Pepperl Fuchs KFD2-SLD-Ex2.1245-Y1

Solenoid Driver

MPN: KFD2-SLD-Ex2.1245-Y1
Category: K-System (DIN Rail Mounting)

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What is the Pepperl Fuchs KFD2-SLD-Ex2.1245-Y1?

2-channel isolated barrier

24 V DC supply (bus or loop powered)

Output 45 mA at 12 V DC

Line fault transparency (LFT)

Test pulse immunity

2-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 12 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width: 20 mm, Number of channels: 2-channel, Line fault transparency, Rated voltage: 18 ... 30 V DC, Type: logic input, Type [2]: field device supply, Test pulse immunity, Field device: 2 x Valve, Field device [2]: 2 x audible alarm, Field device [3]: 2 x visual alarm, Line fault detection, Voltage: ≥ 12 V

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	70178495
Signal type	Digital Output
Lifecycle	Active (current Pepperl+Fuchs product)

Supply

Connection	Power Rail or terminals 14+, 15-
Rated voltage	18 ... 30 V DC Ur
Power consumption	max. 3.5 W at 45 mA output current

Input

Connection side	control side
Connection	terminals 7, 8, 9
Test pulse length	max. 2 ms from DO card
Signal level	loop powered 1-signal: 18 ... 30 V DC 0-signal: 0 ... 5 V DC bus powered 1-signal: 15 ... 30 V DC (current limited to 5 mA) 0-signal: 0 ... 5 V DC
Rated current	0-signal: typ. 1.6 mA at 1.5 V DC; typ. 8 mA at 3 V DC (maximum leakage current DO card) 1-signal: ≥ 20 mA (minimum load current DO card) Ir
Inrush current	≤ 200 mA after 100 µs

Output

Connection side	field side
Connection	channel 1: terminals 1+, 2-, 3- channel 2: terminals 4+, 5-, 6-
Internal resistor	236 Ω Ri
Current	45 mA Ie
Voltage	≥ 12 V Ue
Current limit	45 mA Imax
Open loop voltage	min. 23.6 V Us
Load	nominal 0.05 ... 20 kΩ , valid range for line fault detection (LFD)
Energized/De-energized delay	≤ 20 ms / ≤ 20 ms
Line fault detection: Test current	max. 350 µA , calculated by ILFD = 3.3 V / (10 kΩ + RLoad)

Galvanic isolation

Input/Output	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Power supply/Output	reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 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 21:2017 , EN IEC 61326-1:2021 (industrial locations) , EN IEC 61326-3-2:2018 For further information see system description.

Ambient conditions

Ambient temperature

-40 ... 60 °C (-40 ... 140 °F) extended ambient temperature range up to 70 °C (158 °F), refer to manual for necessary mounting conditions

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
Mounting	on 35 mm DIN mounting rail acc. to EN 60715:2001

Data for application in connection with hazardous areas

EU-type examination certificate	FIDI 21 ATEX 0091 X
Marking	II 3(1)G Ex ec [ia Ga] IIC T4 Gc [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] I
Output	Ex ia
Voltage	25.2 V Uo
Current	110 mA Io
Power	693 mW (linear characteristic) Po
Supply: Maximum safe voltage	250 V (Attention! The rated voltage can be lower.) Um
Input: Maximum safe voltage	250 V (Attention! The rated voltage can be lower.) Um
Collective error message: Maximum safe voltage	250 V (Attention! The rated voltage can be lower.) Um
Galvanic isolation: Input/Output	safe electrical isolation acc. to IEC/EN 60079-11, rated insulation voltage 300 Vrms
Galvanic isolation: Output/power supply	safe electrical isolation acc. to IEC/EN 60079-11, rated insulation voltage 300 Vrms
Directive conformity: Directive 2014/34/EU	EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012

International approvals

UL approval	E106378
Control drawing	116-0488
IECEx approval: IECEx certificate	IECEx FIDI 21.0009X
IECEx approval: IECEx marking	Ex ec [ia Ga] IIC T4 Gc [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

3-D model (STEP) KFD2-UT2-1STP · 2.4 MB

Certificates (7)

KFD2-SLD-Ex2.1245-Y1: frequently asked questions

When can KFD2-SLD-Ex2.1245-Y1 be shipped?

KFD2-SLD-Ex2.1245-Y1 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-SLD-Ex2.1245-Y1 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-SLD-Ex2.1245-Y1 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-SLD-Ex2.1245-Y1, subject to availability and destination.