Installing Control Unit; Overview Of The Interfaces - Siemens ZTH Getting Started

Installing

3.2 Installing Control Unit

3.2 Installing Control Unit
3.2.1

Overview of the interfaces

Interfaces at the front of the Control Unit
To access the interfaces at the front of the Control Unit, you must unplug the Operator Panel
(if one is being used) and open the front doors.
22
①
Memory card slot
②
Connection to the Operator Panel
③
Switch for analog inputs
I 0/4 mA ... 20 mA
U -10/0 V ... 10 V
④
Terminal blocks
⑤
Selecting the control mode
⑥
USB interface for connection to a PC
⑦
Status LED
⑧
Selecting the fieldbus address:
• PROFIBUS
• USS
• Modbus RTU
• CanOpen
Converters with CU250S-2 Control Units
Getting Started, 10/2013, FW V4.6, A5E32899990B AA