6RY1703-0DA06 SIEMENS Analog output module

Description

6RY1703-0DA06 SIEMENS Analog output module

Product Dimensions：

Product Description

The Analog Output Module contains Digital-to-Analog Converters (DACs) that accept a digital value (typically a $16$-bit integer) from the PLC memory and produce a corresponding physical analog signal, such as current ($text{mA}$) or voltage ($text{V}$). This process enables the CPU to implement continuous, smooth control loops.

AO Modules are essential for regulating process variables (like speed, flow, or position) where gradual adjustments are necessary. They are robustly designed with protective features against short circuits and overloads and often include diagnostic capabilities to monitor for wire breaks or circuit faults in the field.

Product Parameters

General functional and electrical parameters for Analog Output Modules include:

• Number of Channels: The quantity of independent analog outputs on the module (e.g., 2, 4, or 8 channels).

• Output Signal Range: The available electrical standards supported (e.g., $0-20 text{mA}$, $4-20 text{mA}$, $0-10 text{V}$, $pm 10 text{V}$).

• Resolution: The precision of the DAC, typically expressed in bits (e.g., $12$-bit, $14$-bit, or $16$-bit), which determines the number of discrete steps the output signal can achieve.

• Accuracy/Linearity: The maximum deviation of the actual output signal from the theoretical commanded value, often expressed as a percentage of the full scale.

• Output Settling Time: The time required for the output signal to reach and stabilize at a new commanded value after a digital change.

• Load Impedance/Resistance: The maximum permissible load the module can drive, specified in ohms ($Omega$), which must be matched to the external actuator.

• Diagnostics: Features such as wire break detection, short-circuit monitoring, and range overflow reporting.

Product Advantages

1. High-Precision Control: High-resolution DACs (e.g., $16$-bit) allow for very fine steps in the output signal, enabling extremely precise and stable regulation of actuators in continuous control loops.

2. Actuator Compatibility: Supports standard industrial signal ranges ($text{mA}$ and $text{V}$), ensuring compatibility with most common industrial control elements like proportional valves and variable speed drives.

3. Real-Time Performance: Low settling times ensure that the physical response of the actuator closely follows the command issued by the CPU, which is crucial for dynamic processes.

4. Integrated Safety and Diagnostics: Built-in short-circuit protection and field-side diagnostics reduce the risk of module damage and provide immediate feedback on wiring issues, simplifying troubleshooting.

5. Easy Scaling and Configuration: The output range and scaling are easily configured in the engineering software (TIA Portal), allowing the user to map the CPU’s internal digital values to the physical output range without manual calibration.

Notes (Important Considerations)

• Load Matching: The impedance or resistance of the field device (e.g., a proportional valve coil) must be checked against the module’s specified load resistance to ensure the module can successfully drive the device.

• Signal Type Consistency: Ensure that the module’s configured output (e.g., current) matches the requirement of the receiving device (e.g., the input on a $text{VFD}$).

• Wire Break Detection: While many modules feature this, it is usually only effective for current signals ($4-20 text{mA}$) because a zero-current state can reliably indicate a break. Voltage signals ($text{V}$) are harder to diagnose this way.

• Noise Management: Routing the output wiring away from power lines and using proper shielding is vital to prevent electrical noise from corrupting the intended analog signal, which could lead to erratic actuator behavior.

• Default State: Configuration of the module’s output behavior during a CPU STOP or fault condition (e.g., hold last value, output zero) must be defined for safe operation.

Product Applications

Analog Output Modules are vital in applications requiring continuous, precise regulation:

• Process Control: Controlling the opening/closing position of proportional control valves to regulate flow, pressure, or mixing ratios in chemical or water treatment facilities.

• Motion Control: Sending speed or torque setpoints to Variable Frequency Drives ($text{VFDs}$) or servo amplifiers for precise motor control.

• Temperature Regulation: Providing heat setpoints to heaters or cooling signals to refrigeration units based on PID control algorithms.

• Actuator Positioning: Controlling hydraulic or pneumatic actuators that require a continuous signal for precise positioning tasks.

• Industrial Calibration/Testing: Providing calibrated analog signals for testing and verifying the operation of other field instruments.

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：