If no mains voltage has to be detected, the mains current detection can be deactivated; All protection functions can be aborted; 250 Event Log (with date and time). Package contents: 1 x controller 4 x screws