Technical data of the KFD2-HMM-16
| Product Description |
|---|
| HART Master Multiplexer |
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Parameters related to functional safety |
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|---|---|---|
| Safety Integrity Level (SIL) | SIL 3 | |
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Supply |
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| Connection | terminals 17+, 18- | |
| Nominal voltage | 20...32 VDC typically at 100 mA | |
| Power consumption | Max. 3 W | |
|
HART signal channels (non-intrinsically safe) |
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| Correspondence | HART Field Device Input (Versions 5-7) | |
| Connection |
26-pin flat cable for analog connections 14-pin flat cable for master-slave connection between KFD2-HMM-16 and KFD0-HMS-16 |
|
| Leakage current | < 3 µA at -20...85 °C (-4...185 °F) | |
| Termination resistor | external 230...500 Ohm standard (possibly up to 1000 Ohm) | |
| Output voltage | ≥ 400 mV ss (at the above terminator resistance) | |
| Output impedance | 100 ohms or less, capacitive coupling | |
| Input impedance | according to HART specification | |
| Input voltage range | 0.08...4 V cc ; typical ±5.2 V as local reference | |
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Interface |
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| Transfer speed | 9600, 19200 or 38400 bps (user selectable via DIL switch (2 and 3)) | |
| Type | RS-485, 2-wire multidrop | |
| Address selection | For each DIL switch, one of 31 possible addresses (4...8) is selected. | |
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Indicators/settings |
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| Controls | DIP switch | |
| Configuration | via DIP switches | |
| Marking | marking space at the front | |
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Compliance with directives |
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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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| Degree of protection | IEC 60529:2001 | |
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Environmental conditions |
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| Ambient temperature | -20...60°С (-4...140°F) | |
|
Mechanical characteristics |
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| Degree of protection | IP20 | |
| Connection | screw terminals | |
| Weight | approx. 250 g | |
| Dimensions | 40 x 107 x 115 mm (1.6 x 4.2 x 4.5 in) (W x H x D), housing type C1 | |
| Installation | on a 35 mm DIN mounting rail in accordance with EN 60715:2001 | |
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Data for use in hazardous areas |
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| Certificate | PF 07 CERT 1143 X | |
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Marking |
 II 3G Ex nA IIC T4 Gc
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| Compliance with directives |
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Directive 2014/34/EU | EN 60079-0:2012+A11:2013, EN 60079-15:2010 |