6AV2 124-0QC02-0AX1 SIEMENS Simulation output module

Description

6AV2 124-0QC02-0AX1 SIEMENS Simulation output module

Product Dimensions：

Product Description

A SIEMENS Simulation Output Module is a specialized hardware component used during the development, testing, and commissioning phases of an automation project. It is not intended for permanent use in a running process.

The module provides manually adjustable outputs or simulated feedback capabilities, often featuring switches or potentiometers on the front panel that allow users to manually set the output state (digital) or the output value (analog).

1. Digital Simulation Output: Used to visually indicate the state of a digital output command from the PLC (e.g., via an LED) or to allow manual forcing of an output state for testing logic flow.

2. Analog Simulation Output: Used to generate a controlled, variable analog signal that can be routed back into an Analog Input Module for loop testing and calibration verification, simulating a sensor’s input value.

The core purpose is to allow engineers to fully test the PLC’s application logic and I/O configuration without connecting to or endangering real machinery or process equipment.

Product Parameters

General functional parameters for Simulation Output Modules include:

• Mode of Operation: Manual setting of output state or value via integrated controls (switches, buttons, potentiometers).

• Indication: Typically features integrated LEDs to visibly display the current state of each simulated output channel.

• Signal Range (Analog): For analog simulation modules, the range of the signal that can be manually generated (e.g., $0-10 text{V}$ or $4-20 text{mA}$).

• Resolution (Analog): The precision of the manually adjustable analog signal.

• Channel Count: The number of independent simulation points available on the module (e.g., 8 or 16 for digital, 2 or 4 for analog).

• Compatibility: Must be compatible with the specific SIEMENS I/O system backplane (e.g., SIMATIC ET 200, S7-1500).

Product Advantages

1. Risk-Free Testing: Allows extensive testing of the PLC’s control program and interlocks logic in a safe, risk-free environment, preventing damage to expensive machinery during the debugging phase.

2. System Verification: Facilitates complete functional verification of the I/O configuration and CPU communication before the physical installation of field wiring or actuators.

3. Training Tool: Excellent for training purposes, enabling students and technicians to visualize the relationship between PLC logic and simulated I/O changes.

4. Debugging and Diagnostics: Speeds up the debugging process by allowing engineers to force specific process states (e.g., a motor is running, a valve is partially open) to test error handling routines.

5. Bench Setup: Enables the creation of compact, portable test benches for programming and pre-commissioning activities away from the factory floor.

Notes (Important Considerations)

• Non-Permanent Use: These modules are strictly for simulation, testing, and training; they must not be used as operational I/O modules in a live industrial process.

• External Wiring: Although the module simulates outputs, if it is used to feedback a signal into an input module, the external wiring between the simulation output and the PLC input must be correctly implemented.

• Configuration: The module still needs to be configured and addressed correctly within the engineering software (TIA Portal) just like any other I/O module.

• Signal Type: Ensure the simulation module is capable of producing the signal type (voltage or current) required by the input module it is testing.

• Power Requirements: The module’s operation may still require connection to the field power supply, even though it is only simulating.

Product Applications

Simulation Output Modules are typically deployed in specialized settings:

• Factory Acceptance Testing (FAT): Testing the full functionality of the control system and software at the builder’s location before shipping to the end-user.

• Software Development and Debugging: Creating a test environment for verifying large blocks of application code and sequential logic.

• Maintenance and Troubleshooting: Allowing maintenance personnel to rapidly test a spare CPU or I/O rack by simulating field conditions.

• Educational Facilities: Used in university labs and corporate training centers to teach PLC programming and system integration concepts.

• Commissioning: Used on-site to verify that the PLC-side logic for complex analog control loops is working correctly before final connection to the actual sensors and actuators.

Shipping Port: Xiamen, China

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