Description
3.5 Interfaces of the CU240S variants
Control Units CU240S
Operating Instructions, 11/2006, A5E00766042B AA
3-15
LEDs for CUs with fail-safe functions
For inverters with fail-safe functions the following additional LEDs are available:
(QG
6WDWH
6DIH
7RUTXH
2II
6DIH
6WRS
6DIHO\
/LPLWHG
6SHHG
Figure 3-10 LEDs for CUs with fail-safe functions
For detailed description refer to "LED overview" in section "Service and maintenance".
Power module interface
All necessary control signals for the correct operation of the inverter-system are transferred
between the CU and PM utilizing the Power module interface (PM-IF).
SUB-D connector
Via the SUB-D connector - depending on the type of Control Unit - the following interfaces
are available:
• USS on RS485
CU240S For connecting e.g. USS master or STARTER
• PROFIBUS DP
CU240S DP For connecting e.g. SIMATIC S7 and STARTER as
class 2 master
• PROFIBUS DP
CU240S
DP-F
For connecting e.g. SIMATIC S7 and STARTER as
class 2 master