Technical data of the KFD2-WAC2-Ex1.D-Y1
| Main Features | ||
|---|---|---|
| Signal type | Analog input | |
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Supply |
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| Connection | Power bus or terminals 23+, 24- | |
| Nominal voltage | 20 ... 35 V DC | |
| pulsation | within delivery tolerances | |
| Power consumption | Max. 3 W | |
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Interface |
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| Connection | Power bus or terminals 19+, 20 GND, 21- | |
| Type | RS-485 | |
| Programming interface | programming connector | |
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Excitation circuit |
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| Connection | terminals 1+, 2-, 3+, 4-, 5+, 6- | |
| Lead resistance | Max 25 ohms per line | |
| Entrance I |
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Connection | terminals 1+, 2- |
| Sensor power supply | 1 ... 5 V | |
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Connection | terminals 3+, 4- (power); 5+, 6- (signal) |
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Short-circuit current | 50 mA |
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Load | ≥ 116 Ohm up to 5 V, ≥ 85 Ohm up to 4 V |
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Entrance |
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| Connection side | side of the field | |
| Connection | Input I: terminals 1+, 2-; Input II: terminals 13+, 14-; Input III: terminals 15+, 14- | |
| Programmable container | 0 ... 500% of range | |
| Entrance I | Signal, analog | |
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Input signal | -100...100 mV |
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Input impedance | > 1 MOhm for voltage measurement |
| Entrance II, III | tare adjustment, calibration and zero setting | |
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Open circuit voltage/short circuit current | 18 V / 5 mA |
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Active passive | I > 4 mA/I < 1.5 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; Output III: terminals 7-, 8+, 9- | |
| Exit I, II | Relay output | |
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Contact loading | 253 VAC/2 A/500 VA/cos φ min. 0.7; 40 VDC/2 A resistive load |
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Mechanical life | 2 x 10 7 switching cycles |
| Exit III | Analog output | |
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Current range | -20...20 mA |
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Load | Max. 550 Ohm |
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Analog voltage output | 0...±10 V; output resistance 500 Ohm (jumper between terminals 7 and 9) |
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Analog current output | 0...±20 mA or 4...20 mA; load 0 ... 550 Ohm (terminals 7 and 8) |
| Line fault detection | lower scale -21.5 mA (-10.75 V) or 2 mA (1 V), upper scale 21.5 mA (10.75 V) | |
| Collective error message | Power bus | |
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Transmission characteristics |
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| Deviation |
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Resolution/Accuracy | ≤ ± 0.2% incl. nonlinearity and hysteresis |
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Temperature effect | ≤ ± 0.01%/K |
| Reaction time | 150 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. | |
| Exit III/Input II, III | not available | |
| Output III/programming socket | not available | |
| Other chains from each other | functional insulation, rated insulation voltage 50 V eff. | |
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Indicators/settings |
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| Display elements | LEDs, display | |
| Controls | Control Panel | |
| Configuration |
using the control buttons using PACTware |
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| 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 | approx. 250 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 | |
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Data for use in hazardous areas |
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| EU Type Examination Certificate | TÜV 04 ATEX 2531 | |
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Marking |
 II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
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| Supply | Power bus or terminals 23+, 24 are not intrinsically safe | |
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Maximum safe voltage | 40 VDC (Note: U m is not the nominal voltage.) |
| Entrance I | terminals 1+, 2- Ex ia IIC, Ex iaD | |
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Voltage U o | 14 V |
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Current I o | 238 mA |
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Power P o | 833 mW (linear characteristic) |
| Entrance II and III | terminals 13+, 14-; 15+, 14- are not intrinsically safe | |
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Maximum safe voltage U m | 40 VDC (Note: U m is not the nominal voltage.) |
| Exit I, II | terminals 10, 11, 12; 16, 17, 18 are not intrinsically safe | |
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Maximum safe voltage | 253 VAC / 40 VDC (Caution: U m is not the nominal voltage.) |
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Contact loading | 253 VAC/2 A/500 VA/cos φ min. 0.7; 40 VDC/2 A resistive load |
| Exit III | terminals 7-, 8+, 9- are not intrinsically safe | |
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Maximum safe voltage U m | 40 VDC (Note: U m is not the nominal voltage.) |
| Interface | RS 485 programming connector | |
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Maximum safe voltage | 40 VDC (Note: U m is not the nominal voltage.) |
| Galvanic isolation |
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Input/other circuits | safe electrical insulation in accordance with IEC/EN 60079-11, peak voltage 375 V |
| Compliance with the directive |
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Directive 2014/34/EU | EN 60079-0:2012+A11:2013, EN 60079-11:2012 |
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International certificates |
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| FM approval |
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Control drawing | 116-0302 (cFMus) |
| UL approval | E223772 | |
| IECEx certification |
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IECEx Certificate | IECEx TUN 06.0005 |
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IECEx marking | [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I |