Pepperl+Fuchs KFD2-HLC-Ex1.D Series Manual
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Pepperl+Fuchs KFD2-HLC-Ex1.D Series Manual

Hart loop converter
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PROCESS AUTOMATION
MANUAL
HART Loop Converter
KFD2-HLC-Ex1.D(.**)
ISO9001

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Summary of Contents for Pepperl+Fuchs KFD2-HLC-Ex1.D Series

  • Page 1 PROCESS AUTOMATION MANUAL HART Loop Converter KFD2-HLC-Ex1.D(.**) ISO9001...
  • Page 2 HART Loop Converter KFD2-HLC-Ex1.D(.**) With regard to the supply of products, the current issue of the following document is applicable: The General Terms of Delivery for Products and Services of the Electrical Industry, published by the Central Association of the Electrical Industry (Zentralverband Elektrotechnik und Elektroindustrie (ZVEI) e.V.) in its most recent version as well as the supplementary clause: "Expanded reservation of proprietorship"...

  • Page 3: Table Of Contents

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Contents 1 Introduction ........2 1.1 Manufacturer .

  • Page 4: Introduction

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Introduction Introduction Manufacturer Pepperl+Fuchs GmbH Lilienthalstraße 200, 68307 Mannheim, Germany Internet: www.pepperl-fuchs.com Content of this Document This document contains information that you need in order to use your product throughout the applicable stages of the product life cycle. These can include the following: •...

  • Page 5: Target Group, Personnel

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Introduction The documentation consists of the following parts: • Present document • Instruction manual • Datasheet Additionally, the following parts may belong to the documentation, if applicable: • EU-type examination certificate • EU declaration of conformity •...
  • Page 6 HART Loop Converter KFD2-HLC-Ex1.D(.**) Introduction Depending on the risk level, the warning messages are displayed in descending order as follows: Danger! This symbol indicates an imminent danger. Non-observance will result in personal injury or death. Warning! This symbol indicates a possible fault or danger. Non-observance may cause personal injury or serious property damage.

  • Page 7: Product Specifications

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Product Specifications Product Specifications Device Versions The following device versions described in this manual: • HART Loop Converter KFD2-HLC-Ex1.D • HART Loop Converter KFD2-HLC-Ex1.D.2W • HART Loop Converter KFD2-HLC-Ex1.D.4S Function General The HART Loop Converter is an isolated barrier suitable for intrinsically safe applications. The device supplies field devices and can be connected in parallel to existing HART circuits.

  • Page 8: Assembly

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Product Specifications Assembly Operating and indicating elements KFD2-HLC- Ex1.D.4S RS232 Figure 2.1 Example front view KFD2-HLC-Ex1D.4S 6 - EN...
  • Page 9 HART Loop Converter KFD2-HLC-Ex1.D(.**) Product Specifications Removable terminals, blue LC display Display for showing • the measured values • the current output values • the fault messages • the parameterization mode Keypad Four keys for selecting the displayed values, the current output values and for setting the parameters of the device ...

  • Page 10: Dimensions

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Product Specifications Dimensions Housing Type C2 40 mm (1.6 inch) 115 mm (4.5 inch) Figure 2.2 Number of terminal blocks max. 10 • Dimension drawing with screw terminals • When using screw terminals with test sockets the device is 124 mm (4.9 inch) in height. •...

  • Page 11: Mounting And Installation

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Mounting and Installation Danger! Explosion hazard from damaged electronic components Premature wear of electronic components in a device that was previously used in a  general electrical installation can cause sparks that can ignite the surrounding potentially explosive atmosphere.

  • Page 12: Power Rail

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Power Rail To reduce wiring and installation costs, Power Rail is the optimum solution. The Power Rail is a DIN mounting rail with plastic insert, that delivers power to the devices (24 V DC) and transfers bus signals and a collective error message.

  • Page 13: Mounting

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Mounting Danger! Danger to life from electric shock Absent or insufficient insulation can result in electric shock. Only connect supplies that provide protection against electric shock to power feed modules (e. g. SELV or PELV). Caution! Property damage from use of isolators for Power Rail supply Using the isolators for Power Rail supply can damage the isolators and make the...
  • Page 14 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Danger! Explosion hazard from wrong mounting The device safety can be impaired by external environmental influences and by mechanical stress. This can lead to sparking that can ignite a surrounding potentially explosive atmosphere. Mount the device in a surrounding enclosure that complies with IEC/EN 60079–0and that ...

