Check Out Pepperl+fuchs Kcd2-stc-ex1.2o Gadget [kTIUvi6Q]

Check Out Pepperl+fuchs Kcd2-stc-ex1.2o Gadget [kTIUvi6Q] | Reliable SMART Transmitter Power Supply for Intrinsic Safety Applications

Overview

The KCD2-STC-Ex1.2O is a 1-channel isolated barrier from Pepperl+Fuchs, designed to supply power to 2-wire SMART transmitters in hazardous areas. It provides dual analog outputs (current or voltage) and supports bi-directional communication for protocols like HART and BRAIN. The device is SIL 2 certified according to IEC/EN 61508, ensuring high reliability in safety-critical applications.

Key Features

• Signal Type: Analog input

• Input Signal: 0/4–20 mA

• Dual Output:

  • Current: 0/4–20 mA

  • Voltage: 0/1–5 V

• Power Supply: 19–30 V DC via Power Rail or terminals

• Isolation: Galvanic isolation between input, output, and power supply

• Communication: Supports HART and BRAIN protocols

• Configuration: DIP switches for selecting output mode (source/sink/voltage)

• Indicators: LED for power supply status

• Mounting: 35 mm DIN rail (EN 60715)

• Housing Dimensions (W×H×D): 12.5 × 124 × 114 mm

• Protection Class: IP20

• Weight: Approximately 100 g

• Part Number: 272955

Technical Specifications

• Input Terminals:

  • Sink Mode: Terminals 1+, 2-

  • Source Mode: Terminals 3+, 4-

• Output Terminals:

  • Source Mode: Terminals 5-, 6+; 7-, 8+

  • Sink Mode: Terminals 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

• Ambient Temperature Range: -20 °C to +60 °C (extended up to +70 °C with specific mounting conditions)

• Approvals:

  • ATEX: II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC, I (M1) [Ex ia Ma] I

  • IECEx: [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I

  • UL: cULus Listed

  • CE: EN 61326-1:2013 (industrial locations)

  • UKCA: CML 21UKEX2894X

Applications

• Chemical and Petrochemical Industries

• Oil and Gas Exploration and Processing

• Pharmaceutical Manufacturing

• Water and Wastewater Treatment Plants

• Food and Beverage Processing

• Power Generation Facilities

Why Choose Check Out Pepperl+fuchs Kcd2-stc-ex1.2o Gadget [kTIUvi6Q]?

• Dual Output Capability: Provides both current and voltage outputs for versatile integration

• Intrinsic Safety: Ensures safe operation in hazardous areas with intrinsic safety certifications

• SIL 2 Certified: Meets stringent safety requirements for critical applications

• Compact Design: Slim 12.5 mm housing saves space in control cabinets

• Easy Configuration: DIP switches allow for straightforward setup and mode selection

• HART Compatibility: Facilitates advanced diagnostics and communication with HART-enabled devices

• Reliable Performance: High accuracy and low ripple ensure precise signal transmission