9469300990 Rev B
vii
Maintenance .......................................................................................................................................... 322
Storage .................................................................................................................................................. 323
CEM-2020 ................................................................................................................................................. 325
Features ................................................................................................................................................ 325
Specifications ........................................................................................................................................ 325
Functional Description ........................................................................................................................... 327
Mounting ................................................................................................................................................ 327
Connections ........................................................................................................................................... 329
CEM-2020 Configuration ....................................................................................................................... 334
Remote Contact Inputs Configuration ................................................................................................... 334
Remote Contact Outputs Configuration ................................................................................................ 336
Firmware Updates ................................................................................................................................. 336
Repair .................................................................................................................................................... 336
Maintenance .......................................................................................................................................... 337
Storage .................................................................................................................................................. 337
Time Curve Characteristics.................................................................................................................... 339
Curve Specifications .............................................................................................................................. 339
Time Overcurrent Characteristic Curve Graphs .................................................................................... 340
Tuning PID Settings ................................................................................................................................ 361
Voltage and Speed Controllers ............................................................................................................. 361
kW Load Controller ................................................................................................................................ 361
Var/PF Controller ................................................................................................................................... 361
Speed Trim Function ............................................................................................................................. 361
Tuning Parameters ................................................................................................................................ 361
Tuning Procedures ................................................................................................................................ 362
Generic Gains for Multiple Machine Types ........................................................................................... 366
MTU Fault Codes ..................................................................................................................................... 367
Exhaust Treatment .................................................................................................................................. 377
Diesel Particulate Filter (DPF) ............................................................................................................... 377
Exhaust After-Treatment Systems (EATS)............................................................................................ 379
Diagnostic Trouble Codes ...................................................................................................................... 381
Revision History ...................................................................................................................................... 391
DGC-2020HD
Contents
