ID–Lite-2.0 User guide, ©ComAp – January 2011                                                   82 
ID-Lite-2.0 User guide.pdf 
Engine operation states 
Engine state machine 
Init  Auto test during controller power on 
Not ready  Engine is not ready to start 
Prestart  Prestart sequence in process, Prestart output is closed 
Cranking  Engine is cranking 
Pause  Pause between start attempts 
Starting 
Starting speed is reached and the Idle timer is running 
Running  Engine is running at nominal speed 
Stop  Stop 
Shutdown  Shut-down alarm activated 
Ready  Engine is ready to run 
Cooling  Engine is cooling before stop 
EmergMan  Emergency Manual engine operation 
AfterCool  Engine after cooling - Cooling Pump output is closed 
 
List of possible alarms 
 
Events specification 
Protection 
type 
Information on binary 
output available (See 
list of Binary outputs)
Description 
Wrn Oil Press  WRN  YES 
Oil pressure is smaller than Wrn Oil 
press setpoint. 
Sd Oil Press  SD  YES 
Oil pressure is smaller than Sd Oil 
press setpoint. 
Wrn Engine Temp  WRN  YES  Water temperature is greater than 
Wrn Water temp setpoint. 
Sd Engine Temp  SD  YES 
Water temperature is greater than Sd 
Water temp setpoint. 
Wrn Fuel Level  WRN  YES 
Fuel level is smaller than Wrn Fuel 
Level setpoint. 
Sd Fuel Level  SD  YES 
Fuel level is smaller than Sd Fuel 
Level setpoint. 
Ubat  WRN  YES  Battery voltage is out of limits given by 
Batt overvolt and Batt undervolt 
setpoints. 
Wrn AIO  WRN  YES  Warning alarm configurable on the 
input of plug-in. 
Sd AIO  SD  YES  Shutdown alarm configurable on the 
input of plug-in. 
Binary input  Configurable
YES  Configurable Warning/Shutdown 
alarms on the inputs of ID-Lite. 
Battery flat  SD  YES  If the controller switches off during 
starting sequence due to bad battery 
condition it doesn’t try to start again 
and activates this protection. 
Start failed  SD  YES  Engine start failed. 
ParamFail  NONE  NO  Wrong checksum of parameters. 
Happens typically after downloading 
new firmware or changing of the 
parameter. The controller stays in 
INIT mode. Check all parameters,