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Pepperl+Fuchs KCD2-STC-Ex1.2O

by Pepperl+Fuchs

OverviewThe Pepperl+Fuchs KCD2-STC-Ex1.2O is a sophisticated 1-channel isolated barrier, meticulously engineered to deliver reliable power to 2-wire SMART transmitters within hazardous environments. This device incorporates dual analog outputs, offering both current and voltage options, and supports seamless bi-directional communication for industrial protocols such as HART and BRAIN. Designed with safety as a core principle, the KCD2-STC-Ex1.2O holds SIL 2 certification according to IEC/EN 61508, ensuring exceptional reliability and integrity in critical safety instrumented systems. Its compact measurements and versatile functionality position it as an essential component for modern industrial automation setups.Key Features Signal Handling: Analog input for precise measurement and control. Input Compatibility: Accepts 0/4–20 mA signals, compatible with various industrial sensors and transmitters. Dual Output Modes: Provides flexible 0/4–20 mA current output and 0/1–5 V voltage output for diverse application needs. Reliable Power Input: Operates efficiently with a 19–30 V DC supply via a Power Rail or dedicated terminals. Enhanced Isolation: Features galvanic isolation between the input, output, and power supply, ensuring signal integrity and improved safety. Advanced Communication Support: Fully supports HART and BRAIN protocols for intelligent device management, diagnostics, and data acquisition. Simple Configuration: Intuitive DIP switches allow for quick and easy selection of output modes (source/sink/voltage). Status Indicator: An integrated LED provides immediate visual confirmation of the power supply status. Compact Mounting: Designed for convenient mounting on a 35 mm DIN rail (EN 60715) with dimensions of 12.5 × 124 × 114 mm. Durable Construction: Features an IP20 protection class, guarding against solid objects. Lightweight Design: Weighs approximately 100 g for ease of handling and installation. Product Identifier: Part Number: 272955, for simple identification and ordering. Technical Specifications Input Terminal Configuration: Sink Mode: 1+, 2-; Source Mode: 3+, 4-. Output Terminal Configuration: Source Mode: 5-, 6+; 7-, 8+; Sink Mode: 5+, 6-; 7+, 8-. Load Resistance Capabilities: Current Output: 0–500 Ω; Voltage Output: >1 MΩ. Input Voltage Drop: ≤6.1 V at 20 mA. Input Short-Circuit Current: 25 mA. Initial Resistance: Terminals 1+, 2-: Max. 500 Ω (BRAIN); Terminals 3+, 4-: ≤310 Ω. Available Input Voltage: ≥16 V at 20 mA; ≥18.5 V at 4 mA. Output Ripple: Max. 50 µA rms. Transfer Precision: Current Output: <20 µA (0.1%); Voltage Output: <10 mV (0.2%). Thermal Influence: Current Output: 0.25 µA/K; Voltage Output: 80 µV/K. Frequency Response: Field to Control Side: 0–6 kHz (-3 dB); Control to Field Side: 0.3–6 kHz (-3 dB). Stabilization Time: 6 ms. Signal Transition Time: 2 ms. Safety Certification: SIL 2 (SC 3) per IEC/EN 61508, ensuring adherence to strict safety standards. Operating Temperature: -20 °C to +60 °C (extendable to +70 °C with specific mounting), for reliable performance across diverse climates. Regulatory Approvals: ATEX, IECEx, UL (cULus Listed), CE, UKCA, guaranteeing international compliance and acceptance. ApplicationsThe versatility and robust build of the Pepperl+Fuchs KCD2-STC-Ex1.2O make it perfectly suited for a broad range of demanding industrial applications, including: Chemical and Petrochemical Processing: Providing safe and dependable power for instrumentation in explosive atmospheres. Oil and Gas Operations: Essential for maintaining operational integrity in hazardous upstream and downstream facilities. Pharmaceutical Production: Ensuring precise control and safety in sensitive manufacturing environments. Water and Wastewater Management: Critical for continuous monitoring and control in often challenging conditions. Food and Beverage Sector: Supporting hygienic and secure operations where intrinsic safety is crucial. Power Generation Facilities: Enhancing the safety and efficiency of power generation systems. Why ChooseChoosing the Pepperl+Fuchs KCD2-STC-Ex1.2O means investing in a high-performance, safety-certified industrial component. Its blend of advanced features, robust construction, and compliance with global safety standards makes it an ideal solution for critical applications requiring reliable operation in hazardous locations.Order NowElevate your industrial automation systems with the Pepperl+Fuchs KCD2-STC-Ex1.2O. Contact us today to place your order or to learn more about how this exceptional isolated barrier can benefit your specific applications.FAQWhat is the primary function of the Pepperl+Fuchs KCD2-STC-Ex1.2O?It acts as a 1-channel isolated barrier, designed to supply power to 2-wire SMART transmitters in hazardous environments while facilitating communication.Does this device support industrial communication protocols?Yes, it fully supports both HART and BRAIN protocols for intelligent device management and data acquisition.Is the KCD2-STC-Ex1.2O suitable for use in safety-critical applications?Absolutely, it is SIL 2 certified in accordance with IEC/EN 61508, making it suitable for demanding safety instrumented systems.What types of outputs does this isolated barrier provide?It offers dual analog outputs, providing both 0/4–20 mA current and 0/1–5 V voltage options.How is the device configured for different output modes?Configuration of output modes (source/sink/voltage) is easily achieved using intuitive DIP switches.

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