6ES7924-0CC20-0AC0 SIEMENS Analog output module

Description

6ES7924-0CC20-0AC0 SIEMENS Analog output module

Product Dimensions：

Product Description

Siemens Analog Output Modules act as the digital-to-analog interface of a control system. They receive 16-bit or 13-bit digital values from the CPU and transform them into standardized industrial signals, such as voltage or current. This allows for the infinitely variable control of actuators. The modules are equipped with advanced electronics to ensure high linearity and minimal signal drift, even in environments with significant temperature fluctuations. Most modules feature galvanic isolation to protect the internal system bus from external electrical disturbances.

Product Parameters

The technical performance of analog output modules is defined by their precision and the types of loads they can drive:

• Signal Ranges: Support for standard voltage ranges (e.g., +/-10V, 0 to 10V) and current ranges (e.g., 0 to 20mA, 4 to 20mA).

• Resolution: Typically ranges from 13 to 16 bits, allowing for very fine control increments over the full output scale.

• Basic Error Limit: High accuracy with low operational error limits, often as low as +/-0.1% to +/-0.3% of the full-scale value.

• Conversion Time: Rapid cycle times per channel, ensuring that changes in the control program are reflected in the field signal almost instantaneously.

• Load Impedance: Specified maximum resistance for current outputs and minimum resistance for voltage outputs to ensure signal integrity.

Product Advantages

• High Precision Control: Provides smooth and accurate regulation of physical processes, which is essential for maintaining product quality in manufacturing.

• Integrated Diagnostics: Capability to detect common faults such as short circuits (for voltage outputs) or wire breaks (for current outputs), with status reporting directly to the CPU.

• Flexible Channel Configuration: Each channel can often be programmed independently for different signal types (voltage vs. current) and ranges via software.

• Robust Noise Immunity: Designed with high electromagnetic compatibility (EMC) to prevent external interference from distorting the analog output signal.

• Ease of Maintenance: Features such as standardized front connectors and clear LED diagnostics simplify wiring and troubleshooting activities.

Precautions

• Shielding and Grounding: Analog signals are sensitive to noise; it is critical to use shielded twisted-pair cables and ensure the shield is correctly grounded at the module or cabinet entry.

• Common Mode Voltage: Ensure that the potential difference between the outputs and the system ground does not exceed the rated common-mode voltage to prevent measurement errors.

• Short-Circuit Protection: While most modules have internal protection, prolonged short circuits on voltage outputs should be avoided to prevent excessive heat buildup.

• Signal Calibration: Depending on the application’s precision requirements, periodic verification of the output accuracy against a calibrated multimeter may be necessary.

Product Applications

Siemens Analog Output Modules are utilized in scenarios where variable control is required:

• Speed Control: Providing reference speed setpoints to variable frequency drives (VFDs) for motor control in conveyor systems or fans.

• Valve Positioning: Regulating the opening percentage of proportional valves in hydraulic or pneumatic systems to control flow or pressure.

• Heating Control: Sending setpoint signals to power controllers or solid-state relays to manage temperature in industrial furnaces or ovens.

• Process Instrumentation: Interfacing with external displays, recorders, or secondary controllers that require standard analog inputs.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Please make an inquiry for more models：