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Pepperl+Fuchs KFD2-SR2-EX2.W | 2-Channel Signal Conditioner | Intrinsically Safe Relays
Overview
The KFD2-SR2-EX2.W from Pepperl+Fuchs is a 2-channel intrinsically safe signal conditioner designed to interface field signals from hazardous areas to the control side. Each channel accepts a dry contact or NAMUR sensor input and provides a relay output with galvanic isolation, ensuring safe signal transfer across zones.
Key Features
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2-channel isolated signal conditioner
-
Inputs: NAMUR or mechanical contacts
-
Outputs: 2 relay outputs (Form A or C depending on model)
-
Intrinsically safe inputs for Ex Zones 0, 1, and 2
-
LED indication for channel status
-
Relay energizes or de-energizes based on field input
-
Fail-safe mode configurable
-
DIN-rail mounting
Technical Specifications
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Part Number: KFD2-SR2-EX2.W
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Power Supply: 20 to 30 V DC
-
Input Signal: NAMUR sensor or mechanical switch
-
Relay Output:
-
Max current: 2 A
-
Max voltage: 253 V AC / 40 V DC
-
-
Switching Frequency: Up to 10 Hz
-
Response Time: ≤ 20 ms
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Isolation: 375 V AC between input, output, and power
-
Operating Temp: –20 °C to +60 °C
-
Mounting: DIN rail (EN 60715)
-
Housing Width: 40 mm (2 × 20 mm channels)
-
Protection Class: IP20
Applications
-
Signal transfer from hazardous areas (Zone 0/1/2)
-
Interface for NAMUR proximity sensors
-
Alarm handling and interlock circuits
-
Safety relay functions in chemical, oil & gas, and processing industries
Why Choose KFD2-SR2-EX2.W
-
Certified for hazardous environments
-
Compact dual-channel design saves space
-
Easy diagnostics with LED indicators
-
Flexible fail-safe configuration
-
Proven Pepperl+Fuchs reliability
Order Now
The Pepperl+Fuchs KFD2-SR2-EX2.W signal conditioner is available and ships worldwide.
Description
Pepperl+Fuchs KFD2-SR2-EX2.W | 2-Channel Signal Conditioner | Intrinsically Safe Relays
Overview
The KFD2-SR2-EX2.W from Pepperl+Fuchs is a 2-channel intrinsically safe signal conditioner designed to interface field signals from hazardous areas to the control side. Each channel accepts a dry contact or NAMUR sensor input and provides a relay output with galvanic isolation, ensuring safe signal transfer across zones.
Key Features
-
2-channel isolated signal conditioner
-
Inputs: NAMUR or mechanical contacts
-
Outputs: 2 relay outputs (Form A or C depending on model)
-
Intrinsically safe inputs for Ex Zones 0, 1, and 2
-
LED indication for channel status
-
Relay energizes or de-energizes based on field input
-
Fail-safe mode configurable
-
DIN-rail mounting
Technical Specifications
-
Part Number: KFD2-SR2-EX2.W
-
Power Supply: 20 to 30 V DC
-
Input Signal: NAMUR sensor or mechanical switch
-
Relay Output:
-
Max current: 2 A
-
Max voltage: 253 V AC / 40 V DC
-
-
Switching Frequency: Up to 10 Hz
-
Response Time: ≤ 20 ms
-
Isolation: 375 V AC between input, output, and power
-
Operating Temp: –20 °C to +60 °C
-
Mounting: DIN rail (EN 60715)
-
Housing Width: 40 mm (2 × 20 mm channels)
-
Protection Class: IP20
Applications
-
Signal transfer from hazardous areas (Zone 0/1/2)
-
Interface for NAMUR proximity sensors
-
Alarm handling and interlock circuits
-
Safety relay functions in chemical, oil & gas, and processing industries
Why Choose KFD2-SR2-EX2.W
-
Certified for hazardous environments
-
Compact dual-channel design saves space
-
Easy diagnostics with LED indicators
-
Flexible fail-safe configuration
-
Proven Pepperl+Fuchs reliability
Order Now
The Pepperl+Fuchs KFD2-SR2-EX2.W signal conditioner is available and ships worldwide.