Signal Conditioners

Signal conditioners protect signal transfer between field devices in safe areas and control systems by galvanic isolation of the loop. Particularly in case of long transmission paths, signal conditioners avoid compensating currents which may occur from ground loops. Signal conditioners also offer effective protection against electromagnetic disturbance or dangerous over voltages on the signal loops. Depending on the type, signal conditioners offer additional features like limit switching, transformation from field in standard signals, as well as splitting of signals, which means doubling the input signal

Signal Conditioners of the K-System

The K-system comprises signal conditioners for signal transfer between control system and safe area as well as isolated barriers for communication with field devices in hazardous areas. They are preferred for these kinds of mixed applications.

* Wide range of isolated barriers and signal conditioners for mixed applications
* Modules for universal power supply
* Reduced wiring by Power Rail
* Removable terminals
* Many modules with marine approvals and SIL assessment
The K-system provides an extensive variety of different function principles.

KFD2-DWB-1.D
KFD2-DWB-1.D



Rotation Speed Monitor

Key Benefits at a Glance

  • 1-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz … 12 kHz
  • 2 relay contact outputs
  • Start-up override
  • Configurable by keypad
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511


Data Sheet

KFD2-DWB-1.D

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KFD2-UFC-1.D
KFD2-UFC-1.D



Frequency Converter with Trip Values

Key Benefits at a Glance

  • 1-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Input for 2- or 3-wire sensors, NAMUR sensors or dry contacts
  • Input frequency 1 mHz … 10 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511


Data Sheet

KFD2-UFC-1.D

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KFD2-UFT-2.D
KFD2-UFT-2.D



Frequency Converter with Direction and Synchronization Monitor

Key Benefits at a Glance

  • 2-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz … 1 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Configurable by PACTware or keypad
  • Line fault detection (LFD)


Data Sheet

KFD2-UFT-2.D

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KFU8-DWB-1.D
KFU8-DWB-1.D



Rotation Speed Monitor

Key Benefits at a Glance

  • 1-channel signal conditioner
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz … 12 kHz
  • 2 relay contact outputs
  • Start-up override
  • Configurable by keypad
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511


Data Sheet

KFU8-DWB-1.D

Request for Quote
KFU8-UFC-1.D
KFU8-UFC-1.D



Frequency Converter with Trip Values

Key Benefits at a Glance

  • 1-channel signal conditioner
  • Universal usage at different power supplies
  • Input for 2- or 3-wire sensors, NAMUR sensors or dry contacts
  • Input frequency 1 mHz … 10 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511


Data Sheet

Frequency Converter with Trip Values Data Sheet
KFU8-UFC-1.D

Request for Quote
KFU8-UFC-1.D.FA
KFU8-UFC-1.D.FA



Frequency Converter with Trip Values

Key Benefits at a Glance

  • 1-channel signal conditioner
  • Universal usage at different power supplies
  • Input for 2- or 3-wire sensors, NAMUR sensors or dry contacts
  • Input frequency 1 mHz … 10 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511


Data Sheet

Frequency Converter with Trip Values Data Sheet
KFU8-UFC-1.D.FA

Request for Quote
KFU8-UFT-2.D
KFU8-UFT-2.D



KFU8-UFT-2.D Frequency Converter with Direction and Synchronization Monitor

Key Benefits at a Glance

  • 2-channel signal conditioner
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz … 1 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Configurable by PACTware or keypad
  • Line fault detection (LFD)


Data Sheet

KFU8-UFT-2.D

Request for Quote
KFU8-UFT-2.D.FA
KFU8-UFT-2.D.FA



Frequency Converter with Direction and Synchronization Monitor

Key Benefits at a Glance

  • 2-channel signal conditioner
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz … 1 kHz
  • Current output 0/4 mA … 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Configurable by PACTware or keypad
  • Line fault detection (LFD)


Data Sheet

Frequency Converter with Direction and Synchronization Monitor Data Sheet
KFU8-UFT-2.D.FA

Request for Quote