Pepperl Fuchs KFD2-SR3-2.2S

Switch Amplifier

MPN: KFD2-SR3-2.2S
Category: K-System (DIN Rail Mounting, Highly Functional)

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What is the Pepperl Fuchs KFD2-SR3-2.2S?

2-channel signal conditioner

24 V DC supply (Power Rail)

Dry contact or NAMUR inputs

Usable as signal splitter (1 input and 2 outputs)

2 x 2 relay contact outputs with AND logic

Line fault detection (LFD)

Reversible mode of operation

Up to SIL 2 acc. to IEC/EN 61508

2-channel signal conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as signal splitter (1 input and 2 outputs), 2 x 2 relay contact outputs with AND logic, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC/EN 61508, Housing width: 20 mm, Number of channels: 2-channel, Safety Integrity Level (SIL): SIL 2, Rated voltage: 19 ... 30 V DC, Field device: NAMUR sensor, Field device [2]: volt-free contact, Line fault detection

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	262113
Signal type	Digital Input
Lifecycle	Active (current Pepperl+Fuchs product)

Functional safety related parameters

Safety Integrity Level (SIL)

SIL 2

Supply

Connection	Power Rail or terminals 14+, 15-
Rated voltage	19 ... 30 V DC Ur
Ripple	≤ 10 %
Rated current	30 ... 20 mA Ir
Power consumption	< 600 mW

Input

Connection side	field side
Connection	terminals 1+, 2+, 3-; 4+, 5+, 6-
Rated values	acc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit current	approx. 10 V DC / approx. 8 mA
Switching point/switching hysteresis	1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detection	breakage I ≤ 0.1 mA , short-circuit I ≥ 6.5 mA
Pulse/Pause ratio	min. 20 ms / min. 20 ms

Output

Connection side	control side
Connection	output I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12
Output I, II, III, IV	channel 1, 2; relay
Contact loading	48 V AC/1 A/cos φ > 0.7; 40 V DC/1 A resistive load
Minimum switch current	1 mA / 24 V DC
Energized/De-energized delay	approx. 20 ms / approx. 20 ms
Mechanical life	108 switching cycles
Collective error message	Power Rail

Transfer characteristics

Switching frequency

≤ 10 Hz

Galvanic isolation

Input/Output	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supply	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supply	basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff
Output/Output	basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff

Indicators/settings

Display elements	LEDs
Control elements	DIP switch
Configuration	via DIP switches
Labeling	space for labeling at the front

Directive conformity

Electromagnetic compatibility: Directive 2014/30/EU

EN 61326-1:2013 (industrial locations)

Conformity

Electromagnetic compatibility	NE 21:2012 , EN 61326-3-2:2008
Degree of protection	IEC 60529:2001
Input	EN 60947-5-6:2000

Ambient conditions

Ambient temperature

-20 ... 60 °C (-4 ... 140 °F)

Mechanical specifications

Degree of protection	IP20
Connection	screw terminals
Mass	approx. 150 g
Dimensions	20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2
Height	119 mm
Width	20 mm
Depth	115 mm
Mounting	on 35 mm DIN mounting rail acc. to EN 60715:2001

Data for application in connection with hazardous areas

Certificate	PF 16 CERT 3903 X
Marking	II 3G Ex nA nC IIC T4 Gc
Directive conformity: Directive 2014/34/EU	EN 60079-0:2012+A11:2013 , EN 60079-15:2010

International approvals

UL approval	E106378
IECEx approval: IECEx certificate	IECEx EXA 16.0001X
IECEx approval: IECEx marking	Ex nA nC IIC T4 Gc

General information

Supplementary information

Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Downloads & documentation

Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

Certificates (5)

KFD2-SR3-2.2S: frequently asked questions

When can KFD2-SR3-2.2S be shipped?

KFD2-SR3-2.2S is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up KFD2-SR3-2.2S in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for KFD2-SR3-2.2S and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for KFD2-SR3-2.2S, subject to availability and destination.