KV12

General                

Emtron’s KV12 is a wire in ECU with extreme flexibility.  Industry leading I/O count will ensure you do not have to make any sacrifices when configuring your engine and vehicle.  This ECU will support up to 12 Channels of fuel and 12 Channels fully sequential Ignition.  Every KV12 is housed in a durable billet Aluminium enclosure and includes up to 32MB permanent memory for on board logging, 4-channel oscilloscope function, DBW control up to 2 channels, dual on-board LSU4.9 Lambda controllers, dual digital Knock control, Ethernet communications and 3 axis G-force sensing to name a few.

Power Supply

• Operating voltage: 6.0 to 22.0 Volts DC (ECU shutdowns at 24.0V)
• Operating current: 390mA at 14.0V (excluding sensor and load currents)
• Reverse battery protection via external fuse
• “Smart” battery transient protection

Operating Temperature

• Max operating range: -30 to 110°C (-22 to 230°F)
• Recommended operating range: -30 to 85°C (-22 to 185°F)

Physical

• Aluminium 6061 grade CNC billet enclosure
• Enclosure size 134 mm x 162 mm x 27 mm
• Weight: 730g
• Connector system: 120-way Super Seal waterproof connectors with gold plated contacts

• Pin diameter: 1 mm
• Current rating: maximum 15A per pin (wire gauge dependant)

• Connector A: 26 pin Key 2 Super Seal
• Connector B: 34 pin Key 2 Super Seal
• Connector C: 34 pin Key 1 Super Seal
• Connector D: 26 pin Key 1 Super Seal

Internal

• Dual 100MHz processors
• 500Mb DDR RAM (0.5Gb)
• 32MB ECU logging memory
• Over 1200 channels available
• 1Hz to 500Hz logging rate
• Oscilloscope 4-channel function with 32MB storage
• Sampling at 100k samples/second
• Includes Crank and Cam sensor inputs
• Includes Digital inputs 1-4
• On-Board barometric pressure sensor
• Range 40 - 115.0 kPa
• 3-Axis accelerometer
• 16-Bit resolution
• +2g/+4g/+8g dynamically selectable full-scale
• Output data rate 500Hz  

Outputs

12x Port Injector Outputs—high or low ohm

• Flyback Voltage Clamp 70V
• Independent Saturated or Peak & Hold control per channel
• 8A Peak, 4A hold, 10A Limit Injector Control
• Outputs can be used for ground switching, 6A Continuous, 10A Limit
• All outputs are short circuit and over current protected
• No Flywheel diodes (external diode(s) required for VVT control)

12x Ignition Outputs

• Open collector outputs with Logic Level outputs
• Adjustable Ignition drive current (35mA or 70mA)
• Outputs can be used for Auxiliary ground switching, 1A Continuous, 3A Limit
• All outputs are short circuit and over current protected
• No Flywheel diodes (external diode(s) required for VVT control)
• Ignitor must be used between ECU and coil

16x Auxiliary Outputs

• Variable Valve Timing (VVT) and Variable Valve Timing Electric (VTiE), Drive by Wire (DBW) up to 2 throttle bodies, dual boost control, gearshift solenoids, stepper motor and many more.
• All outputs have PWM control, maximum frequency = 15 kHz
• Flywheel diodes integrated into all outputs
• Auxiliary 1-8 Flywheel to the “ECU Supply” pin D1 connector D
• Auxiliary 9-12 Flywheel to the “ECU 9-12 Supply” pin D20 connector D
• Auxiliary 13-16 Flywheel to the “ECU 13-16 Supply” pin D2 connector D
• All outputs are short circuit and over current protected

       Low Side Drivers

• Auxiliary 1-4: Low Side 4A continuous, 6A peak modulated, 8A limit
• Auxiliary 5-8: Low Side 2.5A continuous, 4A peak modulated, 5A limit

High Side Drivers

• Auxiliary 1-8: High Side 4A continuous, 9A limit

Half Bridge Drivers

• Auxiliary 9-12: Half Bridge 5A continuous and 8A limit.  Can be used as Low Side, High Side or together for DC motor control (DBW up to 2x channels)
• Auxiliary 13-16: Half Bridge 15.0A continuous (pin limited).  Can be used as Low Side, High Side or together for DC motor control (DBW up to 2x channels)

(NOTE: Auxiliary 9 -16 can be used to control up to 4x DBW throttle bodies)

1x EFI Relay Output

• Low Side Driver for relay control. Current limited to 200mA (Output will switch ON when Ignition Switch Input (D15) is greater than 4V).

1x Analog Output Buffered 

• Voltage range 0.0 - 5.0V, output current 100mA

1x Shield Output

• Connection for Trigger and Knock shielded cables. Short to battery protection

Inputs

16x Analog Voltage/Temperature Inputs.