  • Page 15: Connection

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Mounting the Terminal Blocks Connect the terminal blocks or disconnect the terminal blocks. Connection Danger! Danger to life from incorrect installation Incorrect installation of cables and connection lines can compromise the function  and the electrical safety of the device.
  • Page 16 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Danger! Explosion hazard from wrong separation distances If you do not observe the minimum separation distances between intrinsically safe circuits of associated apparatus and non-intrinsically safe circuits, this can lead to added currents or voltages.
  • Page 17 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Danger! Danger to life from electric shock Working on live parts at voltages higher than 50 V AC or 120 V DC can result in electric shock. De-energize the device. Secure the circuit against reconnection. Verify that the device is de-energized at all poles.
  • Page 18 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation 3.4.1 Input Connection (Field Circuit) Danger! Explosion hazard from wrong separation distances If you do not observe the minimum separation distance between 2 intrinsically safe circuits, this can lead to added currents or voltages. This can result in a current/voltage flashover generating sparks.
  • Page 19 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation HART 250 Ω Fault 24 V DC Zone 0, 1, 2 Div. 1, 2 Power Rail Figure 3.4 EN - 17...
  • Page 20 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation 3.4.2 Output Connection (Control Circuit) Connecting the Control Circuit Connect the control circuit to the green terminals. Note the tightening torque of the terminal screws. The tightening torque is 0.5 Nm to 0.6 Nm. Connection KFD2-HLC-Ex1.D The following connections are available: •...
  • Page 21 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Connection KFD2-HLC-Ex1.D.2W Danger! Danger to life from electric shock Working on live parts at voltages higher than 50 V AC or 120 V DC can result in electric shock. De-energize the device. Secure the circuit against reconnection. Verify that the device is de-energized at all poles.
  • Page 22 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation KFD2-HLC-Ex1.D.2W 250 Ω 24 V DC Fault 24 V DC Zone 2 Power Rail Div. 2 Figure 3.6 20 - EN...
  • Page 23 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Connection KFD2-HLC-Ex1.D.4S Danger! Danger to life from electric shock Working on live parts at voltages higher than 50 V AC or 120 V DC can result in electric shock. De-energize the device. Secure the circuit against reconnection. Verify that the device is de-energized at all poles.
  • Page 24 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation KFD2-HLC-Ex1.D.4S 250 Ω 24 V DC Fault 24 V DC Zone 2 Power Rail Div. 2 Figure 3.7 22 - EN...
  • Page 25 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation 3.4.3 Connecting a HART Handheld to the Field Device You have two options for connecting a HART handheld to the field device: • Connection to terminals 22/24 of the isolated barrier, see chapter 3.4.2 •...
  • Page 26 HART Loop Converter KFD2-HLC-Ex1.D(.**) Mounting and Installation Polling Mode (Command and Answer) The isolated barrier deactivates the burst configuration of the field device. The isolated barrier performs the field device query using HART command 3. See chapter 4.2.6. Procedure to Restore Burst Mode If the isolated barrier does not receive any more data from the field device in burst mode, the following actions are taken: •...

  • Page 27: Configuration

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Configuration Configuration via Software Danger! Explosion hazard from sparking when plugging or pulling the adapter Plugging or pulling the adapter in a potentially explosive atmosphere can cause sparks that can ignite the surrounding atmosphere. Only plug or pull the adapter in the absence of a potentially explosive atmosphere. Caution! Fault in the plant Changing the device data changes the device function.

