SGDB-20ADM YASKAWA

SGDB-20ADM YASKAWA Analog Input Module

Product  Description：

Yaskawa Analog Input Modules are high-precision expansion units designed for the MP series machine controllers. These modules convert continuous physical variables—such as temperature, pressure, force, and flow—into digital values that the controller's CPU can interpret. By utilizing high-resolution analog-to-digital (A/D) conversion technology, Yaskawa ensures that real-time environmental and mechanical feedback is fed into the motion control loop with minimal latency and high fidelity.

Product Parameters

The technical configuration of Yaskawa Analog Input Modules is optimized for speed and signal accuracy:

• Input Channels: Available in multiple configurations, commonly offering 4 or 8 channels per module to manage multiple sensors simultaneously.

• Input Signal Ranges: Supports standard voltage inputs including 0 to 10V DC, -10 to 10V DC, and 0 to 5V DC, as well as current inputs like 0 to 20mA and 4 to 20mA.

• Conversion Resolution: Features high-accuracy 16-bit digital resolution, providing precise scaling over the entire input range.

• Conversion Speed: Engineered for high-speed industrial environments, with sampling times as fast as 250 microseconds per channel, matching the fast motion cycles of Yaskawa controllers.

• Accuracy Performance: Delivers exceptional linearity with an ambient temperature coefficient that keeps total error below ±0.1 percent of the full scale at room temperature.

• Isolation Architecture: Equipped with optical isolation between the external input terminals and the internal system bus to safeguard the controller against electrical hazards.

Product Advantages

Yaskawa Analog Input Modules offer several distinct operational benefits within an automated system:

• Motion Loop Integration: Because these modules reside directly on the high-speed controller backplane, analog data can be fed directly into motion profiles, enabling real-time adjustments based on pressure or tension feedback.

• Onboard Signal Filtering: Features built-in digital filters, including moving average and first-order delay filters, which allow users to smooth out noisy sensor signals without writing complex PLC code.

• Automatic Disconnection Detection: When configured for 4 to 20mA loops, the module automatically detects wire breaks or sensor failures, triggering immediate system alerts to prevent erratic machine behavior.

• Software-Driven Calibration: Offset and gain adjustments can be easily configured via the MPE720 software environment, removing the need for manual hardware trimming or potentiometers.

• Ruggedized Reliability: Built to Yaskawa's strict industrial standards, providing high immunity to electromagnetic interference (EMI) generated by surrounding servo drives and motors.

Product Applications

These modules are critical for applications that require constant feedback monitoring and adaptive control:

• Tension Control Systems: Monitoring analog signals from load cells in printing presses, textile machinery, and web winding equipment to maintain precise material tension.

• Hydraulic and Pneumatic Monitoring: Reading data from pressure transducers in injection molding machines and hydraulic presses to safely control clamping forces.

• Thermal Regulation: Connecting to temperature transmitters in packaging machinery or industrial ovens to ensure precise heat sealing and material processing.

• Flow Rate Management: Interfacing with flow meters in dispensing machinery, adhesive application systems, and chemical dosing equipment.

• Position Feedback: Processing signals from analog linear potentiometers or distance sensors to track mechanical positioning in non-encoder applications.

Important Precautions

To maintain the accuracy of the analog signals and protect the module from damage, observe these guidelines:

• Shielding Strategy: Always use twisted-pair shielded cables for all analog signal wiring. The shield must be connected to a designated ground point on the PLC side only to prevent the formation of ground loops.

• Cable Separation: Route analog input lines in a separate conduit away from high-voltage AC lines, motor power cables, and servo drive outputs to avoid inductive noise coupling.

• Current Mode Configuration: When using current input modes (4 to 20mA), ensure the internal input resistance switches or software settings are correctly activated. Applying voltage to a channel configured improperly can damage the input circuitry.

• Unused Channel Treatment: Short-circuit the positive and negative terminals of any unused input channels, or explicitly disable them in the software settings, to prevent ambient electrical noise from creating false readings in the memory registers.

• Common Mode Voltage Limits: Ensure that the voltage between any input channel and the module ground does not exceed the maximum rated common-mode voltage, as excessive voltage will distort readings and could cause permanent hardware failure.

The structure and details of the product：

Our services：

Shipping Port:  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

Warranty: one year

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