KFD2-HLC-Ex1.D.2W 1-Channel HART Loop Converter
1-channel isolated barrier, 24 V DC supply (Power Rail), HART field device input, with transmitter power supply, usable as signal splitter (1 input, multiple outputs).
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Pepperl+Fuchs KFD2-HLC-Ex1.D.2W HART loop converter, 1-channel isolated barrier, 24 V DC supply (Power Rail), HART field device input, with transmitter power supply, usable as signal splitter (1 input, multiple outputs), 2 relay contact outputs (changeover contacts).
Part of the HART Interface Devices series, used for communication access, signal tapping and commissioning configuration between DCS/PLC control systems and HART field instruments, supporting HART protocol (including WirelessHART) multiplexing, loop conversion and filtering, and compatible with mainstream barriers and termination boards.
| Parameter Name | Technical Specifications |
|---|---|
| General specifications | |
| Signal type | Analogue input |
| Power Supply | |
| Connection | Power Rail or terminals 23+, 24- |
| Rated Voltage | 19 ... 30 V DC |
| Rated current | Approx. 130 mA (at 24 V DC) |
| Power dissipation | 2.5 W |
| Power dissipation | 3.1 W |
| HART signal channel (intrinsically safe) | |
| Conformity | HART field device input (protocol version 5–7) |
| Interface | |
| Programming interface | Programming socket |
| Input | |
| Connection side | Field side |
| Connection | Terminals 1, 2, 3, 4, 5, 6 |
| Open-circuit voltage/short-circuit current | Typically 24 V, 28 mA |
| Input resistance | 250 Ω, 5 % (terminals 2, 3 and jumper 5, 6) |
| Available voltage | ≥ 15.5 V at 20 mA, short-circuit protected |
| Output | |
| Connection side | Control side |
| Connection | output I: terminals 10, 11, 12, output II: terminals 16, 17, 18, output III: terminals 7, 8, 9, output IV: terminals 13, 14, 15, output V: terminals 19, 20, 21 |
| Output Signal | relay and LED yellow |
| Mechanical life | 10⁷ switching cycles |
| Energisation/de-energisation delay | approx. 20 ms, approx. 20 ms |
| Output Signal | Analogue |
| Current range | 4 … 20 mA, (source or sink mode) |
| Load | Max. 650 Ω, source mode |
| Voltage range | 5 … 30 V, sink mode (powered by external supply) |
| Fault signal | Per NAMUR NE43: underrange alarm I ≤ 2 mA, overrange alarm I ≥ 21.5 mA, or hold measured value |
| Other outputs | HART communicator on terminals 22, 24 |
| Collective fault message | Power Rail and LED red |
| Transfer characteristics | |
| Resolution | Max. 2 µA |
| Accuracy | < 20 µA, typically 10 µA |
| Ambient temperature effect | < ± 2 µA/K |
| Measurement duration/response delay | HART telegram acquisition time + 100 ms |
| Relay | Configurable fault or trip value (including direction, hysteresis and delay) |
| Electrical Isolation | |
| Output I/II | Functional insulation according to IEC 62103, rated insulation voltage 250 Veff |
| Output I, II/other circuits | Reinforced insulation according to IEC 62103, rated insulation voltage 300 Vrms |
| Output III/IV/V/power supply | Functional insulation according to IEC 62103, rated insulation voltage 50 Veff |
| Indication/setting | |
| Display elements | LED, display |
| Operating elements | Control panel |
| Configuration | Via operating buttons or PACTware |
| Marking | Reserved marking area on the front |
| Directive conformity | |
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) |
| Directive 2014/35/EU | EN 61010-1:2010 |
| Conformity | |
| Electromagnetic compatibility | NE 21:2006 |
| Degree of protection | IEC 60529:2001 |
| Ambient Conditions | |
| Ambient Temperature | −20 … 60 °C (−4 … 140 °F) |
| Mechanical parameters | |
| 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 inch) (W × H × D), enclosure type C2 |
| Height | 119 mm |
| Width | 40 mm |
| Depth | 115 mm |
| Installation Method | Mounts on 35 mm DIN mounting rail in accordance with EN 60715:2001 |
| Hazardous area application data | |
| EU Type Examination Certificate | BASEEFA 07 ATEX 0174 |
| Marking | II (1)G [Ex ia Ga] IIC, Ex II (1)D [Ex ia Da] IIIC |
| Maximum safety voltage | 253 V AC (note: rated voltage may be lower) |
| Device | Terminals 1, 4/3 (with terminals 4 and 5 linked) |
| Voltage | 25.2 V |
| Current | 104.9 mA |
| Power | 0.661 W |
| Internal capacitance | 1.1 nF |
| Internal inductance | 0 mH |
| Device | Terminals 2, 5/3 |
| Voltage | < 28 V |
| Power | < 1.33 W |
| Voltage | 1.1 V |
| Current | 11.9 mA |
| Power | 4 mW |
| Internal capacitance | 0 µF |
| Outputs I, II | Terminals 10, 11, 12; 16, 17, 18, non-intrinsically safe |
| Maximum safety voltage | 253 V (Attention! Um is no rated voltage.) |
| Contact load | 253 V AC/1 A/cos φ > 0.7; 30 V DC/1 A resistive load (BASEEFA 07 ATEX 0174), 50 V AC/1 A/cos φ > 0.7; 30 V DC/1 A resistive load (Pepperl+Fuchs self-declaration) |
| Outputs III, IV, V | Terminals 7, 8, 9; 13, 14, 15; 19, 20, 21, non-intrinsically safe |
| Certificate | PF 07 CERT 1141 X |
| Marking | II 3G Ex nA nC IIC T4 Gc |
| Input/other circuits | safe electrical isolation according to IEC/EN 60079-11, voltage peak value 375 V |
| Directive 2014/34/EU | EN IEC 60079-0:2018+AC:2020, EN 60079-11:2012, EN 60079-15:2010 |
| International approvals | |
| Control drawing | 116-0129 |
| IECEx certificate | IECEx BAS 07.0047 |
| IECEx marking | [Ex ia Ga] IIC, [Ex ia Da] IIIC |
| General information | |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals and manuals within the applicable scope. For related information, see www.pepperl-fuchs.com. |
- 1-channel isolated barrier
- 24 V DC supply (Power Rail)
- HART field device input with transmitter power supply
- Can be used as signal splitter (1 input, multiple outputs)
- 2 relay contact outputs (changeover contacts)
- 3 analogue outputs 4…20 mA
- Outputs support sink/source mode
- Configurable via keypad
Petrochemical Plant
HART field instrument commissioning and configuration communication
Power Energy System
DCS system HART multiplexer access
Process Automation
HART signal filtering and tapping between control room and field instruments
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