  • Page 28: Configuration Via Keypad On The Device

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration The operating software and the necessary device and communication DTMs can be downloaded from our internet page www.pepperl-fuchs.com (product search, enter PACTware). The manual "Installation and Configuration DTM Collection Conventional Interface Introduction" guides you through the installation steps necessary to install the software.
  • Page 29 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Configuring the Device Configure the device using the buttons on the front side. Use the , , ESC, and OK buttons for navigation. The following chapters contain more detailed information about the menus. The navigation principle is shown using the following example: Lowest menu level OK →...
  • Page 30 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.1 Parameterization Mode After being switched on, the device is in display mode. If you have password protection enabled, you must enter the password every time you transition from display mode to parameterization mode. Main menu parameterization mode OK + ESC (simultaneously for 1 s) →...
  • Page 31 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.2 Password Protection You can activate password protection to protect parameterization from unauthorized changes. If password protection is enabled, you can view the parameter settings but not change them. Password protection is deactivated during delivery. The password is preset and cannot be changed by the operator.
  • Page 32 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.3 Entering Numbers At the lowest menu level of the Parameter menu, you have the option of selecting or entering a numerical value. OK → Parameter Current value, flashing ← ESC ▼ ▲ ↓ New value, flashing, not stored ←...
  • Page 33 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.4 Entering Floating Point Figures At the lowest menu level of the Parameter menu, you have the option of entering floating point figures. The floating point figures can have the following structure: Positive number Input Negative number Input 43210000...
  • Page 34 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Entering a Numerical Value Select the parameter for which you want to enter the numerical value. Press the OK button. The current value from the mantissa and exponent flashes. Press the OK button. With positive numbers, the first digit of the mantissa flashes. With negative numbers, the minus sign flashes.
  • Page 35 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.5 Unit At the lowest menu level of the Unit menu, you have the option of selecting the unit type for the HART variables. • auto The device displays the unit which is transferred from connected HART field devices for the HART variables PV, SV, TV, QV.
  • Page 36 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Changing the Custom Tag of HART Variables Select the HART variable for which you would like to change the custom tag. Press the OK button. Select the Custom Tag menu. The device displays: if a value has not been defined: the insert mark and the symbol  If a value is defined: the insert mark on the first character, the following character, and the symbol ...
  • Page 37 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.6 HARTcom The HARTcom menu offers the option of specifying the method for communication between device and field device. If available, the device activates burst mode of the HART field device for the fastest possible communication. To query variables (PV, SV, TV, QV, if present) the device uses the universal HART command 3.
  • Page 38 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Selecting a Mode The device functions as primary or secondary HART master according to the HART standard. The device is compatible with each HART handheld and for every other HART master. Use the  or  buttons to select whether the device should operate as a primary or secondary HART master.
  • Page 39 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Note! Note that the field device can be put into burst mode, in accordance to the isolated barrier configuration. This also applies when a different HART master is in the HART circuit.  If a different HART master changes the burst configuration of the field device, the isolated barrier waits until the other HART master logs out of the HART circuit.
  • Page 40 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Activating Rebuild If the connection to the field device has been lost, the localization phase can be performed with Rebuild without switching the device off and on again. Select On Rebuild with the  or  buttons. Confirm your selection with OK.
  • Page 41 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration OK → End Value see section ← ESC ▼ ▲ OK → Fault Current down ← ESC ▼ ▲ ▼ ▲ hold OK → Iout2 same as Iout1 ← ESC ▼ ▲ OK → Iout3 same as Iout1 ←...
  • Page 42 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Defining a Characteristic The choice of characteristic defines the limits for measuring underrange and overrange. Measuring underranges or overranges outside the specified range cannot be analyzed. If measuring ranges are undercut or exceeded, the minimum or maximum value is issued constantly.
  • Page 43 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Example Characteristic 4 - 20 NE43, start value 2 bar, end value 10 bar 20.5 20.0 10.25 Figure 4.1 Defining the Fault Current (fault message) The type of fault current chosen will define how the current output transmits the fault message to the controller.
  • Page 44 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.8 Relay Contact Outputs In the Output menu, you have the option of defining relay contact outputs 1 to 4 of the device. The menu structure of the four relay contact outputs is identical. Relay contact output 1 is described as an example.
  • Page 45 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Selecting Relay Contact Output Menus Select the desired relay contact output using the  or  buttons. Confirm your entry with OK. The relay contact output menus Trip and Fault are displayed. The active menu is marked as On.
  • Page 46 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Limit Value (Trip) Calling up a Limit Value Select the Trip menu with the  or  buttons. If the Trip menu is activated, press the OK button once. The Assignment submenu is displayed. If the Trip menu is not activated, press the OK button twice. The Assignment submenu is displayed.
  • Page 47 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration OK → Mode passive ← ESC ▼ ▲ ▼ ▲ active OK → Restart Inhibit ← ESC ▼ ▲ ▼ ▲ OK → Delay 0 s to 250 s ← ESC Selecting an Assignment The values of the HART variables selected here (PV, SV, TV, QV) are monitored using a relay contact output.
  • Page 48 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration You can implement the following applications: • Switching direction max, direction of operation active: alarm if there is a limit value overrange, e. g., sounder on • Switching direction max, direction of operation passive: switch off during limit value overrange, e.
  • Page 49 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Defining the Trip Point Enter the starting point as a floating point figure. For entering floating point figures,  see chapter 4.2.4. The defined unit from the Unit menu is used as the unit.  See chapter 4.2.5.
  • Page 50 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Response delay has the following effects: • When the value of the trip point is out of range (exceeded or not reached) for a period of time longer than the delay time, the relay switches. •...
  • Page 51 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Fault Message Calling up a Fault Message Use the  or  buttons to select the Fault message menu. If the fault message menu is activated, press the OK button once. The Restart inhibit submenu is displayed. If the fault message menu is not activated, press the OK button twice.
  • Page 52 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration 4.2.9 Service In the Service menu, you have the option of specifying basic device parameters. OK → OK → Service Language ← ESC ← ESC ▼ ▲ ▼ ▲ OK → Password On Password ← ESC ←...
  • Page 53 HART Loop Converter KFD2-HLC-Ex1.D(.**) Configuration Activating Password Protection To protect parameterization from unauthorized changes, you can enable password protection. Information about password protection see chapter 4.2.2. Use the  or  buttons to select the desired setting. To enable password protection, select On Password. Confirm your selection with OK.

