Installing and Removing
3-5
FM 353 Stepper Drive Positioning Module
6ES7 353-1AH01-8BG0
3.3
Replacing modules
Overview
If a defective FM 353 has to be replaced, and no programming device/PC is avail-
able for parameterization, or the module is to be replaced while the system is
switched on, please note the following start-up requirements (CPU, FM):
S
An SDB
1 000 should be generated in order to complete the startup (for stor-
ing the parameter data); see Section 5.5.
S
In the user program:
−
Interrupt communication with the FM 353 before removing the old FM, and
resume communication after installing the new FM.
−
If data/parameters are modified during operation and stored retentively on
the FM, please follow the instructions in Section 9.3.1.
Replacing an FM 353
To replace a parameterized but defective FM 353:
1. Replace the FM 353 when the system is switched off (CPU, FM)
Remove the FM 353 (see Sec. 3.2)
No
Install the FM 353 (see Sec. 3.1)
Switch on the system
Appropriate SDB
1 000 in
CPU?
1)
FM 353 parameter-
ized automatically
Reparameterization of FM
→
PG/PC required
Yes
FM 353 ready
1) How to create an SDB
1 000 after startup, and
how to load it in the CPU is described in Section 5.5.
Fig. 3-1
Replacing the FM 353 with the system switched off
J
Summary of Contents for SIMATIC FM 353
Page 22: ...Product Overview 1 12 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 32: ...Installing and Removing 3 6 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 282: ...Description of Functions 9 82 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 354: ...User Data Block AW DB B 16 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...