Technical data of KFU8-GUT-Ex1.D
| Main Features | ||
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| Signal type | Analog 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 | |
| Power dissipation/power consumption | ≤ 2 W; 2.5 VA/2.2 W; 3 VA | |
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Interface |
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| Programming interface | programming connector | |
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Entrance |
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| Connection side | side of the field | |
| Connection |
terminals 1, 2, 3, 4, 6 |
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| RDT | Pt100, Pt500, Pt1000, Ni100, Ni1000 | |
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Types of measurements | 2-, 3-, 4-wire technology |
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Lead resistance | Max. 50 Ohm |
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Monitoring the measurement circuit | sensor break, sensor short circuit |
| Thermocouples | type B, E, J, K, L, N, R, S, T (IEC 584-1: 1995) | |
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Cold junction compensation | external and internal |
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Monitoring the measurement circuit | sensor failure |
| Potentiometer | 0.8...20 kOhm | |
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Types of measurements | 2-, 3-, 5-wire technology |
| Voltage | 0...10 V, 2...10 V, 0...1 V, -100...100 mV | |
| Input impedance |
≥ 250 kOhm (0 ... 10 V) min. 1 MOhm (0...1 V, -100...100 mV) |
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| Current measurement | approx. 400 µA with resistance measurement sensor | |
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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 8+, 7- |
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| Exit I, II | 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 |
| Exit III | Analog current output | |
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Current range | 0...20 mA or 4...20 mA |
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Open circuit voltage | Max 24V DC |
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Load | Max. 650 Ohm |
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Malfunction signal | lower limit I ≤ 3.6 mA, upper limit I ≥ 21 mA (according to NAMUR NE43) |
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Transmission characteristics |
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| Deviation |
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Temperature effect | Input: 0.005%/K (50 ppm) of range; Current Output: 0.005%/K (50 ppm) of range |
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RDT | Max 0.2% of range |
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Thermocouples |
Max. 10 µV CJC deviation: ±0.8 K |
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Voltage | 0.1% of the range |
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Potentiometer |
0.1% of range at < 5 kOhm 0.5% of range at > 5 kOhm |
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Current output | Max. 20 µA |
| Sampling frequency | approx. 700 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. | |
| Output III/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Interface/power | 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 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 21:2007 | |
| 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 | |
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Data for use in hazardous areas |
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| EU Type Examination Certificate | TÜV 03 ATEX 2140 | |
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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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Entrance | Ex iа |
| Supply |
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Maximum safe voltage | 40VDC (Caution: Nominal voltage may be lower.) |
| Entrance | terminals 2, 6 (for active equipment) | |
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Voltage | 13.1 V |
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Current | 8 mA |
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Power | 67 MW |
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Voltage | 29 B |
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Current | 11 mA |
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Power | 200 mW |
| Entrances | terminals 1, 2, 3, 4, 6 (for passive equipment) | |
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Voltage U o | 13.1 V |
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Current I am about | 21 mA |
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Power By _ | 67 MW |
| Analog output |
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Maximum safe voltage | 40 V (Caution! Nominal voltage may be lower.) |
| Interface |
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Maximum safe voltage | 40 V (Attention! The nominal voltage may be lower.) , RS 232 |
| 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 IEC 60079-0:2018+AC:2020, EN 60079-11:2012 |
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International certificates |
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| IECEx certification |
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IECEx Certificate | IECEx TUN 09.0019 |
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IECEx marking | [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I |