Excerpt from the technical data sheet: Technical characteristics of the KFD2-SH-Ex1.T.OP
| Main Features | ||
|---|---|---|
| Signal type | Digital input | |
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Parameters related to functional safety |
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| Safety Integrity Level (SIL) | SIL 3 | |
| Performance Level (PL) | PL d | |
|
Supply |
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| Connection | Power bus or terminals 14+, 15- | |
| Nominal voltage | 20 ... 30 V DC | |
| pulsation | ≤ 10% | |
| Rated current | ≤ 100 mA | |
| Power dissipation | 1.5 W | |
| Power consumption | Max 1.7 W | |
|
Entrance |
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| Connection side | side of the field | |
| Connection | terminals 4+, 6- | |
| Open circuit voltage/short circuit current | approx. 8.4 VDC / approx. 11.7 mA | |
| Lead resistance | Max. 50 Ohm, in hazardous areas the cable capacitance and inductance must be taken into account. | |
| Switching point |
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The relay is de-energized | I < 2.1 mA and I > 5.9 mA, output off |
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The relay is on | 2.8 mA < I < 5.3 mA, output on |
| Delayed response | ≤ 1 ms | |
|
Exit |
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| Connection side | control side | |
| Connection | output I: terminals 7+, 8-; output II: terminals 9, 10; output III: terminals 11, 12 | |
| Exit I |
active voltage output, short circuit protection 0-signal: 0 V 1-signal: 19 VDC at 15 mA ... 31 VDC at idle failure : 0 V |
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| Exit II | relay | |
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Contact loading |
48 V AC/DC 250 mA |
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Mechanical life | ≤ 20 x 10 6 switching cycles |
| Exit III | relay, fault signal | |
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|
Contact loading |
48 V AC/DC 250 mA |
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Mechanical life | ≤ 20 x 10 6 switching cycles |
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Transmission characteristics |
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| Switching frequency |
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Exit I | ≤ 50 Hz |
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Exit II | ≤ 5 Hz |
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Exit III | ≤ 5 Hz |
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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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|
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Directive 2014/30/EU | EN 61326-1:2013 (industrial premises) |
| Machinery Directive |
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Directive 2006/42/EU | EN/ISO 13849-1:2015 |
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Correspondence |
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| Electromagnetic compatibility | NE 21:2017, EN 61326-3-2:2008 | |
| Degree of protection | IEC 60529:2001 | |
| Safety | IEC/EN 61508:2010 | |
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Environmental conditions |
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| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
|
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 | |
| Installation | on a 35 mm DIN rail in accordance with EN 60715:2001 | |
|
Data for use in hazardous areas |
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| EU Type Examination Certificate | PTB 00 ATEX 2041 | |
|
|
Marking |
 II (1)G [Ex ia Ga] IIC , II (1)D [Ex ia Da] IIIC
|
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Entrance | Ex ia |
|
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Voltage | 9.56 V |
|
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Current | 16.8 mA |
|
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Power | 41 mW (linear characteristic) |
| Supply |
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Maximum safe voltage | 40V AC/DC (Note: Nominal voltage may be lower.) |
| Exit |
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Contact loading |
48 V AC/DC 250 mA |
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Maximum safe voltage | 60V AC/DC (Note: Nominal voltage may be lower.) |
| Certificate | TUV 99 ATEX 1493 X | |
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Marking |
II 3G Ex ec nC IIC T4 Gc
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| Galvanic isolation |
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Input, output | safe electrical insulation in accordance with IEC/EN 60079-11, peak voltage 375 V |
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Input/Power | 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 IEC 60079-0:2018+AC:2020, EN 60079-7:2015+A1:2018, EN 60079-11:2012, EN IEC 60079-15:2019 |
|
International certificates |
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| IECEx certification |
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IECEx Certificate |
IECEx PTB 21.0010 IECEx TUN 19.0013X |
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IECEx marking |
[Ex ia Ga] IIC [Ex ia Da] IIIC Ex ec nC IIC T4 Gc |