Release date 2010-02-02 18:14 Date of issue 2010-03-19 181284_ENG.xml
Technical data KFD2-SR2-Ex2.2S
Subject to reasonable modifications due to technical advances. Copyright Pepperl+Fuchs, Printed in Germany
Pepperl+Fuchs Group • Tel.: Germany +49-621-776-0 • USA +1-330-4253555 • Singapore +65-67-799091 • Internet www.pepperl-fuchs.com
2
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 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12
Collective error message Power Rail
Output I, II, III, IV channel 1, 2; relay
Contact loading 50 V AC/1 A/cos φ > 0.7; 40 V DC/1 A resistive load
Minimum switch current 1 mA / 24 V DC
Energized/De-energized delay approx. 20 ms / approx. 20 ms
Mechanical life 10
8
switching cycles
Transfer characteristics
Switching frequency ≤ 10 Hz
Electrical isolation
Output/power supply Basic insulation according to IEC 61140, rated insulation voltage 50 V
eff
Output/Output Basic insulation according to IEC 61140, rated insulation voltage 50 V
eff
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 2083 , for additional certificates see www.pepperl-fuchs.com
Group, category, type of protection ¬ II (1)GD [EEx ia] IIC [circuit(s) in zone 0/1/2]
Input EEx ia IIC
Voltage U
o
10.5 V
Current I
o
13 mA
Power P
o
34 mW (linear characteristic)
Supply
Maximum safe voltage U
m
253 V AC / 125 V DC (Attention! U
m
is no rated voltage.)
Output
Contact loading 50 V AC/1 A/cos φ > 0.7; 40 V DC/1 A resistive load
Maximum safe voltage U
m
253 V AC (Attention! The rated voltage can be lower.)
Statement of conformity TÜV 99 ATEX 1493 X , observe statement of conformity
Group, category, type of protection,
temperature classification
¬ II 3G Ex nA nC IIC T4
Electrical isolation
Input/input not available
Input/Output safe galvanic isolation acc. to EN 50020, voltage peak value 375 V
Input/power supply safe galvanic isolation acc. to EN 50020, voltage peak value 375 V
Directive conformity
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