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KFD2-SR2-EX2.2S | Pepperl+Fuchs Isolated Switch Amplifier
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ویژگی ها / Specifications
| Mass | approx. 150 g |
| Model | Isolated Switch Amplifier |
| Ripple | = 10 % |
| Connection | terminals 1+, 2+, 3-; 4+, 5+, 6- |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2 |
| Signal type | Digital Input |
| Rated values | acc. to EN 60947-5-6 (NAMUR) |
| Rated current | = 50 mA |
| Rated voltage | 20 ... 30 V DC |
| Contact loading | 50 V AC/1 A/cos f > 0.7; 40 V DC/1 A resistive load |
| Mechanical life | 108 switching cycles |
| Power consumption | < 1.3 W |
| Power dissipation | 1 W |
| Pulse/Pause ratio | min. 20 ms / min. 20 ms |
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) |
| Switching frequency | = 10 Hz |
| Degree of protection | IP20 |
| Line fault detection | breakage I = 0.1 mA , short-circuit I > 6 mA |
| Output I, II, III, IV | channel 1, 2; relay |
| Minimum switch current | 1 mA / 24 V DC |
| Statement of conformity | TUV 99 ATEX 1493 X |
| Collective error message | Power Rail |
| Energized/De-energized delay | approx. 20 ms / approx. 20 ms |
| EC-Type Examination Certificate | PTB 00 ATEX 2083 |
| Group, category, type of protection | II (1)GD [EEx ia] IIC [circuit(s) in zone 0/1/2] |
| Switching point/switching hysteresis | 1.2 ... 2.1 mA / approx. 0.2 mA |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA |
| Group, category, type of protection, temperature class | II 3G Ex nA nC IIC T4 |
Description / توضیحات
Switch Amplifier KFD2-SR2-Ex2.2S 2-channel isolated barrier 24 V DC supply (Power Rail) Dry contact or NAMUR inputs Usable as signal splitter (1 input and 2 outputs) 2 x 2 relay contact outputs with AND logic Line fault detection (LFD) Reversible mode of operation Up to SIL 2 acc. to IEC 61508 Connection: output I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12 Electromagnetic compatibility: Directive 2014/30/EU: EN 61326-1:2013 (industrial locations) Directive 2014/35/EU: EN 61010-1:2010 Electromagnetic compatibility: NE 21:2004 Degree of protection: IEC 60529:2001 Directive 2014/34/EU: EN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010










