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- Siemens
- 6AG2134-6PA00-4CU0
- Analog Input Energy Meter
- Germany
- 20 × 73 × 58 mm
- 0.05 kg
- Xiamen, China
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Product Overview
The Siemens 6AG2134-6PA00-4CU0 SIPLUS ET 200SP Analog Input Energy Meter is an electrical measurement module for monitoring power-system variables in industrial automation and railway-related installations. Its detailed product designation is SIPLUS ET 200SP AI EM 480V CT HF TX RAIL. Based on the 6ES7134-6PA00-0CU0, this SIPLUS version combines energy measurement and network analysis functions with conformal coating and extended environmental qualifications.
The module works with external 1 A or 5 A current transformers to measure electrical quantities in systems with voltages up to the specified 480 V AC range. Its measurement data can be used by a PLC or supervisory system to track electrical consumption, assess operating conditions and support energy-management tasks.
The TX RAIL configuration is intended for demanding environmental conditions, including specified railway applications. It supports installations requiring a broader temperature range and additional environmental protection compared with a standard ET 200SP module. Correct current-transformer selection, voltage connections and system configuration are essential for meaningful measurement results.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Model / Order Number | 6AG2134-6PA00-4CU0 |
| Product Family | SIPLUS ET 200SP |
| Product Type | Analog Input Energy Meter |
| Detailed Designation | AI EM 480V CT HF TX RAIL |
| Standard Base Model | 6ES7134-6PA00-0CU0 |
| Measurement Function | Electrical energy metering and network analysis |
| Maximum Rated Voltage Range | 480 V AC |
| Current Transformer Input | 1 A or 5 A |
| Module Feature Class | High Feature (HF) |
| BaseUnit Type | U0 |
| Environmental Protection | Conformal coating |
| Operating Temperature | -40°C to +70°C |
| Short-Duration Temperature Limit | Up to +85°C for 10 minutes, under specified conditions |
| Diagnostics | Channel diagnostics |
| Dimensions | 20 × 73 × 58 mm |
| Weight | 0.05 kg |
Product Features
- Electrical energy measurement: Acquires electrical measurement data for industrial monitoring and energy-management applications.
- Network analysis functions: Supports evaluation of electrical operating variables for system monitoring.
- 1 A / 5 A current-transformer input: Works with the specified current-transformer secondary ratings.
- High Feature functionality: Provides advanced measurement functions within the ET 200SP analog input module family.
- SIPLUS environmental protection: Conformal coating and extended environmental qualifications support demanding installation conditions.
- TX RAIL qualification: Supports specified railway-related environmental requirements and extended temperature conditions.
- Channel diagnostics: Helps identify measurement-channel problems and supports maintenance troubleshooting.
- ET 200SP integration: Fits into a modular distributed I/O station using the required U0 BaseUnit.
Working Principle
The module receives electrical signals from voltage connections and external current transformers. The current transformers convert primary circuit current into a corresponding secondary current suitable for the module’s measurement inputs. Using the acquired voltage and current information, the module calculates electrical quantities and makes measurement data available to the automation system.
Depending on the configured measurement setup and supported functions, the data can be used to evaluate electrical consumption, power-related variables, frequency and other network characteristics. A PLC or supervisory application can process this information for energy monitoring, load analysis, alarms and operational reporting.
Accurate results depend on correct wiring and configuration. The current-transformer ratio must match the installed transformer, voltage connections must correspond to the electrical network, and phase assignments must be consistent. Incorrect wiring or parameter settings can produce misleading measurement values even if the module itself is functioning normally.
Role in a SIPLUS ET 200SP Energy Monitoring Architecture
The 6AG2134-6PA00-4CU0 acts as the electrical measurement layer within a distributed automation station. It acquires electrical data from the monitored circuit and transfers measurement information through the ET 200SP system for use by the controller and supervisory applications.
| System Component | Function | Relationship to the Module |
|---|---|---|
| Current Transformers | Convert primary circuit current into a suitable secondary current | Supply the specified 1 A or 5 A current input |
| Voltage Measurement Connections | Provide electrical voltage signals for measurement | Allow the module to evaluate network voltage |
| SIPLUS ET 200SP Energy Meter | Measures electrical variables and supports network analysis | Processes incoming voltage and current signals |
| ET 200SP U0 BaseUnit | Provides the required mounting and electrical interface | Supports installation of the module |
| ET 200SP Interface Module | Connects the distributed I/O station to the automation network | Transfers station data to the controller |
| SIMATIC PLC | Executes automation logic and processes measurement data | Uses the module’s values for monitoring and control logic |
| HMI / SCADA System | Displays measurements, trends and alarms | Presents energy and network information to operators |
Industrial Applications
| Application | Measurement Task | Role of the Module |
|---|---|---|
| Railway Electrical Systems | Monitoring electrical variables in qualified rail installations | Provides measurement data under specified TX RAIL environmental conditions |
| Industrial Energy Monitoring | Tracking electrical consumption and network conditions | Supplies electrical measurement data to the automation system |
| Machine Power Monitoring | Evaluating the electrical operating conditions of production equipment | Supports load monitoring and operational analysis |
| Distribution and Control Panels | Acquiring voltage and current information from monitored circuits | Integrates electrical measurement into distributed I/O |
| Energy Management Systems | Collecting data for consumption analysis and reporting | Makes measurement values available for supervisory applications |
| Industrial Electrical Diagnostics | Reviewing network variables during troubleshooting | Supports investigation of abnormal electrical operating conditions |
Installation and Maintenance
- Verify the order number: Confirm that 6AG2134-6PA00-4CU0 matches the required SIPLUS ET 200SP energy measurement application.
