PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D
PEPPERL+FUCHS KFD2-DW-Ex1D

PEPPERL+FUCHS KFD2-DW-Ex1D

MOQ : 1 Piece

PEPPERL+FUCHS KFD2-DW-Ex1D Specification

  • IP Rating
  • IP20
  • Remote Control
  • Yes
  • Sensor Type
  • Proximity sensor interface
  • Automation Grade
  • Automatic
  • Control Type
  • Digital
  • Frequency
  • 50/60 Hz
  • Load Capacity
  • 250 mA max. (relay output)
  • Application
  • Intrinsically safe proximity sensors signal isolator for hazardous areas
  • Connectivity Type
  • Screw terminals
  • Phase
  • Single Phase
  • Weight
  • Approx. 150 g
  • Features
  • Fail-safe output, led indication, galvanic isolation, relay output
  • Cable Length
  • Dependent on sensor cable
  • Mounting Type
  • DIN Rail Mounting
  • Material
  • Plastic / Electronic components
  • Power
  • <1 W
  • Temperature
  • -20 C ... +60 C (operation)
  • Voltage
  • 20 V DC ... 30 V DC (typ. 24 V DC)
  • Model
  • KFD2-DW-Ex1D
  • Input Signal
  • Namur sensor / mechanical contact
  • Number of Channels
  • 1 Channel
  • Line Fault Detection
  • Yes
  • Isolation Voltage
  • 2.5 kV (input/output/power)
  • Relay Contact Rating
  • SPDT, 250 V AC/30 V DC, 2 A max.
  • Response Time
  • Approx. 10 ms
  • Limit Voltage Ui
  • AC 253 V/ DC 40 V
  • Output Type
  • Relay
 

PEPPERL+FUCHS KFD2-DW-Ex1D Trade Information

  • Minimum Order Quantity
  • 1 Piece
  • Payment Terms
  • Cash on Delivery (COD), Letter of Credit (L/C), Cash in Advance (CID)
  • Supply Ability
  • 100 Pieces Per Day
  • Delivery Time
  • 1 Days
  • Main Domestic Market
  • All India
 

About PEPPERL+FUCHS KFD2-DW-Ex1D

PEPPERL+FUCHS KFD2-DW-Ex1D

  Control circuit EEx ia IIC Lead breakage (LB) monitoring and short-circuit (SC) monitoring 1 signal output with 1 changeover contact 1 serially switched output 1 error message output  LC display Start-up override Preferred direction of the output relay, switching delay, hysteresis and direction of action adjustable



Versatile Signal Isolator for Hazardous Areas

Designed for hazardous environments, the KFD2-DW-Ex1D efficiently bridges NAMUR proximity sensors or mechanical contacts with control systems. It provides automatic operation, digital control, and is equipped with comprehensive safety functions. The reliable relay output, robust insulation, and effective line fault detection minimize risks and ensure uninterrupted process oversight.


Effortless Integration and Operation

With a compact design and simple DIN rail mounting, installation is straightforward. Screw terminals allow secure wiring, and the built-in LED status indication makes monitoring effortless. Its single-phase configuration and compatibility with 20-30 V DC power supplies (typically 24 V DC) fit seamlessly into common automation cabinet layouts.

FAQs of PEPPERL+FUCHS KFD2-DW-Ex1D:


Q: How does the KFD2-DW-Ex1D ensure safe signal transmission in hazardous areas?

A: The KFD2-DW-Ex1D provides galvanic isolation between input, output, and power supply (2.5 kV insulation voltage) and supports intrinsically safe NAMUR sensor interfaces. This prevents dangerous voltage or current spikes from reaching hazardous zones, safeguarding field equipment and personnel.

Q: What process signals can the module handle?

A: This module accepts input signals from NAMUR-type proximity sensors and mechanical contacts, converting them into relay outputs rated for up to 250 V AC/30 V DC, 2 A max. It is ideal for interfacing field devices with industrial controllers in hazardous locations.

Q: When should I use the KFD2-DW-Ex1D in my automation project?

A: Use this signal isolator when you need to connect intrinsically safe field sensors, such as proximity sensors, to control equipment within hazardous areas. It is useful in chemical plants, petrochemical operations, or any setting where explosive atmospheres demand reliable signal isolation.

Q: Where is the module typically installed?

A: The device is DIN rail mounted, usually inside an automation or control panel located outside, but near hazardous areas. Wiring from field sensors is directed to the module via screw terminals for secure and reliable connectivity.

Q: What benefits do the fail-safe output and LED indication offer?

A: Fail-safe outputs maintain system integrity during faults or power loss, reducing downtime and risks. The LED indication provides quick, visual confirmation of device status, helping maintenance teams easily identify issues and ensure smooth process operation.

Q: How does line fault detection improve operational safety?

A: Line fault detection allows the module to monitor connected sensor wiring for faults such as cable breaks or short circuits, instantly alerting operators and preventing hazardous conditions caused by undetected sensor failures.

Q: Is remote control or programming required for operation?

A: No remote control or programming is necessary. The device operates automatically upon installation, requiring only connection of sensor inputs and wiring to the relay output, making setup and maintenance convenient and straightforward.

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