Description
CPU 100 — CPU
Siemens · CPU 100 · 6ES5100-8MA02
Description
The CPU 100 is the base central processing unit for the SIMATIC S5-100U modular programmable controller family, used for basic automation tasks such as small machinery or simple process control. It is programmed in STEP 5 and supports plug-in EPROM/EEPROM memory submodules.
Key specifications
Parameter | Value |
Function | Central processing unit for S5-100U PLC |
Internal memory | RAM 1024 statements (2KB); EPROM/EEPROM memory submodule |
Input voltage | 24 V DC, 1A (per inventory desc, version 4) |
Digital I/O (max) | 256 combined digital inputs/outputs |
Analog I/O (max) | 8 combined analog inputs/outputs |
Cycle/scan monitoring | ~300 ms watchdog |
Reference
Field | Value |
Manufacturer (OEM) | Siemens |
Model | CPU 100 |
Part number | 6ES5100-8MA02 |
Category | CPU |
System family | SIMATIC S5-100U |
Stores quantity | 3 |
Data confidence | high |
Manuals filed (007 - Manuals)
- Manual STEP5 S5-100U English.PDF — S5-100U system manual (English) covering CPU/IO/memory for the 100U programmable controller
Notes
Verified via Siemens S5-100U system manual (6ES5998-0UB23) and multiple distributor datasheets (scemosystems.fi, mikrocontroller.bplaced.net) confirming CPU 100 specs and 24VDC/1A input.
Source: Spare Parts List for Sales V7 (Bohemia Market / BM Global stores inventory). Filed in the AI HW Knowledge Base.