• Fully configurable including custom calibrations
• Switchable 1k ohm pull-up resistors on ANV 7-12 (available on 6 channels)
• Accepts a 0.0 - 5.000V analog input range. Resolution is 1.22mV (12-Bit)
• Input Impedance 100k Ohms to ground
• 160Hz Low pass filter

8x Digital/Speed Inputs (DI 1 - 8)

• Frequency range from 0.0Hz up the 30.0kHz on all 8 channels
• Magnetic and hall/optical effect sensor compatible with programmable trigger edge(s)
• Independent programmable frequency-based arming threshold control, range 0.0 - 12.0V
• Wheel speed, output shaft speed, turbo speed and other frequency-based signals
• VVT position(s) up to 4 channels available on DI 1- 4.
• Accepts a 0.0 - 20.0V analog input.  Effective resolution is 4.88mV (10-Bit)

• On/Off switched inputs: AC request, launch enable, cruise switch, table control switching etc with programable switch-based arming threshold control, range 0.0 - 20.0V

• Switchable 4k7 ohm pull-up resistors on all 8 channels to 10.0V
• Maximum/Minimum input signal amplitude +/- 80V

6x Digital/Switched Inputs (DI 9 - 14)

• On/Off switched inputs: AC request, Launch enable, cruise switch, table control switching etc with programable switch-based arming threshold control, range 0.0 - 20.0V
• Accepts a 0.0 -20.0 V analog input. Effective resolution is 19.61mV (8-Bit)
• Switchable 4k7 ohm pull-up resistors on all 6 channels to 10.0V

2x Knock Inputs

• 2 Independent knock input channels
• Using Bosch, Digital Knock Integrated Circuit Technology with programmable digital filter coefficients
• Center frequency configurable from 500Hz - 25kHz
• Bandwidth window from 100Hz - 5kHz
• Digital filter window; Hamming or Blackman
• Gain control(x1, x2, x4, x8)
• Cylinder selectable knock input
• Knock control available on ALL Ignition modes (Direct, Wasted, Distributor etc)

1x Dedicated Ignition Switch Input

• 6.0 - 20.0V input used for EFI Relay Control. (With input > 4V the EFI Relay output (D9) will switch ON)

2x Crank Index and Sync Engine Decoding Inputs

• Magnetic and Hall effect sensor compatible with programable trigger edge(s)
• “True” zero crossing detection on magnetic signals for precise engine position decoding.
• Programmable independent arming threshold control from 0.1V to 12.0V
• Switchable 4k7 ohm pull-up resistor to 5V
• OEM patterns supported
• Maximum input signal amplitude +/- 80V
• Input Impedance 39k ohms to ground

Lambda

Two Lambda channels supporting the Bosch LSU 4.9 sensor

• Using Bosch integrated circuit technology for precise sensor control
• Nernst cell temperature measurement for dynamic PID closed loop heater control
• Lambda range: 0.580 La to 10.000 La
• Diagnostics available for each pin and includes, Short to ground, Short to Vbat, Open Load

Voltage and Ground Supplies

1x ECU Supply Input

• 15.0A Max (pin limited)
• 6V - 22.0V Range
• Supplies ECU power
• Supplies Auxiliary 1-8 High Side Drivers

1x Auxiliary 9-12 Supply Input 

• 15.0A Max (pin limited)
• Power supply for Auxiliary channels 9 -12. (See KV Series Power Distribution Wiring - A10.pdf for more information on how this should be wired)

1x Auxiliary 13-16 Supply Input

• 15.0A Max (pin limited)
• Power supply for Auxiliary channels 13 -16. See KV Series Power Distribution Wiring - A10.pdf for more information on how this should be wired)

2x 5.0V Sensor Supply

• 5V Vref1 output current 400mA
• 5V Vref2 output current 400mA
• Accuracy: +/- 1.0% at 25 °C
• Short circuit, Reverse Battery Protection, Thermal overload protection
• Operating temperature range -40°C  ~ 125°C

1x 8.0V Sensor Supply

• Output current 600mA
• Accuracy: +/- 1.0% at 25 °C
• Short circuit, Reverse battery protection, Thermal overload protection
• Operating temperature range -40°C  ~ 125°C

5x ECU Main Grounds

• 15.0A per pin, total 60A

2x Sensor 0V Reference 

• Analog Sensor 0V Reference with short to battery protection

NOTE: The Sensor 0V Reference pin(s) are specialised ground outputs for all analog sensors.  Connect direct to the sensor 0V pin, DO NOT connect to the Engine Block or ECU Ground.

Communications

• 1x High Speed Ethernet 100Mbps for tuning software connection
• 2x CAN 2.0B 1Mbps/ 6 Channels per node, total 128 messages