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35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W

Basic Information
Place of Origin: Germany
Brand Name: P+F
Certification: PF 08 CERT 0803
Model Number: KFD2-SR2-Ex1.W
Minimum Order Quantity: 1 piece
Price: negotiable
Packaging Details: standard carton packing
Delivery Time: on request
Payment Terms: T/T
Supply Ability: 100pcs per month
Safety Integrity Level (SIL): SIL 2 Supply Connection: Power Rail Or Terminals 14+, 15-
Supply Rated Current: ≤ 35 MA Switching Frequency: < 10 Hz
Display Elements: LEDs Electromagnetic Compatibility: NE 21:2017 , EN 61326-3-1:2017 , EN IEC 61326-3-2:2018
Ambient Temperature: -40 ... 70 °C (-40 ... 158 °F) Dimensions: 20 X 119 X 115 Mm (0.8 X 4.7 X 4.5 Inch) (W X H X D) , Housing Type B2
Highlight:

35mA P+F Sensors

,

10Hz P+F Sensors

,

KFD2-SR2-Ex1.W

Switch Amplifier KFD2-SR2-Ex1.W

 

1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 (SC 3) acc. to IEC/EN 61508, Housing width: 20 mm, Number of channels: 1-channel, Safety Integrity Level (SIL): SIL 2, Systematic capability (SC): SC 3, Rated voltage: 19 ... 30 V DC, Field device: NAMUR sensor, Field device [2]: volt-free contact, Line fault detection, Type: 1 x relay (change-over contact)

 

Technical Data

General specifications

Signal type

Digital Input

Functional safety related parameters

Safety Integrity Level (SIL)

SIL 2

Systematic capability (SC)

SC 3

Supply

Connection

Power Rail or terminals 14+, 15-

Rated voltage

19 ... 30 V DC

Ripple

≤ 10 %

Rated current

≤ 35 mA

Power dissipation

≤ 0.7 W

Power consumption

≤ 0.7 W

Input

Connection side

field side

Connection

terminals 1+, 2+, 3-

Rated values

acc. to EN 60947-5-6 (NAMUR)

Open circuit voltage/short-circuit current

approx. 8 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 mA

Pulse/Pause ratio

min. 20 ms / min. 20 ms

Output

Connection side

control side

Connection

terminals 7, 8, 9

Output

signal ; relay

Contact loading

250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load

Minimum switch current

2 mA / 24 V DC

Energized/De-energized delay

approx. 20 ms / approx. 20 ms

Mechanical life

107 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

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)

Low voltage

 

 

Directive 2014/35/EU

EN 61010-1:2010+A1:2019+A1:2019/AC:2019

Conformity

Electromagnetic compatibility

NE 21:2017 , EN 61326-3-1:2017 , EN IEC 61326-3-2:2018

Degree of protection

IEC 60529:1989+A1:1999+A2:2013

Functional safety

IEC/EN 61508:2010

Input

EN 60947-5-6:2000

Ambient conditions

Ambient temperature

-40 ... 70 °C (-40 ... 158 °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

EU-type examination certificate

PTB 00 ATEX 2080

 

Marking

35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W 0 II (1)G [Ex ia Ga] IIC
35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W 0 II (1)D [Ex ia Da] IIIC
35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W 0 I (M1) [Ex ia Ma] I

 

Input

Ex ia

 

Voltage

10.5 V

 

Current

13 mA

 

Power

34 mW (linear characteristic)

Supply

 

 

Maximum safe voltage

253 V AC / 125 V DC (Attention! Um is no rated voltage.)

Output

 

 

Maximum safe voltage

253 V AC (Attention! The rated voltage can be lower.)

Fault indication output

 

 

Maximum safe voltage

40 V DC (Attention! Um is no rated voltage.)

Certificate

PF 08 CERT 0803

 

Marking

35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W 0 II (3)G [Ex ic Gc] IIC

Input

Ex ic

 

Voltage

10.5 V

 

Current

13 mA

 

Power

34 mW (linear characteristic)

Certificate

TÜV 99 ATEX 1493 X

 

Marking

35mA 10Hz P+F Sensors Switch Amplifier KFD2-SR2-Ex1.W 0 II 3G Ex ec nC IIC T4 Gc

Galvanic isolation

 

 

Input/Output

safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V

 

Input/power supply

safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V

Directive conformity

 

 

Directive 2014/34/EU

EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019

International approvals

FM approval

 

 

FM certificate

FM19US0207X

 

Control drawing

116-0035

UL approval

E106378

 

Control drawing

116-0473 (cULus)

 

Contact loading

250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load

IECEx approval

 

 

IECEx certificate

IECEx PTB 11.0034 , IECEx TUN 19.0013X

 

IECEx marking

[Ex ia Ga] IIC
[Ex ia Da] IIIC
[Ex ia Ma] I
Ex ec nC IIC T4 Gc


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Contact Details
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