倍加福KFD0-RO-Ex2安全繼電器特征
?2通道隔離屏障
?24v直流電源(回路供電)
邏輯輸入15v直流…30v直流，非極化
?繼電器觸點輸出
?根據(jù)IEC 61508，安全等級可達SIL 3
應用
這種隔離屏障用于內在安全應用。該裝置在現(xiàn)場一側開關本質上安全的電路。設備使用的典型應用是遠程復位，火災報警測試或應變儀遠程校準。輸出與輸入電流隔離。輸入不極化，并具有共同的參考電位。該裝置的每個輸入都由保險絲和電子限流。
技術參數(shù)
General specifications
Signal type Digital Output
Functional safety related parameters
Safety Integrity Level (SIL) SIL 3
Supply
Rated voltage Ur loop powered
Power dissipation 0.8 W
Input
Connection side control side
Connection terminals 7, 8, 9
Input voltage 15 ... 30 V DC
Input current ≤ 21 mA per channel
Output
Safety note Attention! Combination of output Ex i with output not Ex i is not permitted.
If load voltage > 50 V, de-energize before removing the terminals.
Connection side field side
Connection terminals 1, 2, 3; 4, 5, 6
Contact loading 230 V AC/2 A/cos φ > 0.7; 40 V DC/2 A resistive load
Energized/De-energized delay approx. 10 ms / approx. 5 ms
Mechanical life 5 x 106 switching cycles
Transfer characteristics
Switching frequency < 10 Hz
Galvanic isolation
Input/Output reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/Output basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Indicators/settings
Display elements LEDs
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 ... 65 °C (-4 ... 149 °F)
Mechanical specifications
Degree of protection IP20
Connection screw terminals
Mass approx. 100 g
Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , 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 DMT 00 ATEX E 016
Marking ? II (1)G [Ex ia Ga] IIC
? II (1)D [Ex ia Da] IIIC
? I (M1) [Ex ia Ma] I
Output Ex ia
Voltage Ui 60 V
Current Ii 2 A
Type of protection [EEx ia and EEx ib]
Input
Maximum safe voltage Um 40 V DC (Attention! Um is no rated voltage.)
Output
Contact loading 50 V AC/2 A ; 40 V DC/2 A (T?V 00 ATEX 1621 X)
Certificate T?V 00 ATEX 1621 X
Marking ? II 3G Ex nA nC IIC T4
Galvanic isolation
Input/Output safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Output/Output safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 60 V
Directive conformity
Directive 2014/34/EU EN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
Release date 2018-05-08 08:09 Date of issue 2018-05-08 038975_eng.xml
Technical data KFD0-RO-Ex2
3 Refer to "General Notes Relating to Pepperl+Fuchs Product Information".
Pepperl+Fuchs Group USA: +1 330 486 0002 Germany: +49 621 776 2222 Singapore: +65 6779 9091
www.pepperl-fuchs.com pa-info@us.pepperl-fuchs.com pa-info@de.pepperl-fuchs.com pa-info@sg.pepperl-fuchs.com
International approvals
FM approval
Control drawing 116-0261
CSA approval
Control drawing 116-0156
IECEx approval IECEx BVS 10.0025
Approved for [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma]
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