Selco M2500 - User Manual

SELCO A/S M2500 Installation Manual
Revision: 23-04-2012 Page 1
M2500 Engine Controller
Installation Manual

Summary

Terminal Connections

Inputs

Power Supply Inputs

Mode and Control Inputs

Describes inputs for operating modes like Remote, Local, and Off, including their logic.

Mode Selector Switch Connection

Explains how to connect the external mode selector switch for OFF, REMOTE, or LOCAL modes.

Remote Start Input

Configuration and behavior of the remote start input (terminal 8) for engine start attempts.

Remote Stop Input

Details on the remote stop input (terminal 9) for initiating stop procedures and handling stop failures.

Speed Detection Inputs

Details on connecting magnetic, PNP, and NPN pick-up sensors for speed detection.

Magnetic Pick-up Connection

PNP Pick-up Connection

NPN Pick-up Connection

Digital Sensor Inputs

Details on connecting digital sensors, including normally open/closed logic and cable monitoring.

Normally Open Sensor Connection (With Monitoring)

Normally Closed Sensor Connection (With Monitoring)

Analogue Sensor Inputs

Details on 4-20mA analogue inputs for temperature/pressure, including sensor fail detection.

Analogue Inputs (Terminals 27-34)

Outputs

Engine Status Outputs

Ready Output (Terminal 36)

Engine Control Outputs

Details on outputs controlling engine functions like lubrication, crank, and circuit breaker.

Crank Output (Terminal 42)

C;B Trip Output (Terminal 43)

Alarm Outputs

Details on outputs for common alarms, shutdown, cable break, and communication errors.

Common Alarm Output (Terminal 46)

Shutdown Output (Terminal 47)

Digital Outputs

Details on programmable digital outputs, including default configurations and connections.

Digital Outputs 1-12 (Terminals 51-62)

Control Relays

Details on control relays for engine stop and run/stop solenoid functions.

Engine Stop Output (Terminals 64-65)

Run;Stop Solenoid Output (Terminals 66-67)

Output for fuel valve or stop solenoid control, includes cable monitoring for stop solenoid.

Run Solenoid Output Configuration

Configuration for fuel valve control using terminals 66-67, including cable monitoring.

Siren Relay

Communication

CAN J1939 Bus Communication

Direct communication with engine ECU via CAN bus (SAE J1939) up to 250m.

CAN J1939 Connector Details

RS485 MODBUS Communication

Description of RS485 MODBUS RTU communication capabilities.

Functional Description

Remote Mode Operation

How the M2500 operates in remote mode, with start/stop via specific terminals.

Remote Start Flowchart

Alarm Monitoring

How the M2500 monitors and handles alarms, including notification and output activation.

Alarm Flowchart

Diagram illustrating the logic flow for alarm activation and handling.

Shutdown Monitoring

How the M2500 monitors and handles shutdowns, including engine stop and reset procedures.

Shutdown Flowchart

Diagram illustrating the logic flow for shutdown activation and handling.

Specifications

General Specifications

Overview of environmental conditions, supply, input/output types, and relay specifications.

Relay Specifications

SAE J1939 CAN Bus Specifications

Details on connection, distance, protocol, speed, and termination for SAE J1939 CAN Bus.

RS485 Modbus Specifications

Selco M2500 Specifications