Siemens SIMATIC S7-1500R/H Руководство - Страница 25

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Product overview

2.6 Mode selector

2.6

Mode selector

You use the mode selector to:

● Request a change to a specific operating state

● Disable or enable the change of a specific operating state

(if, for example, the mode selector is set to STOP, you cannot switch the CPU to RUN via

a communication task configured in the TIA Portal or via the display)

The following table shows the position of the switch and the corresponding meaning.

Table 2- 1

Mode switch settings

Position

Meaning

RUN

RUN operating state

STOP

STOP operating state

MRES

Memory reset

Reference

You can find a brief overview of the various operating states and system states in the section

Status and error display of the CPU (Page 29).

You can find a detailed description of the operating states and system states in the system

manual for S7-1500R/H Redundant System

(https://support.industry.siemens.com/cs/ww/en/view/109754833).

Explanation

The CPU has permission to go to RUN.

The CPU does not have permission to go to RUN.

Position for CPU memory reset.

CPU 1517H-3 PN (6ES7517-3HP00-0AB0)

Equipment Manual, 11/2019, A5E42011886-AB