Engine Control Unit - Standard


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Features & Benefits

  • Self-monitoring: Closed-loop, real-time health and usage monitoring system assures the engine is operating within allowable limits; performs diagnostics and prognostics.
  • Rugged: Performs in abnormal operating conditions.
  • Adaptable: Compensates for engine wear and tear, ensuring allowable thermal limits at all times (CHT, EGT, TIT, coolant, oil, turbos, etc.).



Fuel and Metering:

  • Speed density and/or mass air flow sensor based system
    • Up to eight injectors sequential (configurable for high impedance or low impedance injectors)
    • Configurable for up to eight piezo or solenoid based diesel injectors sequential
    • Closed loop mixture control capable with a feedback sensor

    Ignition System:

    • Single or dual plug per cylinder drive capability
      • Capacitive discharge
      • Inductive
      • Coil per plug
      • Wasted spark
      • Distributor type
      • Up to eight cylinders

      Sensors and I/O:

      • Twelve analog inputs
        • Absolute or ratiometric sensors
          • Pressure
          • Temperature
          • Position
          • Knock sensor
          • Oxygen sensor - stoichiometric or lambda (wide band UEGO)
          • Thermocouple inputs (J or K type)
          • Analog outputs (configurable up to four)
            • 0 to 5 VDC or 0 to 10 VDC output range
            • Servo actuator outputs: PWM or analog

            Digital I/O:

            • Crank and camshaft sync sensor inputs (hall effect or variable reluctance)
            • Four optically isolated inputs (PWM or discrete)
            • Eight digital auxiliary outputs (PWM or discrete)

            System Diagnostics/Failure Detection:

            • Built-in diagnostics with external system status indicator
              • Power-up Built-In Tests (PBIT)
              • Continuous Built-In Tests (CBIT)
              • Real-Time Health and Usage Monitoring System (RT-HUMS)
              • Data logging

              Communication Ports:

              • Three serial ports configurable for telemetry or interface to other hardware
                • 1x RS-422
                • 2x RS-232
                • CAN bus

                Physical Specs

                Standard Size: 7" x 6" x 2" (178 mm x 152 mm x 51 mm^3) with circular MIL-C-38999 connector(s)

                Weight: 595 grams


                Operating Voltage: Nominal 9 to 36 VDC

                Power Consumption: 5 W

                Connector: Standard: MIL-C-38999 Series 1.5; Optional: Sealed, automotive, marine or aerospace standard


                Storage Temperature: -60°C to +85°C

                Operating Temperature: -40°C to +85°C

                Ambient Pressure/Altitude: -2,000 to 60,000 ft.

                Humidity: 100% RH, condensing

                • Sealed to IP67 - submersible to a depth of one meter
                • Designed to meet stringent MIL-STD and SAE automotive standards
                • Compliances with MIL specs
                  • MIL-STD-704F
                  • MIL-HDBK-461E
                  • MIL-STD-810 Temperature
                  • MIL-STD-810 Humidity
                  • MIL-STD-810 Altitude
                  • MIL-STD-810 Vibration
                  • MIL-STD-810 Shock and acceleration
                • Other compliances to CSI (Critical Safety Item)
                  • CMMI Level 3 compliance
                  • ISO compliance
                  • Compliance with IPC class 3 board manufacturing

                Typical System

                Main Components

                Please contact Rockwell Collins for additional information on this product.

                Related Documents


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