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203355 KFD2-SR2-EX2.W

Short Description:

2 channel Isolation Barrier

Digital input

Output Signal/Relay

Relay contact output

Line fault detection

LED indicators and DIP Switches

Safety level – SIL 2

Supply voltage 20- 30 VDC

IP20 protection rating

Screw terminals

35mm DIN rail mounting

Dimensions -  20 x 119 x 115 mm


203355 KFD2-SR2-EX2.W

Technical Data

General Specifications

Signal type Digital Input

Supply

Connection Power Rail or terminals 14+, 15-

Rated voltage 20 ... 30 V DC

Ripple = 10 %

Rated current = 50 mA

Power loss 1 W

Power consumption < 1.3 W

Input

Connection terminals 1+, 2+, 3-; 4+, 5+, 6-

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 = 20 ms / = 20 ms

Output

Connection output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12

Output I, II signal, relay

Minimum switch current 2 mA / 24 V DC

Energized/De-energized delay approx. 20 ms / approx. 20 ms

Mechanical life 107 switching cycles

Transfer characteristics

Switching frequency = 10 Hz

Electrical isolation

Output/power supply reinforced insulation according to IEC 61140, rated insulation voltage 300 Veff

Output/Output reinforced insulation according to IEC 61140, rated insulation voltage 300 Veff

Directive conformity

Electromagnetic compatibility  

Directive 2004/108/EC EN 61326-1:2006

Low voltage  

Directive 2006/95/EC EN 50178:1997

Conformity

Electromagnetic compatibility NE 21

Protection degree IEC 60529

Protection against electric shock IEC 61140

Ambient conditions

Ambient temperature -20 ... 60 °C (-4 ... 140 °F)

Mechanical specifications

Protection degree IP20

Mass approx. 150 g

Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in) , housing type B2

Data for application in connection with Ex-areas

EC-Type Examination Certificate PTB 00 ATEX 2080 , for additional certificates see www.pepperl-fuchs.com

Group, category, type of protection Ex II (1) G [Ex ia] IIC, II (1) D [Ex ia] IIIC

Input [Ex ia] IIC, [Ex ia] IIIC

Voltage Uo 10.5 V

Current Io 13 mA

Power Po 34 mW (linear characteristic)

Supply  

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

Output  

Contact loading 253 V AC/2 A/cos f > 0.7; 126.5 V AC/4 A/cos f > 0.7; 40 V DC/2 A resistive load

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

Statement of conformity Pepperl+Fuchs

Group, category, type of protection Ex II (3)G [Ex ic] IIC; [Ex nL] IIC

Input [Ex ic] IIC; [Ex nL] IIC

Voltage Uo 10.5 V

Current Io 13 mA

Power Po 34 mW (linear characteristic)

Output  

Contact loading 253 V AC/2 A/cos f > 0.7; 126.5 V AC/4 A/cos f > 0.7; 40 V DC/2 A resistive load

Statement of conformity TÜV 99 ATEX 1493 X , observe statement of conformity

Group, category, type of protection, temperature class Ex II 3G Ex nA nC IIC T4

Output  

Contact loading 50 V AC/4 A/cos f > 0.7; 40 V DC/2 A resistive load

Electrical 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 94/9/EC EN 60079-0:2009, EN 60079-11:2007 , EN 61241-11:2006 , EN 60079-0:2006, EN 60079-15:2005

International approvals

FM approval  

Control drawing 116-0035

CSA approval  

Control drawing 116-0047

IECEx approval IECEx PTB 11.0034

Approved for [Ex ia] IIC , [Ex ia] IIIC , [Ex ia] I


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