
Inquiry for Siemens 6AG1221-3AD30-5XB0 SIPLUS Digital Input Module
This listing provides detailed technical information for the Siemens 6AG1221-3AD30-5XB0 digital input module. Users may submit inquiries to obtain further project-specific documentation and support.
Quick Facts
- Part number
- 6AG1221-3AD30-5XB0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- I/O Modules
- Lifecycle
- Active Product
- Dimensions
- 8.00 x 5.00 x 2.8 cm
- Net weight
- 0.029 Kg
- Source category
- SIPLUS SB 1221 digital input modules
Product Overview
The Siemens 6AG1221-3AD30-5XB0 is a specialized digital input module designed for harsh industrial environments. It features conformal coating to protect internal components from moisture and contaminants. Review Siemens 6AG1221-3AD30-5XB0 as I/O Modules with source category SIPLUS SB 1221 digital input modules, recorded lifecycle Active Product, and submitted model identity.
This unit operates within an extended temperature range of -40 to +60 degrees Celsius. The module supports startup conditions starting at -25 degrees Celsius for reliable performance.
Technical Review Notes
- The device belongs to the SIPLUS SB 1221 series of digital input modules. Keep dimensions 8.00 x 5.00 x 2.8 cm and net weight 0.029 Kg unchanged while comparing project documents and product image evidence.
- It provides four discrete digital inputs operating at 5 V DC voltage levels.
- Each input channel supports a switching frequency of up to 200 kHz.
- The physical dimensions are recorded as 8.00 x 5.00 x 2.8 centimeters.
- The net weight of the module is listed as 0.029 kilograms for handling.
- Conformal coating is applied to ensure durability in demanding operational settings.
Model Identification
- The part number 6AG1221-3AD30-5XB0 identifies this specific SIPLUS variant. Use the source path Automation technology / SIPLUS digital modules / SIPLUS SB 1221 digital input modules to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- This model is based on the standard 6ES7221-3AD30-0XB0 architecture.
- The SIPLUS designation indicates enhanced environmental protection capabilities for the unit.
- Digital input functionality is confirmed by the four-channel DI specification.
Technical Parameters
| Product type | I/O Modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 8.00 x 5.00 x 2.8 cm |
| Net weight | 0.029 Kg |
| Source category | SIPLUS SB 1221 digital input modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Operating temperature range extends from -40 degrees Celsius to +60 degrees Celsius. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG1221-3AD30-5XB0 record before publication.
- Startup temperature capability begins at -25 degrees Celsius for initial power cycles.
- Input voltage specification is fixed at 5 V DC for signal recognition.
- Maximum switching frequency per channel reaches 200 kHz for rapid responses.
- Physical footprint measures 8.00 cm in width by 5.00 cm in depth.
Catalog Classification
Image & Label Review
- Product images typically display the front label with the full part number. Review Siemens 6AG1221-3AD30-5XB0 as I/O Modules with source category SIPLUS SB 1221 digital input modules, recorded lifecycle Active Product, and submitted model identity.
- Visual inspection confirms the compact form factor listed for DIN rail mounting.
- Terminal blocks are visible for connecting digital input signals to the system.
- Conformal coating texture may be observed on the outer housing surface.
Product Image Gallery

Inquiry Preparation
- Review project requirements for extended temperature operation before submitting an inquiry. Keep dimensions 8.00 x 5.00 x 2.8 cm and net weight 0.029 Kg unchanged while comparing project documents and product image evidence.
- Verify that 5 V DC input signals match the module electrical specifications.
- Confirm space constraints align with the 8.00 x 5.00 cm dimensions.
- Check if conformal coating meets specific environmental protection standards for the site.
Category Context
This module falls under the broader category of Automation technology solutions. Use the source path Automation technology / SIPLUS digital modules / SIPLUS SB 1221 digital input modules to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
It is classified specifically within the SIPLUS digital modules product segment.
Review Notes
- The product lifecycle status is recorded as Active Product for current projects.
- review restrictions apply; contact the designated Siemens review contacts for review procedures.
- Source parameter review should confirm application context with existing S7-1200 systems.
- Project document review is recommended to validate environmental operating conditions.



