- Product details
- Specifications
- Recommand
- Service & Policy
01 PRODUCT DETAILS
Official product identity
SIMATIC S7-400 IM 461-1
Siemens 6ES7461-1BA01-0AA0 IM 461-1 Interface Module
This product is an IM 461-1 receiver interface module for centrally extending a SIMATIC S7-400 system.
PRODUCT ROLE
Receive interface for central expansion
02
SPECIFICATIONS
Central S7-400 rack expansion
The IM 461-1 receives the P-bus connection in an expansion unit and works with an IM 460-1 over a central coupling distance up to 1.5 m.
Detailed product description
Installed in an S7-400 expansion unit, the receiver interface transfers the peripheral bus from the central rack and supplies the connected expansion arrangement. It is intended only for operation with the matching IM 460-1 send interface.
Official technical data
| Product type |
IM 461-1 |
Function |
Receiver interface module |
| System |
SIMATIC S7-400 |
Coupling type |
Central expansion |
| Maximum cable length |
1.5 m |
Backplane input |
5 V DC / 120 mA max. |
| Power loss |
600 mW max. |
C-bus transfer |
Not included |
Communication & Connections
| Partner module |
IM 460-1 |
| Bus transferred |
P-bus |
| Rack position |
Expansion unit |
| Connection cables |
S7-400 468-3 family |
Safety & Compliance
| Use constraint |
Operate only with IM 460-1 |
| Installation |
S7-400 expansion unit |
| Documentation |
S7-400 Module Data manual |
| Supply source |
S7-400 backplane bus |
Central expansion up to 1.5 m
P-bus transfer to expansion rack
Low backplane power demand
Technical basis: Siemens official product documentation
03
RECOMMAND
Brand features and application fields
Brand characteristics
Siemens industrial automation hardware emphasizes organized engineering, documented integration and visible operating status for maintainable systems.
Rack architectureCoordinated send and receive modules extend modular controller systems.
Defined pairingDedicated interface partners reduce configuration ambiguity.
Documented mechanicsStandard module format supports orderly cabinet service.
Application fields
Suitable for S7-400 central rack expansion and controlled cabinet extensions.
Rack expansionAdditional S7-400 expansion unit
P-bus transferCentral peripheral-bus connection
MaintenanceReplacement in installed S7-400 systems
Installation & upgrade: Plug into the specified slot of the S7-400 expansion unit, connect it to the compatible IM 460-1 with an approved 468-3 cable and observe the 1.5 m total coupling limit.
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Helmholz
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04
SERVICE & POLICY
Clear service, clear responsibility
Company service process
QUOTE
Price and lead time
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DISPATCH
Order preparation
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