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- Siemens
- 6AG2134-6JF00-1CA1
- Analog Input Module
- Germany
- 15 × 73 × 58 mm
- 0.04 kg
- Xiamen, China
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Product Overview
The Siemens 6AG2134-6JF00-1CA1 SIPLUS ET 200SP Analog Input Module is an eight-channel analog input module for acquiring temperature signals from resistance temperature detectors (RTDs) and thermocouples. It belongs to the SIPLUS ET 200SP distributed I/O family and is based on the standard 6ES7134-6JF00-0CA1 module, with conformal coating and additional environmental qualifications for demanding installations.
In a distributed automation station, the module collects temperature measurements from field sensors and makes the processed values available to the controller. Typical monitoring tasks include measuring process temperatures, tracking thermal conditions in industrial machinery, and collecting temperature data from equipment installed in rail-related environments.
The module supports two-wire RTD and thermocouple measurement applications, with channel-level diagnostics and a 16-bit measurement specification. Its SIPLUS extreme RAIL configuration also supports operation under specified temperature and environmental conditions, making it suitable for installations where standard industrial environmental ratings may not be sufficient.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Model / Order Number | 6AG2134-6JF00-1CA1 |
| Product Family | SIPLUS ET 200SP |
| Product Type | Analog Input Module |
| Product Designation | AI 8xRTD/TC 2-wire HF |
| Standard Base Model | 6ES7134-6JF00-0CA1 |
| Number of Analog Inputs | 8 |
| Supported Sensor Types | RTDs and thermocouples |
| Sensor Connection | 2-wire |
| Resolution | 16 bit |
| Measurement Accuracy Specification | ±0.1% |
| Rated Supply Voltage | 24 V DC |
| Environmental Protection | Conformal coating |
| Operating Temperature | -25°C to +60°C |
| Short-Duration Temperature Limit | +70°C for 10 minutes, subject to specified conditions |
| Suitable BaseUnits | BU type A0, A1 |
| Color Code | CC00 |
| Dimensions | 15 × 73 × 58 mm |
| Weight | 0.04 kg |
Product Features
- Eight-channel temperature acquisition: Collects temperature signals from compatible RTD and thermocouple sensors through a single distributed I/O module.
- High-feature measurement functions: Supports configurable sensor measurement and channel-level diagnostics for temperature monitoring applications.
- 16-bit measurement resolution: Provides digital measurement data for controller-based monitoring and process evaluation.
- Conformal coating: Adds protection for the electronic assembly in qualified environmental conditions.
- Rail-environment qualification: The SIPLUS extreme RAIL variant supports specified railway environmental requirements and temperature conditions.
- Channel diagnostics: Helps identify sensor-related faults and measurement-range problems during operation.
- Distributed I/O integration: Fits into the ET 200SP station architecture with a suitable BaseUnit and the corresponding controller communication system.
Working Principle
The module receives electrical signals from connected RTD or thermocouple sensors and converts them into digital measurement values for the automation controller. For RTDs, the measurement is based on the relationship between electrical resistance and temperature. Thermocouples generate a small voltage related to the temperature difference between their measuring junction and reference junction.
The module evaluates the incoming signals according to the configured sensor type and measurement parameters. The resulting digital values can then be used by the PLC program for temperature display, process monitoring, alarms, interlocks or temperature-dependent control logic.
Channel diagnostics help identify conditions such as sensor wire breaks and measurement values outside the configured range. These diagnostics give maintenance personnel more information when a temperature reading becomes invalid or a field connection develops a fault.
Correct sensor wiring, channel configuration and BaseUnit selection are essential. A mismatch between the physical sensor and the configured measurement type can produce incorrect readings or diagnostic alarms even when the module itself is functioning normally.
Role in a SIPLUS ET 200SP Control Architecture
The 6AG2134-6JF00-1CA1 functions as the temperature signal acquisition layer within a distributed automation station. It converts field-level temperature measurements into controller-readable data while providing diagnostic information for maintenance and fault handling.
| System Component | Function | Relationship to the Module |
|---|---|---|
| RTD Sensors | Measure temperature through resistance changes | Supply temperature-dependent resistance signals |
| Thermocouples | Generate voltage related to temperature difference | Supply thermoelectric signals for temperature measurement |
| SIPLUS ET 200SP Analog Input Module | Acquires and converts sensor signals | Processes up to eight compatible temperature measurement channels |
| ET 200SP BaseUnit | Provides electrical connections and module mounting | Establishes the required sensor connection interface |
| ET 200SP Interface Module | Connects the distributed I/O station to the automation network | Transfers station data to the controller |
| SIMATIC PLC | Executes automation and process-control logic | Uses temperature values and diagnostic information |
| HMI / SCADA System | Displays process values and alarms | Presents temperature readings and relevant fault information |
Industrial Applications
| Application | Measurement Task | Role of the Module |
|---|---|---|
| Industrial Temperature Monitoring | Monitoring temperatures at multiple machine or process points | Collects RTD and thermocouple measurements |
| Process Equipment | Tracking temperature changes during production | Supplies digital temperature values to the controller |
| Machinery Thermal Monitoring | Monitoring operating temperatures in industrial equipment | Supports temperature alarms and condition monitoring |
| Rail-Related Automation | Temperature acquisition in qualified railway environments | Provides SIPLUS extreme RAIL environmental characteristics |
| Distributed Control Cabinets | Acquiring field signals from sensors located away from the central controller | Integrates temperature measurement into an ET 200SP station |
| Industrial Equipment Diagnostics | Detecting sensor wiring faults and measurement-range errors | Supplies channel diagnostic information for troubleshooting |
Installation and Maintenance
- Verify the order number: Confirm that 6AG2134-6JF00-1CA1 is the required SIPLUS temperature input module for the application.
