LPG-T

Features


General


  • Fully programmable using IBM compatible laptop computer.
  • Compatible with 4,6,8,12 cylinders and Rotary engines.
  • Internal 2.5 bar MAP sensor (10-250Kpa absolute) allowing 22 PSI boost.
  • 3D mapped ignition and LPG stepper position tables.
  • Soft and hard (ignition retard/cut) rev limiting.
  • Road speed limiting using ignition retard/cut.
  • Dual trigger inputs for crank angle and cam angle sensors.
  • Dual stepper motor, or linear solenoid outputs for LPG flow and idle speed control.
  • Adjustable control of engine idle speed.
  • Adjustable control of engine cooling fan.
  • Adjustable control of air-conditioning compressor (switched off at high load).
  • Check engine light output for fault alerting.
  • Variable cam or torque control manifold switching.
  • Over boost protection using ignition retard/cut at set boost level.
  • Delta RPM Traction control - based on "rate of change" of RPM
  • Full data logging of measured parameters via laptop software.

Ignition


  • Four ignition output channels.
  • Capable of distributor type, wasted spark, or direct fire coil on plug (4 Cylinder) ignition.
  • Three dimensional mapping.
  • 24 load point adjustments between 10 and 240 Kpa at 10 Kpa intervals.
  • 32 RPM points at 500 RPM intervals between 0 an 15500 RPM.
  • 0 - 45 Degrees advance adjustments in 1 degree increments.
  • Three dimensional interpolation between adjacent points.
  • Dual ignition advance maps for LPG and Petrol.
  • Adjustable advance offsets for water and air temperature.
  • Adjustable Dwell time.
  • Dwell offset adjustment for battery voltage.

LPG Fuel


  • Three dimensional mapping.
  • 24 load point adjustments between 10 and 240 Kpa at 10 Kpa intervals.
  • 32 RPM points at 500 RPM intervals between 0 an 15500 RPM.
  • Three dimensional interpolation between adjacent points.
  • LPG stepper position adjustable between 0 and 255 steps.
  • Closed loop control of LPG mixtures using O2 sensor input.
  • LPG lock-off control - safety shutoff 3 seconds after engine stall.
  • Variable LPG priming time at startup.

Inputs


  • Primary trigger input - crank angle - Hall, Reluctor, Optical.
  • Secondary trigger input - cam angle - Hall, Reluctor, Optical.
  • Water temperature sensor - with custom calibration table.
  • Air temperature sensor - with custom calibration table.
  • Oxygen sensor - for closed loop control of fuel mixtures.
  • Two knock sensor inputs.
  • Throttle position sensor
  • External MAP sensor input.
  • Air conditioner request.
  • Vehicle road speed.
  • LPG/Petrol selection switch.

Outputs


  • 4 Ignition output channels
    - configured for 4Cyl sequential, 4,6,or 8 Cyl wasted spark, 4,6,8,or 12 Cyl Distributor.
  • 1 LPG flow control valve output - either stepper motor or linear solenoid type.
  • 1 Idle speed control valve output - either stepper motor (GM) or linear solenoid type (FORD).
  • 1 Main relay output.
  • 1 Fuel pump relay output.
  • 1 Injector cut relay output.
  • 1 Variable cam timing relay output.
  • 1 LPG gas lock-off relay output.
  • 1 Air-conditioner compressor/fan relay output.
  • 1 Engine cooling fan relay output.
  • 1 Check engine light output.





LPG-T+

Features

(Additional to LPG-T)


  • 8 Fuel Injector output channels.
    - configurable as sequential, semi sequential (banked), or simultaneous (batch)
  • Able to run petrol injectors and LPG injectors (selected by fuel selector switch).