Operator control (hardware)
2.2 Operator control elements
SIMOTION D4x5
36 Manual, 02/2012
Mode selector switch
The following table contains the possible mode selector positions and the associated LED
displays. The mode selector positions are explained in the order in which they are arranged
on the SIMOTION D4x5.
Table 2- 1 Mode selector position
Selector position Meaning LED
0 RUN RUN
1 STOPU SU/PF
2 STOP STOP
3 MRES The MRES operating modes are indicated via the STOP LED.
(ON/OFF/flashing, see
SIMOTION D4x5
Commissioning and
Hardware Installation Manual)
Other selector positions are not assigned
The following table contains the states of the SIMOTION D4x5 that can be set via the mode
selector.
Table 2- 2 Mode selector settings
Meaning Explanations
RUN SIMOTION D4x5 runs the user program and all associated system services:
• Reading process image of inputs
• Execution of the user programs assigned to the execution system
• Writing process image of outputs
The technology packages are active in this state. They can execute commands from
the user program.
STOPU SIMOTION D4x5 is not processing a user program.
• The technology packages are active. Test and commissioning functions can be
executed. The user program is not active.
• The I/O modules are in a secure state. (this means, for example, that digital outputs
are "LOW" and analog outputs are deenergized or at zero current)
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