5-16 SPECIAL INSTRUCTIONS FOR ELECTRONIC SUBSYSTEMS E UROCARGO Euro 4/5 EM (Expansion Module) 5.7 EM (Expansion Module) Available on all new EuroCargo vehicles there is option 4572, EM (Expansion Module). The EM control unit can be used for electric PTO control and for special applications. In addition, it provides special gateways such as: the trailer interface ISO11992-3 (TT) and the CAN OPEN interface (BB in phase of development). Fault diagnosis is possible via CAN line and K line. The wiring diagram related to the hardware of the Expansion Module is shown in figure 5.7, while figure 5.8 shows the block diagram of the hardware structure. Figure 5.7 1. PTO switch - 2. EM control unit - 3.
PTO control solenoid valve - 4. PTO engaged - 5. Configurable PTO enabling 123241 EM (Expansion Module) Base - January 2008 Print 603.93.431