Technical data of KCD2-STC-1
| Main Features | ||
|---|---|---|
| Signal type | Analog input | |
| Parameters related to functional safety | ||
| Safety Integrity Level (SIL) | SIL 2 | |
| Supply | ||
| Connection | Power bus or terminals 9+, 10- | |
| Nominal voltage | 19...30 V DC | |
| Pulsation | ≤ 10% | |
| Rated current | ≤ 45 mA at 24 V and 20 mA source output mode | |
| Power dissipation | ≤ 800 mW | |
| Power consumption | ≤ 1.1 W | |
| Entrance | ||
| Connection side | side of the field | |
| Connection | terminals 1+, 2-; 3+, 4- | |
| Input signal | 4 ... 20 mA limited to approx. 26 mA | |
| Open circuit voltage/short circuit current | terminals 1+, 2-: 20 V/26 mA | |
| Voltage drop | terminals 3+, 4-: approx. 5 V | |
| Available voltage | terminals 1+, 2-: ≥ 16 V at 20 mA; ≥ 17 V at 4 mA | |
| Exit | ||
| Connection side | control side | |
| Connection |
terminals 5-, 6+ terminals 5-, 8+ for HART resistor |
|
| Load | 0...525 Ohm (max. source mode 10.5 V) | |
| Output signal |
source mode: 4...20 mA or 1...5 V (internal resistor: 250 Ohm, 0.1%) drain mode: 4...20 mA, operating voltage 5...30 V For additional internal or external loads (e.g. terminal +8) a voltage drop must be taken into account, e.g. 250 Ohm x 20 mA = 5 V. |
|
| Pulsation | 20 mV RMS | |
| Transfer characteristics | ||
| Deviation |
at 20 °C (68 °F) < 0.1% of full scale, incl. nonlinearity and hysteresis (source mode and sink mode 4...20 mA) ≤ ± 0.2% incl. nonlinearity and hysteresis (1...5 V source mode) |
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The influence of ambient temperature |
< 2 μA/K (-20...70 °C (-4...158 °F)); < 4 μA/K (-40 ... -20 °C (-40 ... -4 °F)) (source mode and sink mode 4 ... 20 mA) < 0.5 mV/K (-20 ... -4 °F) 70°С (-4...158°F)); < 1 mV/K (-40...-20 °C (-40...-4 °F)) (1...5 V source mode) |
| Frequency range |
from the field side to the control side: bandwidth with a signal swing of 0.5 V 0 ... 3 kHz (-3 dB) from the control side to the field side: bandwidth with a signal swing of 0.5 V 0 ... 3 kHz (-3 dB) |
|
| Settlement time | ≤ 50 ms | |
| Rise time/fall time | ≤ 10 ms | |
| Galvanic isolation | ||
| Input, output | Basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Input/Power Supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Output/power supply | Basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 V eff. | |
| Indicators/settings | ||
| Display elements | LED | |
| Controls | DIP switch | |
| Configuration | via DIP switches | |
| Marking | marking space at the front | |
| Compliance with directives | ||
| Electromagnetic compatibility |
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Directive 2014/30/EU | EN 61326-1:2013 (industrial premises) |
| Correspondence | ||
| Electromagnetic compatibility |
NE 21:2017 EN 61326-3-2:2018 |
|
| Degree of protection | IEC 60529:2001 | |
| Environmental conditions | ||
| Ambient temperature | -40...70°С (-40...158°F) | |
| Mechanical characteristics | ||
| 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 | |