Model Number

ECH4EIMXX1.0

ECH4EIMXX1.0 (4-CYLINDER)

Electronic Control Unit for CNG Engine

Performance: Exceptional under all conditions

Features: Comprehensive

Reliability: Absolute

Software: Easy to perform and upgrade

Overview:

This product is one of our Electronic Control System for 4 cylinders CNG engine. This Electronic Control System Kit can include the optional ECU, proprietary wiring loom, injector, ignition system, mechanical throttle, CNG pressure regulator, sensors and ECU Management software.

Processor and Software Features:

>16 bit 40MHz Real-time microprocessor

>4-Kbyte EEPROM

>256 Kbytes Flash

>81 pin standard automobile connector

>24v input voltage.

>OBD module

>Field upgradeable, Fully Programmable and re-calibration

>Single/Multi-Point Fuel Injection

>Air Density Control

>Closed Loop wide band Lambda

>Configurable Fault reporting

>Sophisticated Engine mapping application

>Real Time Fault and Engine Systems Logging

Inputs:

>Battery Voltage input

>Magneto electric sensor input

>On-off input

>Analog input

>Oxygen sensor input

>K-type thermocouple input

>Knock sensor input

>Ignition key switch input

Outputs:

>Battery Voltage output

>Step Motor output (Fuel valve)

>Step Motor output (Manifold Valve)

>Injector high side drive output ×4

> Injector low side drive output ×4

>Ignition drive output ×4

>Low side switch 8A output

>Low side switch 4A output 

>Main Relay drive output

>Speed signal output

Communications:

>1 RS232 port

>1 K-line port

>1 CAN bus port

ECU Manager: (Software Edition No.: ECS4MISXX1.0)

Pc software is used to monitor, calibrate and diagnose the ECU. This software can be installed on PC with windows OS.

> Connect ECU by RS232,、K-LINE or GPRS wireless network to diagnose  the  engine operating conditions in real-time.

> Update the ECU control software, calibrate components of electronic system and modify ECU control strategy, inspect the electronic system failure in real-time.

Optional Devices

>GPRS Communication Module

Through GPRS Network, ECU manager can connect ECU remotely to monitor the engine operating conditions.

>GPS Module

Through GPRS Communication Module and GPS satellites positioning the vehicle in real-time and monitoring the position and status of vehicle.

Absolute Maximum Rating:

Battery Supply Voltage Range----------------from 12V to 33V

Battery Overvoltage Limit -------------------35V

Battery Overvoltage Time -------------------60S

Operating Temperature Range ----------------from -40℃ to 85℃

Storage Temperature Range----------------- from -40℃ to 105℃

Precautions:

>Please keep ECU away from water, otherwise ECU will be destroyed.

>Adopt Electrostatic Protection before installing ECU.

>Take care of Plug Pins properly

>Make sure to disconnect and wait for 1 minute before removing ECU

>Forbid installing any other circuit with ECU Wiring Loom

>No external impact with ECU

>Forbid removing ECU while connection with power.