Pepperl Fuchs KFD2 CRG2 Ex1 D Power Supply (255620)

The P&F KFD2 CRG2 Ex1 D is a high-performance 1-channel isolated barrier and transmitter power supply for use in intrinsically safe circuits. Designed to interface with 2-wire and 3-wire transmitters and current sources, this unit features dual relay outputs, programmable alarms, and built-in line fault detection. Certified up to SIL 2, it is ideal for safety-critical process control environments.

Technical Specifications

Model: KFD2-CRG2-Ex1.D
Device Type: Transmitter Power Supply / Isolated Barrier
Input Types: 2-wire / 3-wire transmitters, 2-wire current sources
Output Signal: 0/4 mA … 20 mA
Relay Outputs: 2 contact outputs
Supply Voltage: 24 V DC (via Power Rail or direct)
Isolation: Galvanically isolated input/output/supply
Safety Level: SIL 2 (IEC/EN 61508, IEC/EN 61511)

Functional Features

• Alarm Configuration: Programmable high/low alarm thresholds
• Timing Adjustment: Adjustable energized/de-energized delay
• Linearization: Up to 20-point custom curve correction
• Line Fault Detection: Built-in LFD for transmitter integrity monitoring

Mechanical & Mounting

• Mounting Type: DIN rail (with Power Rail capability)
• Dimensions: Standard K-System form factor (H x W x D)
• Weight: Approx. 150–200 g
• Housing Material: Polycarbonate enclosure

Compliance & Certifications

• SIL Compliance: SIL 2 certified (IEC 61508/61511)
• ATEX/IECEx Certified: Yes (for hazardous area use)
• CE Marked: Yes
• RoHS Compliant: Yes

Key Features & Benefits

✅ Universal Input. Supports 2-wire and 3-wire transmitters and current sources.

✅ Dual Relay Outputs. Ideal for alarm triggering and fail-safe shutdowns.

✅ SIL 2 Certified. Suitable for safety-critical installations.

✅ Built-in LFD. Ensures integrity of sensor loop with automatic fault detection.

✅ Custom Linearization. Corrects non-linear sensor outputs with up to 20 points.

📦 Order the Pepperl+Fuchs KFD2-CRG2-Ex1.D Today from Drive Outlet Megastore

Enhance your instrumentation loop with the Pepperl+Fuchs KFD2-CRG2-Ex1.D — a reliable, SIL 2-certified transmitter power supply built for precision and safety.

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