Pepperl+Fuchs KCD2-STC-Ex1.2O

Overview

The Pepperl+Fuchs KCD2-STC-Ex1.2O is a cutting-edge, 1-channel isolated barrier meticulously engineered to provide reliable power to 2-wire SMART transmitters operating within hazardous environments. This robust device boasts dual analog outputs, offering both current and voltage options, and facilitates seamless bi-directional communication for industry-standard protocols such as HART and BRAIN. Designed with safety at its core, the KCD2-STC-Ex1.2O is SIL 2 certified in accordance with IEC/EN 61508, guaranteeing unparalleled reliability and integrity in even the most critical safety instrumented systems. Its compact design and versatile functionality make it an indispensable component for modern industrial automation.

Key Features

• Signal Type: Analog input for precise measurement and control.
• Input Signal: 0/4–20 mA, offering compatibility with a wide range of industrial sensors and transmitters.
• Dual Output Capability: Provides flexible 0/4–20 mA current output and 0/1–5 V voltage output to suit diverse application requirements.
• Robust Power Supply: Operates efficiently with a 19–30 V DC supply via Power Rail or dedicated terminals.
• Superior Isolation: Features galvanic isolation between input, output, and power supply, ensuring signal integrity and enhanced safety.
• Advanced Communication: Fully supports HART and BRAIN protocols for intelligent device management, diagnostics, and data acquisition.
• Effortless Configuration: Intuitive DIP switches enable quick and easy selection of output modes (source/sink/voltage).
• Clear Status Indication: An integrated LED provides immediate visual confirmation of power supply status.
• Space-Saving Design: Mounts conveniently on a 35 mm DIN rail (EN 60715) with a housing dimension of 12.5 × 124 × 114 mm.
• Durable Construction: Boasts an IP20 protection class, safeguarding against solid objects.
• Lightweight: Weighs approximately 100 g for easy handling and installation.
• Part Number: 272955, ensuring easy identification and ordering.

Technical Specifications

• Input Terminals: Sink Mode: 1+, 2-; Source Mode: 3+, 4-.
• Output Terminals: Source Mode: 5-, 6+; 7-, 8+; Sink Mode: 5+, 6-; 7+, 8-.
• Load Resistance: Current Output: 0–500 Ω; Voltage Output: >1 MΩ.
• Voltage Drop (Input): ≤6.1 V at 20 mA.
• Short-Circuit Current (Input): 25 mA.
• Input Resistance: Terminals 1+, 2-: Max. 500 Ω (BRAIN); Terminals 3+, 4-: ≤310 Ω.
• Available Voltage (Input): ≥16 V at 20 mA; ≥18.5 V at 4 mA.
• Ripple (Output): Max. 50 µA rms.
• Transfer Accuracy: Current Output: <20 µA (0.1%); Voltage Output: <10 mV (0.2%).
• Temperature Influence: Current Output: 0.25 µA/K; Voltage Output: 80 µV/K.
• Frequency Range: Field to Control Side: 0–6 kHz (-3 dB); Control to Field Side: 0.3–6 kHz (-3 dB).
• Settling Time: 6 ms.
• Rise/Fall Time: 2 ms.
• Safety Integrity Level (SIL): SIL 2 (SC 3) per IEC/EN 61508, ensuring compliance with stringent safety standards.
• Ambient Temperature Range: -20 °C to +60 °C (extended up to +70 °C with specific mounting conditions), for reliable operation in various climates.
• Approvals: ATEX, IECEx, UL (cULus Listed), CE, UKCA, guaranteeing international compliance and acceptance.

Applications

The versatility and robust design of the Pepperl+Fuchs KCD2-STC-Ex1.2O make it ideal for a wide array of demanding industrial applications, including:

• Chemical and Petrochemical Industries: Providing safe and reliable power to instrumentation in explosive atmospheres.
• Oil and Gas Exploration and Processing: Essential for maintaining operational integrity in hazardous upstream and downstream facilities.
• Pharmaceutical Manufacturing: Ensuring precise control and safety in sensitive production environments.
• Water and Wastewater Treatment Plants: Critical for continuous monitoring and control in often harsh conditions.
• Food and Beverage Processing: Supporting hygienic and safe operations where intrinsic safety is paramount.
• Power Generation Facilities: Enhancing the safety and efficiency of power generation systems.

Why Choose This Model?

The Pepperl+Fuchs KCD2-STC-Ex1.2O stands out as a superior choice for several compelling reasons:

• Unmatched Versatility with Dual Output: Its unique ability to provide both current and voltage outputs offers unparalleled flexibility, allowing seamless integration into diverse control systems without requiring additional converters.
• Intrinsic Safety for Hazardous Areas: With comprehensive intrinsic safety certifications, this device ensures the highest level of protection, preventing ignition in potentially explosive atmospheres and safeguarding personnel and assets.
• SIL 2 Certified Reliability: Meeting the rigorous requirements of SIL 2 according to IEC/EN 61508, the KCD2-STC-Ex1.2O guarantees exceptional operational reliability and integrity, crucial for safety-critical applications.
• Space-Saving Compact Design: The slim 12.5 mm housing minimizes the footprint within control cabinets, optimizing panel space and reducing overall system costs.
• Simplified Configuration: User-friendly DIP switches enable straightforward setup and mode selection, drastically reducing installation time and potential for errors.
• HART Compatibility for Enhanced Diagnostics: Full HART compatibility facilitates advanced diagnostics, remote configuration, and predictive maintenance capabilities, leading to improved operational efficiency and reduced downtime.

Order Now

Equip your critical industrial applications with the unparalleled safety and performance of the Pepperl+Fuchs KCD2-STC-Ex1.2O SMART Transmitter Power Supply. With its dual output flexibility, intrinsic safety certifications, and SIL 2 reliability, this device is engineered to meet the most demanding operational challenges. Contact us today or visit our website to secure your KCD2-STC-Ex1.2O (Part Number: 272955) and elevate the integrity and efficiency of your control systems.