Technical data of the KCD2-STC-1.2O
| Main Features | ||
|---|---|---|
| Signal type | Analog input | |
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Parameters related to functional safety |
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| Safety Integrity Level (SIL) | SIL 2 | |
| Systematic Capabilities (SC) | SC 3 | |
|
Supply |
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| Connection | Power bus or terminals 9+, 10- | |
| Nominal voltage | 19...30 V DC | |
| Pulsation | within the delivery tolerance | |
| Power dissipation | approx. 1.4 W at 20 mA transmit current, 250 Ohm on both outputs | |
| Power consumption | 2 W | |
|
Entrance |
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| Connection side | side of the field | |
| Connection | terminals 1+, 2- (receiver); 3+, 4- (source) | |
| Input signal | 0/4...20 mA | |
| Voltage drop | terminals 3, 4: ≤ 6.1 V at 20 mA | |
| Short-circuit current | terminals 1+, 2-: 25 mA | |
| Input impedance |
terminals 1+, 2-: max 500 Ohm (BRAIN) (load 250 Ohm) |
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| Available voltage | terminals 1+, 2-: ≥ 16 V at 20 mA, ≥ 18.5 V at 4 mA | |
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Exit |
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| Connection side | control side | |
| Connection |
source: terminals 5-, 6+; 7-, 8+ drain: terminals 5+, 6-, 7+, 8- |
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| Load |
channel 1: 0...500 Ohm (20 mA)/> 1 MOhm (5 V) channel 2: 0...500 Ohm (20 mA)/> 1 MOhm (5 V) |
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| Output signal | 0/4...20 mA or 0/1...5 V | |
| Pulsation | Max 50 µA RMS | |
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Transfer characteristics |
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| Deviation | I out < 20 µA (0.1%); V out < 7.5 mV (0.15%) incl. calibration, linearity, hysteresis, and supply voltage variations, at 20 °C (68 °F), 0/4...20 mA, 0/1...5 V | |
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The influence of ambient temperature |
output current: 0.25 μA/K, output voltage: 80 μV/K |
| Frequency range |
from the field side to the control side: bandwidth with a signal swing of 0.5 V 0 ... 7.5 kHz (-3 dB) from the control side to the field side: bandwidth with a signal swing of 0.5 V 0.3 ... 7.5 kHz (-3 dB) |
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| Settlement time | 6 ms | |
| Rise time/fall time | 2 ms | |
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Galvanic isolation |
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| Input, output | Basic insulation according to IEC 61010-1, rated insulation voltage 300 V eff. | |
| Input/Power Supply | Basic insulation according to IEC 61010-1, rated insulation voltage 300 V eff. | |
| Output/power supply | functional insulation, rated insulation voltage 50 V AC | |
| Exit/Exit | functional insulation, rated insulation voltage 50 V AC | |
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Indicators/settings |
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| Display elements | LED | |
| Controls | DIP switch | |
| Configuration | via DIP switches | |
| 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) |
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Correspondence |
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| Electromagnetic compatibility |
NE 21:2012 EN 61326-3-2:2008 |
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| Degree of protection | IEC 60529:2001 | |
| Protection against electric shock | UL 61010-1:2012 | |
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Environmental conditions |
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| Ambient temperature |
-20 ... 60 °C (-4 ... 140 °F) Extended ambient temperature range up to 70°C (158°F), see manual for installation requirements. |
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Mechanical characteristics |
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| Degree of protection | IP20 | |
| Connection | screw terminals | |
| weight | approx. 100 g | |
| Dimensions | 12.5 x 124 x 114 mm (0.5 x 4.9 x 4.5 in) (W x H x D), case type A2 | |
| Installation | on a 35 mm DIN mounting rail in accordance with EN 60715:2001 | |