Siemens 6ES7630-0DA00-0AB0 C7 I/O Expansion Module

Documented mixed I/O expansion role for Siemens 6ES7630-0DA00-0AB0.

Documented expansion function

Rebuilt from individual evidence

The documented 6ES7630-0DA00-0AB0 is a SIMATIC C7 I/O expansion module with mixed digital and analog channels.

In the control system, it extends compatible C7 electronics with additional field signal channels.

Exact reference: 6ES7630-0DA00-0AB0
Category: HMI / Display
Evidence checked: 2026-09-12

System role

This section explains what the product does and where it acts in the surrounding system.

Function: Extends compatible C7 control systems with mixed digital and analog field signal channels.
System position: Sits between a compatible C7 control system and its digital or analog field wiring.
Upstream / inputs: Receives field signals and control-channel assignments from the host C7 system.
Downstream / outputs: Outputs expanded digital and analog channel data to the host control system.
Limitations: Unknown: the host C7 variant, wiring, address assignment, and installed module condition.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

The exact-reference listings identify 6ES7630-0DA00-0AB0 as a SIMATIC C7 I/O expansion module.
Confidence: high
- sps-service.eu — retrieved 2026-09-12; high confidence
- www.plcdepartment.com — retrieved 2026-09-12; medium confidence
The listings document 16 digital inputs, 16 digital outputs, 4 analog inputs, and 4 analog outputs for the module.
Confidence: high
- sps-service.eu — retrieved 2026-09-12; high confidence
- www.plcdepartment.com — retrieved 2026-09-12; medium confidence

Inferences

The module extends compatible C7 control systems with mixed digital and analog field signal channels.
Confidence: high
Rationale: The exact expansion-module identity and channel listing place this device between C7 control electronics and field signals.
- sps-service.eu — retrieved 2026-09-12; high confidence
- www.plcdepartment.com — retrieved 2026-09-12; medium confidence

Unknowns

Unknown: the host C7 variant, wiring, address assignment, and installed module condition.
Confidence: low
Missing evidence: A host-system review and installed-module inspection were not available.

System position diagram

Compatible C7 controller connected through the Siemens expansion module to digital and analog signals. — The expansion module adds mixed signal channels to a compatible C7 system.

View Mermaid source

flowchart LR
  c7[Compatible C7 controller] --> module[6ES7630-0DA00-0AB0]
  module --> signals[Digital and analog signals]

View diagram labels

Nodes: Compatible C7 controller; 6ES7630-0DA00-0AB0 module; Digital and analog signals
Edges: Host assigns channels; Module expands signal data

Next action

Use this reference when the host C7 variant and documented mixed I/O requirements match the project.

Verify the host C7 variant, address assignment, and wiring against the cited exact-reference listings before commissioning.

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