The Siemens 6AG1138-6BA01-2BA0 is a SIPLUS ET 200SP TM Posinput 1 technology module for counting and position detection. It is based on the 6ES7138-6BA01-0BA0 and is designed for RS-422 incremental encoders and SSI absolute encoders. The module provides 2 digital inputs and 2 digital outputs and uses a type A0 Base Unit. SIPLUS environmental design includes conformal coating and an operating range of -40 to +60 °C. The module supports I&M data, firmware updates and isochronous mode. SSI absolute encoder telegrams can contain 10 to 40 bits, with up to 31 bits used for position information.
2. Technical Specification
Specification
Details
Manufacturer
Siemens
Product Code
6AG1138-6BA01-2BA0
Product Family
SIPLUS ET 200SP TM Posinput 1
Product Type
Counting and position detection module
Based On
6ES7138-6BA01-0BA0
Supply Voltage
24 V DC
Digital Inputs
2
Digital Outputs
2
Encoder Interface
RS-422 incremental; SSI absolute
Base Unit
Type A0
Operating Temperature
-40 to +60 °C
Conformal Coating
Yes
I&M Data
I&M0 to I&M3
Isochronous Mode
Yes
Firmware Update
Yes
SSI Telegram Length
10 to 40 bits
3. Key Features
- TM Posinput 1 counting and position-detection technology.
- RS-422 incremental encoder support.
- SSI absolute encoder support.
- 2 digital inputs and 2 digital outputs.
- Conformal coating.
- -40 to +60 °C operating range.
- Type A0 Base Unit compatibility.
- Firmware-update capability.
- I&M identification data.
- Isochronous operation.
- SSI telegram support from 10 to 40 bits.
4. Typical Application
- Encoder-based position measurement.
- Machine positioning.
- Motion-related automation.
- High-speed counting.
- Factory machinery.
- Distributed ET 200SP control systems.
- Industrial equipment operating in extended environmental conditions.
5. Product Highlights
The 6AG1138-6BA01-2BA0 combines incremental and absolute encoder acquisition in a SIPLUS ET 200SP technology module. Its RS-422 and SSI capabilities provide flexibility for different position-detection architectures, while the SIPLUS construction supports extended environmental conditions. Siemens Industry Cache+1
6. Important Ordering & Installation Information
The exact article number is 6AG1138-6BA01-2BA0. It requires an A0-type Base Unit. Encoder wiring, power supply and shielding must follow the applicable ET 200SP and module documentation. The module is based on the standard 6ES7138-6BA01-0BA0, but the SIPLUS article should not be substituted by the standard product when the specified environmental characteristics are required. Conrad
Always follow the manufacturer's official installation, wiring, commissioning and safety instructions.
7. Why Choose Siemens 6AG1138-6BA01-2BA0 SIPLUS TM Posinput 1?
The 6AG1138-6BA01-2BA0 is suitable for ET 200SP installations requiring position acquisition from either RS-422 incremental or SSI absolute encoders. Its SIPLUS environmental design, digital I/O, firmware-update capability and isochronous-mode support provide a technology-module solution for demanding automation applications.
8. Product Summary
The Siemens 6AG1138-6BA01-2BA0 is a SIPLUS ET 200SP TM Posinput 1 counting and position-detection module. It is based on 6ES7138-6BA01-0BA0 and provides 2 digital inputs, 2 digital outputs and support for RS-422 incremental and SSI absolute encoder signals. The module uses an A0-type Base Unit and includes SIPLUS conformal coating with an operating temperature range of -40 to +60 °C. It supports firmware updates, I&M data and isochronous operation.
Product Code: 6AG1138-6BA01-2BA0
Manufacturer: Siemens
Product Family: SIPLUS ET 200SP TM Posinput 1
Product Type: Counting and position detection module
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