- Check the BaseUnit type: Use a compatible BU type A0 or A1 and confirm the connection arrangement before installation.
- Confirm the sensor type: Identify whether each field sensor is an RTD or thermocouple and verify that the selected channel configuration matches it.
- Isolate the station: Follow the applicable electrical isolation procedure before wiring, removing or replacing the module.
- Inspect the mounting position: Ensure that the module and BaseUnit are correctly seated in the ET 200SP station.
- Check sensor wiring: Verify terminal assignments, conductor integrity and the required two-wire connection arrangement.
- Configure measurement parameters: Set the appropriate sensor type, measurement range and channel parameters in the automation configuration.
- Verify channel assignments: Match each physical sensor connection to the corresponding configured input channel.
- Check diagnostic settings: Confirm that the required channel diagnostics and diagnostic alarms are enabled where applicable.
- Inspect environmental conditions: Ensure that the installation remains within the specified operating temperature and environmental limits.
- Validate measured values: Compare the module readings with a suitable reference measurement during commissioning or troubleshooting.
- Record configuration changes: Document sensor assignments, parameter changes, diagnostic events and module replacements for future maintenance.
Compatible System Components
| Component | Function | Compatibility Consideration |
|---|---|---|
| ET 200SP BaseUnit BU type A0 | Provides module mounting and electrical connections | Listed as a suitable BaseUnit type for this module |
| ET 200SP BaseUnit BU type A1 | Provides an alternative supported BaseUnit arrangement | Listed as a suitable BaseUnit type for this module |
| ET 200SP Interface Module | Connects the distributed I/O station to the controller network | Select according to the station architecture and communication requirements |
| SIMATIC S7 Controller | Executes process logic and evaluates input data | Requires a compatible ET 200SP station configuration |
| RTD Sensors | Measure temperature through resistance changes | Sensor type and wiring must match the configured channel parameters |
| Thermocouples | Provide thermoelectric temperature signals | Thermocouple type and measurement configuration must match the application |
| HMI / SCADA Platform | Displays temperature values and alarms | Uses controller data to present measurement and diagnostic information |
Recommended Related Models
| Model | Product Type | Relationship | Selection Consideration |
|---|---|---|---|
| Siemens 6ES7134-6JF00-0CA1 | ET 200SP AI 8xRTD/TC 2-wire HF Analog Input Module | Standard base model for the SIPLUS version | Compare environmental qualifications before selecting |
| Siemens 6AG2134-6JD00-1CA1 | SIPLUS ET 200SP Analog Input Module | Related SIPLUS temperature input product | Verify the supported sensor types and channel configuration |
| Siemens 6AG2134-6HB00-1CA1 | SIPLUS ET 200SP Analog Input Module | Related analog input module for voltage and current signals | Intended for different signal types; not a direct substitute for RTD/TC measurement |
| Siemens 6ES7193-6BP00-0BA0 | ET 200SP BaseUnit | Example of an ET 200SP BaseUnit product family reference | Confirm the exact BaseUnit type and order number required for the installation |
Key Advantages
- Acquires up to eight RTD or thermocouple temperature signals in one module.
- Provides 16-bit measurement resolution and a stated ±0.1% accuracy specification.
- Supports channel-level diagnostics for more targeted troubleshooting.
- Uses conformal coating for qualified environmental protection.
- Offers specified temperature and rail-environment qualifications within the SIPLUS extreme RAIL range.
- Integrates into the modular SIMATIC ET 200SP distributed I/O architecture.
Technical FAQs
Which temperature sensors can the 6AG2134-6JF00-1CA1 measure?
The module supports RTD and thermocouple measurement applications using two-wire sensor connections. The sensor type and measurement parameters must be configured correctly for each channel.
What is the difference between 6AG2134-6JF00-1CA1 and 6ES7134-6JF00-0CA1?
The 6AG2134-6JF00-1CA1 is the SIPLUS version based on the 6ES7134-6JF00-0CA1. The SIPLUS variant includes conformal coating and additional environmental qualifications, including specified temperature conditions for its RAIL configuration.
What should be checked if one temperature channel reports a fault?
Check the sensor wiring, terminal connections, configured sensor type and measurement range. Review the channel diagnostic information for indications such as wire break or overflow/underflow before replacing the module.
Can the module be installed with any ET 200SP BaseUnit?
No. The module specifies BU type A0 and A1 as suitable BaseUnit types. Confirm the exact BaseUnit variant, terminal arrangement and station configuration before installation.