Siemens
Siemens SIMATIC 6DS1220-8AA N8-H Interface Module
Siemens SIMATIC 6DS1220-8AA N8-H Interface Module
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N8-H Interface Module
8-bit Data Transfer
For 20-M-local bus
SIMATIC System Component
Direct Bus Connection
Product description
The Siemens SIMATIC interface module 6DS1220-8AA is an N8-H type module designed for communication on the 20-M-local bus. This module facilitates an 8-bit data transfer, serving as a critical link in older Siemens automation system configurations.
This module is typically used in industrial control systems requiring integration with the Siemens 20-M-local bus architecture. It is relevant for maintenance or expansion of existing installations that utilize this specific bus system.
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Technical specifications
| Manufacturer | Siemens |
| Part Number | 6DS1220-8AA |
| Series | SIMATIC (N8-H Type) |
| Bus Type | 20-M-local bus |
| Data Transfer | 8-bit |
Common applications
Industrial Automation
Legacy Control Systems
Siemens Automation Networks
Data Acquisition
Compatible systems
Siemens 20-M-local bus systems
N8-H compatible controllers
Also known as
SIMATIC Interface Module 6DS1220-8AA
Siemens 6DS1220-8AA
Replaces / compatible with
This module is specific to the Siemens 20-M-local bus system and its N8-H interface. It may be replaced by newer bus systems or modules in modern architectures.
Technical note
Expert tip
This module is for older Siemens 20-M-local bus systems and requires careful integration to avoid mismatches with system configurations.What happens next?
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Frequently asked questions
What type of bus does the Siemens SIMATIC 6DS1220-8AA interface module connect to?
The Siemens SIMATIC 6DS1220-8AA is an N8-H interface module designed for the 20-M-local bus. It handles 8-bit data transfers within this specific Siemens automation bus architecture.