Description
EG 185U — Rack/Subrack
Siemens · EG 185U · 6ES5185-3UA22
Description
The 6ES5185-3UA22 is an expansion unit (rack) for the SIMATIC S5-135U/155U system, providing additional module slots beyond the central controller for digital/analog I/O and other peripheral modules, connected via an interface module (IM) to the central controller.
Key specifications
Parameter | Value |
Function | Expansion unit rack for S5-135U/155U PLC |
System | SIMATIC S5-135U/155U |
Connection | Linked to central controller via interface modules (e.g. IM 306/IM 314/IM 315) |
Mounting/Rack | Expansion subrack; verify exact slot count and power supply variant on nameplate |
Reference
Field | Value |
Manufacturer (OEM) | Siemens |
Model | EG 185U |
Part number | 6ES5185-3UA22 |
Category | Rack/Subrack |
System family | SIMATIC S5-135U/155U |
Stores quantity | 3 |
Data confidence | medium |
Manuals filed (007 - Manuals)
- Manual CP1430 English Vol1.pdf — S5-115U system reference (CP/comms volume)
- 02 - CPU948 Programming Manual.pdf — S5 CPU programming reference (115U/155H family)
Notes
185U expansion unit family confirmed via southernplcs.com and service-solutions.pro part listings for S5-135U/155U rack range; exact -3UA22 revision datasheet (slot count/power) not separately located. Verify nameplate.
Source: Spare Parts List for Sales V7 (Bohemia Market / BM Global stores inventory). Filed in the AI HW Knowledge Base.