Siemens CPU417-4 H Produktinformation Seite 16

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CPU 417-4H

Adding Interface Modules in the Case of the Master Subsystem

Change the hardware configuration offline (see Section 10.2.2 in PCS7 or Section 10.4.2 in

STEP7)

STEP7 only: Add to and load organization blocks (see Section 10.4.3)

Stop the standby CPU (see Section 10.2.3 for PCS7 or Section 10.4.4 for STEP7)

Download the new hardware configuration to the standby CPU (see Section 10.2.4 for

PCS7 or Section 10.4.5 for STEP7)

Switch to the CPU with a modified configuration (see Section 10.2.5 for PCS7 or Sec-

tion 10.4.6 for STEP7)

Switch off the power supply to the standby subsystem

Insert the IM460 in the base unit and set up a connection to a new expansion rack, add a

new expansion rack to an existing chain, or insert an external DP master interface and set

up a new DP master system

Switch on the power supply to the standby subsystem again

Transition to redundant system mode (see Section 10.2.6 for PCS7 or Section 10.4.7 for

STEP7)

Change and load the user program (see Section 10.2.7 for PCS7 or 10.4.8 for STEP7)

Adding Interface Modules in the Case of Standby Subsystem

Change the hardware configuration offline (see Section 10.2.2 for PCS7 or Section 10.4.2

for STEP7)