  • Page 54: Operation

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Operation Operation Danger! Explosion hazard from live wiring of non-intrinsically safe circuits If you connect or disconnect energized non-intrinsically safe circuits in a potentially explosive atmosphere, sparks can ignite the surrounding atmosphere. Only connect or disconnect energized non-intrinsically safe circuits in the absence of a potentially explosive atmosphere.

  • Page 55: Indicators During Operation

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Operation Indicators during Operation The isolated barrier displays the following operating modes and fault messages during operation. Status Indicators Status Description Green LED No power supply Flashes regularly Start-up phase, self-test Normal function Red LED Flashes briefly Displays a single HART fault message received by the field device Flashes regularly Invalid HART data (missing communication or fault in the...
  • Page 56 HART Loop Converter KFD2-HLC-Ex1.D(.**) Operation Display Indicators In normal operation, the display shows: • the current values of the HART variables PV, SV, TV, QV in the selected unit • the present current output values for the three current outputs in mA •...

  • Page 57: Fault Message

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Operation Display Options for Current Output Values and HART Variables • To select the displayed measured values or current output values, use the  and buttons. • To select units for measured values, use the Unit menu. See chapter 4.2.5. •...

  • Page 58: Dismounting, Maintenance, And Repair

    Using a defective or repaired device can compromise its function and its electrical safety. • Do not use a damaged or polluted device. • The device must not be repaired, changed or manipulated. • If there is a defect, always replace the device with an original device from Pepperl+Fuchs. 56 - EN...
  • Page 59 HART Loop Converter KFD2-HLC-Ex1.D(.**) Dismounting, Maintenance, and Repair Disconnecting Circuits Disconnect the field circuit. Disconnect the control circuit. Disconnect the power supply. Removing the Device Use for dismounting of the device a slotted screwdriver Insert the screwdriver (4) into the groove of the red mounting slider (3). Turn the screwdriver (4) in the groove until the red mounting slider (3) springs back.
  • Page 60 HART Loop Converter KFD2-HLC-Ex1.D(.**) Dismounting, Maintenance, and Repair Figure 6.1 Dismounting of the device from the DIN mounting rail 35 mm DIN mounting rail Device Mounting slider Slotted screwdriver 58 - EN...

  • Page 61: Technical Specifications

    HART Loop Converter KFD2-HLC-Ex1.D(.**) Technical Specifications Technical Specifications Default Settings The following table provides an overview of the default settings. Information about resetting the device to the default setting see chapter 4.2.9. If the device parameters have changed, enter these changes in the "Custom Value" column.
  • Page 62 HART Loop Converter KFD2-HLC-Ex1.D(.**) Technical Specifications Menu Parameters Default setting Custom value Output  Iout3 Assignment disabled Characteristic 4 - 20 NE43 Start value 0.000 End value 100.0 Fault current down Output  Rel1 Limit value (Trip) On (selected) Limit value  Assignment disabled Limit value ...
  • Page 63 HART Loop Converter KFD2-HLC-Ex1.D(.**) Technical Specifications Menu Parameters Default setting Custom value Output  Rel3 Limit value (Trip) On (selected) Limit value  Assignment disabled Limit value  Min/Max Limit value  Trip point 80.00 Limit value  Hysteresis 10.00 Limit value ...
  • Page 64 PROCESS AUTOMATION – PROTECTING YOUR PROCESS Worldwide Headquarters Pepperl+Fuchs GmbH 68307 Mannheim · Germany Tel. +49 621 776-0 E-Mail: info@de.pepperl-fuchs.com For the Pepperl+Fuchs representative closest to you check www.pepperl-fuchs.com/contact www.pepperl-fuchs.com 315702 DOCT-1377E Subject to modifications Copyright PEPPERL+FUCHS · Printed in Germany 01/2018...

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