Technical characteristics of the KFA6-SR-2.3L.FA
| Main Features | ||
|---|---|---|
| Signal type | Digital input | |
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Parameters related to functional safety |
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| Safety Integrity Level (SIL) | SIL 2 | |
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Supply |
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| Connection | terminals 14, 15 | |
| Nominal voltage | 90...253 V AC, 45...65 Hz | |
| Rated current | ≤ 150 mA | |
| Power dissipation | 2.5 W | |
| Power consumption | Max. 7 W | |
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Entrance |
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| Connection side | side of the field | |
| Connection | Input I: terminals 1+, 2, 3-; Input II: terminals 4+, 5, 6- | |
| Nominal values | 22 ... 24 VDC / 100 mA, see notes | |
| NPN sensor |
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Switching point | 4...13 V |
| PNP sensor |
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Switching point | 4...13 V |
| Short-circuit current | 110 mA | |
| Switching point |
0-signal: < 5 V 1-signal: > 13 V |
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Exit |
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| Connection side | control side | |
| Connection |
output I: terminals 7, 8, 9 output II: terminals 10, 11, 12 |
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| Exit I, II |
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Contact loading | 250 VAC / 4 A / cos φ > 0.7; 40 VDC / 2 A resistive load |
| On/Off Delay | Max. 6 ms | |
| Mechanical life | 10 7 switching cycles | |
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Transmission characteristics |
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| Switching frequency | ≤ 10 Hz | |
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Galvanic isolation |
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| Input, output | safe galvanic isolation according to EN 50178, peak voltage 253 V | |
| Input/Power | safe galvanic isolation according to EN 50178, peak voltage 253 V | |
| Output/Power | safe galvanic isolation according to EN 50178, peak voltage 253 V | |
| Exit/Exit | Basic insulation according to EN 50178, rated insulation voltage 253 V eff. | |
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Indicators/settings |
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| Display elements | LEDs | |
| Marking | marking space at the front | |
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Compliance with the directive |
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| Electromagnetic compatibility |
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Directive 2004/108/EU | EN 61326-1:2006 |
| Low voltage |
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Directive 2006/95/EU | EN 50178:1997 |
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Correspondence |
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| Galvanic isolation | EN 50178 | |
| Electromagnetic compatibility | NE 21 | |
| Degree of protection | IEC 60529 | |
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Environmental conditions |
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| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
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Mechanical characteristics |
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| Degree of protection | IP20 | |
| Connection | screw terminals | |
| weight | approx. 150 g | |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in) (W x H x D), case type B2 | |