ECU-CR.6
Engine Control Unit – Common Rail . 6 Cylinders
- Diesel engine management up to around 600 kW
- Common Rail – injection system up to 6 cylinders
- Applications: small truck and bus, small agriculture-, forestry- and construction-machinery
- Lowest cost – control unit
ECU-CR.12
Engine Control Unit – Common Rail . 12 Cylinders
- Diesel engine management up to around 2.000 kW
- Common Rail – injection system up to 12 cylinders
- Applications: truck and bus, agriculture-, forestry- and construction-machinery, small ships, locomotives, off-road vehicles
- Low cost – control unit
ECU-CR.20
Engine Control Unit – Common Rail . 20 Cylinders
- Diesel engine management up to 20.000 kW
- Common Rail – injection system up to 20 cylinders
- Applications: marine, rail traction, heavy vehicle, aggregate
- Highend – control unit for advanced requirements and large functional range for governing, control, monitoring and protection of the engine
- Redundant operation of two control units in safety relevant applications with integrated switch-over circuitry for injectors and actuators
- Two types: round metal connectors for direct engine mounting, spring type terminals for mounting into terminal box or cabin
Technical Data
| Feature | ECU-CR.6 | ECU-CR.12 | ECU-CR.20 |
|---|---|---|---|
| Dimensions | 166 x 132 x 37 mm | 280 x 220 x 35 mm | 354 x 266 x 54 mm |
| Housing material | Aluminum diecast | Aluminum diecast | Aluminum diecast |
| Weight | About 1,2 kg | About 1,5 kg | About 4 kg |
| Mountin position | Any | Any | Any |
| Connectors MIL-C-26482 | AMP plastic connectors 146 pins | AMP plastic connectors 186 pins | Metal round connectors or spring type terminals 292 pins |
| Protection class EN 60529 | IP 66k | IP 66k | IP 66k rather IP 23 |
| Vibration IEC 60068-2-6 | 2 g, < 200 Hz | 2 g, < 200 Hz, engine mounting with vibration dampers | 2 g, < 200 Hz, engine mounting with vibration dampers |
| Shock IEC 60068-2-27 | 50 g, 50 ms – half sine | 50 g, 50 ms – half sine | 50 g, 50 ms – half sine |
| Humidity IEC 60068-2-30 | 95 %, not condensating | 95 %, not condensating | 95 %, not condensating |
| Housing temperature IEC 60068-2-1, -1 | -20…70 °C | -20…70 °C, fuel cooler available | -20…70 °C, fuel cooler available |
| Rated voltage | 24 VDC, 18 – 33 VDC | 12/24 VDC, 8 – 33 VDC | 24 VDC, 18 – 33 VDC |
| Voltage resistance | 550 VAC | 550 VAC | 550 VAC |
| Isolation resistance | 10 MOhm | 10 MOhm | 10 MOhm |
| EMC IEC 61000-4, CISPR 16 | 10 V/m, 2 GHz | 10 V/m, 2 GHz | 10 V/m, 2 GHz |
Inputs and Outputs
All inputs and outputs are overvoltage proof, polarity protected and short circuit proof!
Exemplary signal assignment, other configurations on demand!
| Description | Specification | ECU-CR.6 | ECU-CR.12 | ECU-CR.20 |
|---|---|---|---|---|
| DI Digital Input | Highside switch | 7 | 16 | 24 |
| PI Pressure Input | 4-20 mA with 24 V – supply or 0-10 V with 10 V – reference | - | - | 16 |
| PI Pressure Input | 0-5 V with 5 V – reference | 9 | 18 | - |
| TI Temperature Input | PT100/200/1000 or thermocouple | 7 | 14 | 48 |
| SI Speed Input | < 10 kHz, hall- or inductive-sensor | 2 | 6 | 6 |
| AI Airmass Input | Bosch-sensor | 1 | 1 | - |
| LI Lambda Input | Bosch-sensor | - | 1 | - |
| DO Digital Output | < 1 A, highside | 6 | 10 | 16 |
| RO Relay Output | < 0,1 A, normally open | - | - | 4 |
| CO Current Output | < 2 A, regulated | 2 | 4 | 5 |
| AO Actuator Output | +/- 4 A | - | 2 | 2 |
| IO Injector Output | 48/24 V, 25/10 A, regulated | 6 | 12 | 22 |
| SL Serial Link | RS422/485, isolated | - | - | 1 |
| CB CAN-Bus | ISO 11898, isolated | 2 | 2 | 3 |
| Sum | 42 | 84 | 147 |
