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Pepperl Fuchs KFU8-CRG2-Ex1.D

Transmitter Power Supply

MPN: KFU8-CRG2-Ex1.D
Category: K-System (DIN Rail Mounting, Highly Functional)

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What is the Pepperl Fuchs KFU8-CRG2-Ex1.D?

1-channel isolated barrier

Universal usage at different power supplies

Input 2-wire and 3-wire transmitters and 2-wire current sources

Output 0/4 mA ... 20 mA

2 relay contact outputs

Adjustable energized/de-energized delay

Programmable high/low alarm

Linearization function (max 20 points)

Line fault detection (LFD)

Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511

1-channel isolated barrier, Universal usage at different power supplies, Input 2-wire and 3-wire transmitters and 2-wire current sources, Output 0/4 mA ... 20 mA, 2 relay contact outputs, Adjustable energized/de-energized delay, Programmable high/low alarm, Linearization function (max 20 points), Line fault detection (LFD), Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511, Housing width: 40 mm, Number of channels: 1-channel, Trip relay, Safety Integrity Level (SIL): SIL 2

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	255622
Signal type	Analog input
Lifecycle	Active (current Pepperl+Fuchs product)

Functional safety related parameters

Safety Integrity Level (SIL)

SIL 2

Supply

Connection	terminals 23, 24
Rated voltage	20 ... 90 V DC or 48 ... 253 V AC Ur
Power dissipation	2 W / 3 VA
Power consumption	2.2 W / 4 VA

Interface

Programming interface

programming socket

Input

Connection side	field side
Connection	terminals 1, 2, 3
Input I: Input signal	0/4 ... 20 mA
Input I: Available voltage	> 15 V at 20 mA
Input I: Open circuit voltage/short-circuit current	24 V / 33 mA
Input I: Input resistance	45 Ω (terminals 2, 3)
Input I: Line fault detection	breakage I 22 mA

Output

Connection side	control side
Connection	output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 output III: terminals 8+, 7-
Output signal	0 ... 20 mA or 4 ... 20 mA
Output I, II	signal, relay
Contact loading	250 V AC / 2 A / cos φ ≥ 0.7 ; 40 DC / 2 A
Mechanical life	5 x 107 switching cycles
Output III	Signal, analog
Current range	0 ... 20 mA or 4 ... 20 mA
Open loop voltage	max. 24 V DC
Load	max. 650 Ω
Fault signal	downscale I ≤ 3.6 mA, upscale I ≥ 21.5 mA (acc. NAMUR NE43)
Energized/De-energized delay	0 ... 250 s , adjustable

Transfer characteristics

Input I: Accuracy	< 30 µA
Input I: Influence of ambient temperature	0.003 %/K (30 ppm)
Output I, II: Response delay	≤ 200 ms at bounce from 0 ... 20 mA
Output III: Resolution	≤ 10 µA
Output III: Accuracy	< 20 µA
Output III: Influence of ambient temperature	0.005 %/K (50 ppm)
Output III: Reaction time	< 650 ms at bounce from 0 ... 20 mA at the input, 90 % of output full-scale value

Galvanic isolation

Input/Other circuits	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output I, II/other circuits	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Mutual output I, II, III	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output III/power supply	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Interface/power supply	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff

Indicators/settings

Display elements	LEDs , display
Control elements	Control panel
Configuration	via operating buttons via PACTware
Labeling	space for labeling at the front

Directive conformity

Electromagnetic compatibility: Directive 2014/30/EU	EN 61326-1:2013 (industrial locations)
Low voltage: Directive 2014/35/EU	EN 61010-1:2010

Conformity

Electromagnetic compatibility	NE 21:2006
Degree of protection	IEC 60529:2001

Ambient conditions

Ambient temperature

-20 ... 60 °C (-4 ... 140 °F)

Mechanical specifications

Degree of protection	IP20
Connection	screw terminals
Mass	300 g
Dimensions	40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) (W x H x D) , housing type C2
Mounting	on 35 mm DIN mounting rail acc. to EN 60715:2001

Data for application in connection with hazardous areas

EU-type examination certificate	TÜV 01 ATEX 1701
Marking	II (1)G [Ex ia Ga] IIC [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] I
Input	Ex ia
Supply: Maximum safe voltage	253 V AC (Attention! The rated voltage can be lower.) Um
Equipment	terminals 1+, 3-
Voltage	25.8 V Uo
Current	93 mA Io
Power	0.603 W Po
Equipment	terminals 2-, 3
Voltage	< 30 V Ui
Current	115 mA Ii
Voltage	5 V Uo
Current	0.3 mA Io
Power	0.3 mW Po
Equipment	terminals 1+, 2 / 3-
Voltage	25.8 V Uo
Current	112 mA Io
Power	720 mW Po
Output I, II	terminals 10, 11, 12; 16, 17, 18 non-intrinsically safe
Maximum safe voltage	253 V AC / 40 V DC (Attention! Um is no rated voltage.) Um
Contact loading	253 V AC/2 A/cos φ > 0.7; 40 V DC/2 A resistive load (TÜV 01 ATEX 1701)
Output III	terminals 8+, 7- non-intrinsically safe
Maximum safe voltage Um	40 V (Attention! The rated voltage can be lower.) Um
Interface	RS 232
Maximum safe voltage	40 V (Attention! The rated voltage can be lower.) , RS 232 Um
Galvanic isolation: Input/Other circuits	safe galvanic isolation acc. to EN 50020, voltage peak value 375 V
Directive conformity: Directive 2014/34/EU	EN 60079-0:2012+A11:2013 , EN 60079-11:2012

International approvals

FM approval: Control drawing	16-554FM-12 (cFMus)
IECEx approval: IECEx certificate	IECEx TUN 09.0007
IECEx approval: IECEx marking	[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I

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 (8)

KFU8-CRG2-Ex1.D: frequently asked questions

When can KFU8-CRG2-Ex1.D be shipped?

KFU8-CRG2-Ex1.D 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 KFU8-CRG2-Ex1.D 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 KFU8-CRG2-Ex1.D 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 KFU8-CRG2-Ex1.D, subject to availability and destination.