Programming The Interface - Siemens SINAMICS S120 Operating Instructions Manual

Note
Logo control
You can find additional information on operating the Logo control in the cooling unit operating
instructions.
Note
TM31
You can find information about the TM31 terminal module in the "SINAMICS S120 Control
Units and Additional System Components" Manual in Chapter, "Terminal Modules".
6.2.4.1

Programming the interface

Commands for controlling the cooling unit
The following commands are potential-free signals from the converter to the cooling unit:
Command
Switching on and switching off the cooling unit
● If the cooling unit is in the ready state, then it is
● The cooling unit is switched off with a falling signal
Stopping the cooling unit
● The cooling unit is immediately switched off with a
Acknowledge the alarms of the cooling unit
● Alarms and fault signals of the cooling unit are
Siemens Drives & PLCs
Applications for Cabinet Modules, liquid cooled
Operating Instructions, 04/2015, A5E35974555A
switched on with a rising signal edge.
edge. The pump continues to run for x minutes.
falling signal edge. The pump does not continue to
run.
acknowledged with a rising signal edge.
6.2 Commissioning the cooling unit
Function name
DI/DO8
DI/DO9
DI/DO10
Commissioning
TM31 terminal
-X541:2
-X541:3
-X541:4
101