Technical data of KFU8-DWB-1.D
| 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 23, 24 | |
| Nominal voltage | 20 ... 90 VDC / 48 ... 253 VAC 50 ... 60 Hz | |
| Rated current | approx. 100 mA | |
| Power dissipation/power consumption | ≤ 1.8 W; 2 VA/1.8 W; 2 VA | |
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Entrance |
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| Connection side | side of the field | |
| Connection |
Input I: 2-wire sensor: terminals 1+, 3- 3-wire sensor: terminals 1+, 2- and 3 Input II: terminals 13+, 14- start blocking; |
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| Entrance I | 2- or 3-wire sensor, sensor according to EN 60947-5-6 (NAMUR) or mechanical contact | |
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Open circuit voltage/short circuit current | 22 V / 40 mA |
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Input impedance | 4.7 kOhm |
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Switching point/switching hysteresis | logical 1: > 2.5 mA; logical 0: < 1.9 mA |
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Pulse duration | > 50 µs |
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Input frequency | 0.001...12000 Hz |
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Line fault detection | open circuit I ≤ 0.15 mA; short circuit I > 4 mA |
| Entrance II | Start-up lock: 1...1000 sec, adjustable in 1 sec increments | |
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Active passive | I > 4 mA (min. 100 ms) / I < 1.5 mA |
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Open circuit voltage/short circuit current | 18 V / 5 mA |
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Exit |
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| Connection side | control side | |
| Connection |
output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 |
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| Exit I, II | signal, relay | |
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Contact loading | 250 V AC / 2 A / cos φ ≥ 0.7; 40 V DC / 2 A |
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Mechanical life | 5 x 10 7 switching cycles |
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On/Off Delay | OK. 20ms / approx. 20 ms |
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Transmission characteristics |
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| Entrance I |
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Measurement range | 0.001...12000 Hz |
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Permission | 0.1% of the measured value, ≥ 0.001 Hz |
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Accuracy | 0.1% of the measured value, > 0.001 Hz |
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Measuring time | < 100 ms |
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The influence of ambient temperature | 0.003%/K (30 ppm) |
| Exit I, II |
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Delayed response | ≤ 200 ms |
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Galvanic isolation |
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| Input/other circuits | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Exit I, II against each other | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Output I, II/other circuits | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Start/Power Lock | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
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Indicators/settings |
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| Display elements | LEDs, display | |
| Controls | Control Panel | |
| Configuration | using the control buttons | |
| 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 2014/30/EU | EN 61326-1:2013 (industrial premises) |
| Low voltage |
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Directive 2014/35/EU | EN 61010-1:2010 |
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Correspondence |
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| Electromagnetic compatibility | NE 21:2006 | |
| Degree of protection | IEC 60529:2001 | |
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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 | 300 g | |
| Dimensions | 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 in) (W x H x D), case type C2 | |
| Installation | on a 35 mm DIN rail in accordance with EN 60715:2001 | |