Pepperl+Fuchs KFD2-SR3-Ex2.2S

Switch Amplifier
SKU: KFD2-SR3-Ex2.2S
0.00

Out of stock

One click request

The Switch Amplifier is a 2-channel isolated barrier designed for use in safety-critical environments. It supports 24 V DC supply and is compatible with dry contact or NAMUR inputs, making it versatile for various applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

The Switch Amplifier within the Pepperl+Fuchs Intrinsic Safety Barriers range is engineered to enhance signal reliability in hazardous areas by providing electrical isolation between field devices and control systems. This device is particularly useful in applications where safety and compliance with international standards are paramount, such as in chemical processing, oil and gas, and other industries operating in explosive atmospheres.

Featuring a reversible mode of operation, the Switch Amplifier can function effectively as a signal splitter, allowing one input to be distributed to two outputs. Its robust design includes dual relay contact outputs with AND logic, ensuring reliable signal processing. Additionally, the device incorporates line fault detection (LFD), which enhances system integrity by identifying potential faults in the connected lines. With a safety rating of up to SIL 2 according to IEC 61508, this Switch Amplifier is well-suited for applications requiring high levels of safety assurance.

Switching point/switching hysteresis 1.2 … 2.1 mA / approx. 0.2 mA
Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2
Ripple 10 %
Display elements LEDs
Minimum switch current 1 mA / 24 V DC
Optional accessories power feed module KFD2-EB2
Universal Power Rail UPR-03
Universal Power Rail UPR-03-S
profile rail K-DUCT-BU
profile rail K-DUCT-UPR-03
IECEx approval IECEx EXA 16.0001X
Mass approx. 150 g
Connection screw terminals
Pulse/Pause ratio min. 20 ms / min. 20 ms
Contact loading 48 V AC/1 A/cos andphi; > 0.7; 40 V DC/1 A resistive load
Collective error message Power Rail
Input EN 60947-5-6:2000
Line fault detection breakage I 0.1 mA , short-circuit I 6.5 mA
Signal type Digital Input
Connection output I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12
Rated current 30 … 20 mA
Mechanical life 108 switching cycles
EU-Type Examination Certificate EXA 16 ATEX 0001 X
Output/power supply basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff
Ambient temperature -20 … 60 °C (-4 … 140 °F)
Rated voltage 19 … 30 V DC
Connection Power Rail or terminals 14+, 15-
Configuration via DIP switches
Energized/De-energized delay approx. 20 ms / approx. 20 ms
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Input/power supply reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Power consumption < 600 mW
Safety Integrity Level (SIL) SIL 2
Connection side control side
Degree of protection IEC 60529:2001
Labeling space for labeling at the front
Degree of protection IP20
Connection terminals 1+, 2+, 3-; 4+, 5+, 6-
Rated values acc. to EN 60947-5-6 (NAMUR)
Input/Output reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/Output basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff
Output I, II, III, IV channel 1, 2; relay
Electromagnetic compatibility NE 21:2012 , EN 61326-3-2:2008
Switching frequency 10 Hz
Open circuit voltage/short-circuit current approx. 10 V DC / approx. 8 mA
Connection side field side
Supplementary information Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Control elements DIP-switch
Reviews
Leave feedback on the goods

Currently, the goods have no revocation.
Your feedback will be the first to
Share your thoughts, your opinion about the product.

Leave feedback

Thank you for your feedback. In order to leave your feedback, simply fill out the form below.

Thank you for your feedback. In order to leave your feedback, simply fill out the form below. “Pepperl+Fuchs KFD2-SR3-Ex2.2S”

Your email address will not be published. Required fields are marked *

Other products categories