
Siemens 6AG1055-1FB00-7BA2 SIPLUS LOGO! DM8 230V Expansion Module
This entry details the Siemens 6AG1055-1FB00-7BA2, an expansion module designed for robust industrial environments. It features conformal coating and extended temperature ranges for reliable operation.
Quick Facts
- Part number
- 6AG1055-1FB00-7BA2
- Brand
- Siemens
- Category
- PLC CPUs & Controllers
- Product type
- PLC CPUs & Controllers
- Lifecycle
- Active Product
- Dimensions
- 9.5 x 7.00 x 5.5 cm
- Net weight
- 0.169 Kg
- Source category
- SIPLUS LOGO! expansion modules
Product Overview
The Siemens 6AG1055-1FB00-7BA2 is an expansion module within the SIPLUS LOGO! series, engineered for demanding operational conditions. It builds upon the base model 6ED1055-1FB00-0BA2 with enhanced environmental protections. Review Siemens 6AG1055-1FB00-7BA2 as PLC CPUs & Controllers with source category SIPLUS LOGO! expansion modules, recorded lifecycle Active Product, and submitted model identity.
This unit provides 230 V power supply capabilities alongside four digital inputs and four digital outputs. The relay-based output configuration supports standard switching applications in automated control systems.
Technical Review Notes
- Power supply input voltage is rated at 230 V AC for standard industrial electrical networks. Keep dimensions 9.5 x 7.00 x 5.5 cm and net weight 0.169 Kg unchanged while comparing project documents and product image evidence.
- Output type utilizes relay technology for four digital outputs, ensuring galvanic isolation.
- Conformal coating protects internal circuitry against moisture, dust, and corrosive atmospheric agents.
- Operating temperature range spans from -40 °C to +70 °C for extreme climates.
- Startup capability is maintained down to -25 °C, allowing cold environment initialization.
- Physical dimensions measure 9.5 cm in width, 7.00 cm in height, and 5.5 cm in depth.
Model Identification
- Base hardware reference links to the standard LOGO! 8 expansion module variant 6ED1055-1FB00-0BA2. Use the source path Automation technology / Controllers / SIPLUS LOGO! / SIPLUS LOGO! expansion modules to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- The SIPLUS designation indicates specialized environmental hardening beyond standard industrial automation components.
- DM8 suffix denotes the specific device model within the broader LOGO! product family tree.
- Voltage rating 230V confirms application context with standard European and international mains power distributions.
Technical Parameters
| Product type | PLC CPUs & Controllers |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 9.5 x 7.00 x 5.5 cm |
| Net weight | 0.169 Kg |
| Source category | SIPLUS LOGO! expansion modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Net weight is recorded at 0.169 Kg, indicating a lightweight design for DIN rail mounting. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG1055-1FB00-7BA2 record before publication.
- Input count consists of four discrete digital channels for sensor or switch signal acquisition.
- Output count includes four discrete digital channels configured for relay switching mechanisms.
- Environmental class requires verification of specific site conditions against the -40 to +70 °C range.
- Mounting type is typically DIN rail, consistent with standard LOGO! expansion module installation practices.
Catalog Classification
Image & Label Review
- Label verification should confirm the full part number 6AG1055-1FB00-7BA2 is clearly printed.
- Terminal block orientation must match the wiring diagram for correct input and output connections.
- Conformal coating appearance should be uniform without visible cracks or peeling on the housing.
- LED indicator positions need checking to ensure proper status monitoring during operation cycles.
Product Image Gallery

Inquiry Preparation
- Confirm the required quantity of units needed for the specific automation project scope.
- Verify the existing LOGO! CPU model supports expansion via the DM8 interface protocol.
- Check that the installation environment temperature stays within the specified -40 to +70 °C limits.
- Ensure the power supply network provides stable 230 V AC for correct module initialization.
Category Context
This component falls under the PLC CPUs & Controllers category for industrial automation systems.
It serves as an expansion module, extending the I/O capacity of the main LOGO! controller.
Review Notes
- Source parameter review should validate the conformal coating specification against project environmental requirements.
- Technical documentation review must confirm the relay output characteristics match load switching needs.
- Dimensional check ensures physical fit within the control cabinet space allocated for expansion.
- Lifecycle status listed as Active Product indicates ongoing manufacturing support for this specific model.



