Smb1400-Smb1699: Em (Expansion Module) Module-Specific Data - Siemens SIMATIC S7 System Manual

Special memory (SM) and system symbol names
D.29 SMB1400-SMB1699: EM (expansion module) module-specific data
D.29

SMB1400-SMB1699: EM (expansion module) module-specific data

The CPU reserves an additional 50 bytes for each expansion module for read-only module-
specific data:
SM addresses
SMB1400 to SMB1449
SMB1450 to SMB1499
SMB1500 to SMB1549
SMB1550 to SMB1599
SMB1600 to SMB1649
SMB1650 to SMB1699
830
Description
EM bus Slot 0: Module specific information
EM bus Slot 1: Module specific information
EM bus Slot 2: Module specific information
EM bus Slot 3: Module specific information
EM bus Slot 4: Module specific information
EM bus Slot 5: Module specific information
System Manual, V2.3, 07/2017, A5E03822230-AF
S7-200 SMART