- Check the BaseUnit: Use a compatible U0 BaseUnit and confirm the terminal arrangement before mounting the module.
- Select the current transformers: Verify that the installed current transformers have the specified 1 A or 5 A secondary rating.
- Isolate the electrical circuit: Follow the applicable electrical safety and lockout procedures before wiring or servicing the installation.
- Verify the voltage connections: Confirm that the network voltage and wiring arrangement comply with the module’s specifications and the applicable system design.
- Check current-transformer wiring: Verify polarity, phase assignment and secondary connections according to the wiring diagram.
- Configure transformer ratios: Enter the correct current-transformer parameters in the engineering configuration where required.
- Verify phase assignments: Ensure that voltage and current channels correspond to the correct phases to avoid incorrect power calculations.
- Review diagnostic settings: Check the configured diagnostic functions and ensure that relevant fault information can be evaluated by the controller.
- Check environmental conditions: Keep the installation within the specified operating limits and ensure that the module is used in an environment covered by its qualifications.
- Validate measurement readings: Compare the reported values with an appropriate reference measurement during commissioning or troubleshooting.
- Document the configuration: Record the module order number, transformer ratios, wiring arrangement and relevant commissioning results for future maintenance.
Compatible System Components
| Component | Function | Compatibility Consideration |
|---|---|---|
| ET 200SP BaseUnit Type U0 | Provides the module’s mounting and electrical interface | Required BaseUnit type for this energy meter |
| Current Transformers, 1 A Secondary | Provide current signals for electrical measurement | Select according to the monitored circuit and module configuration |
| Current Transformers, 5 A Secondary | Provide an alternative supported current input | Confirm the transformer’s rating and configured ratio |
| ET 200SP Interface Module | Connects the station to the automation network | Select according to the required network and station configuration |
| SIMATIC PLC | Processes electrical measurement data | Ensure that the controller configuration supports the installed ET 200SP station |
| HMI / SCADA System | Displays measurement values and trends | Use controller data to implement monitoring and reporting |
Recommended Related Models
| Model | Product Type | Relationship | Selection Consideration |
|---|---|---|---|
| Siemens 6ES7134-6PA00-0CU0 | ET 200SP AI Energy Meter 480 V AC/CT HF | Standard base model for the SIPLUS version | Compare environmental qualifications and installation requirements |
| Siemens 6AG2134-6PA01-4BU0 | SIPLUS ET 200SP AI Energy Meter CT ST RAIL | Related SIPLUS energy-meter module | Check its measurement functions and feature class before selection |
| Siemens 6AG2134-6PA20-4BD0 | SIPLUS ET 200SP Energy Meter 480 V AC TX RAIL | Related energy-meter product in the same family | Verify the BaseUnit type and measurement configuration |
| Siemens 6ES7134-6PA01-0CU0 | ET 200SP AI Energy Meter CT HF | Related standard energy-meter model | Compare the required measurement capabilities and system configuration |
Key Advantages
- Combines electrical measurement with network analysis functions.
- Supports 1 A and 5 A current-transformer inputs.
- Integrates electrical monitoring into the modular ET 200SP automation system.
- Offers conformal coating and extended environmental qualifications for demanding installations.
- Provides channel diagnostics to support troubleshooting and maintenance.
- Supplies electrical measurement data for energy monitoring and operational analysis.
Technical FAQs
Which current transformers can be connected to the 6AG2134-6PA00-4CU0?
The module is specified for 1 A or 5 A current-transformer secondary inputs. The selected transformer ratio must match the monitored circuit and the parameters configured in the automation system.
What does the 480 V designation indicate?
The 480 V designation identifies the module’s voltage measurement class for the specified AC application. Actual wiring must follow the module’s connection requirements and the electrical network configuration.
What is the difference between the SIPLUS module and its 6ES7134-6PA00-0CU0 base model?
The 6AG2134-6PA00-4CU0 is the SIPLUS version based on 6ES7134-6PA00-0CU0. It adds conformal coating and extended environmental qualifications, including the specified TX RAIL temperature conditions.
Why might the module report incorrect power or energy values?
Possible causes include incorrect current-transformer ratios, reversed current-transformer polarity, mismatched phase assignments, incorrect voltage wiring or configuration errors. Check the wiring and parameter settings before concluding that the module is defective.