ABB CC-U/STD Universal Signal Converter

Description

ABB CC-U/STD Universal Signal Converter

The ABB CC-U/STD (Order Code: 1SVR040000R1700) is a universal, multi-functional analog signal converter from ABB’s CC-U series. It is designed to condition, convert, isolate, and amplify standard analog electrical signals in industrial automation environments.

Product Detailed Description

The CC-U/STD serves as a universal interface unit between field sensors/transmitters and higher-level control systems (such as PLCs, DCS, or SCADA). It allows field engineers to seamlessly convert incompatible analog signals—such as converting a 0–10 V sensor signal into a 4–20 mA current signal—while providing 3-way galvanic isolation between input, output, and supply power to protect sensitive control electronics.

Technical Parameters

Product Advantages

• Universal Flexibility: Supports a wide selection of configurable standard input and output ranges (voltage and current, uni-directional and bi-directional) configurable via DIP switches on the side panel.
• 3-Way Galvanic Isolation: Eliminates ground loops and prevents voltage spikes or high-potential transients in field cabling from destroying expensive PLC/DCS input modules.
• On-Site Fine Tuning: Front-side potentiometers allow operators to easily calibrate the Zero point and Span (gain) without needing external software programming tools.
• Space-Saving Design: A compact 22.5 mm housing reduces space consumption inside control cabinets.

Important Considerations & Precautions

• DIP Switch Configuration: Always disconnect power to the unit before setting or changing the DIP switches to ensure the new signal ranges load correctly and prevent unintended signal spikes.
• Supply Voltage Check: Verify the supply voltage ratings before energizing. The standard unit accepts 24–48 V DC or 24 V AC, but high-voltage supply variants (e.g., 110–240 V AC) require a different specific model (CC-U/STD 1SVR040001R1000).
• Terminal Wiring: Pay close attention to current vs. voltage wiring terminals to avoid applying a current loop to a high-impedance voltage input or shorting out a voltage source.

Product Applications

• Signal Matching & Conversion: Adapting 0–10 V field sensors to 4–20 mA PLC analog input cards.
• Ground Loop Elimination: Resolving ground potential differences in long cable runs between distant field instruments and central control panels.
• Bi-directional Signal Processing: Converting \pm10 V servo/drive feedback signals to standard 0–20 mA control ranges.
• Water & Wastewater Facilities: Processing analog inputs from remote flowmeters, level transducers, and analytical sensors.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

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