Pepperl+Fuchs KF**-CRG2-1.D Series Manual Download Page 36

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70101417

2018-12

Universal Transmitter Power Supply KF**-CRG2-(Ex)1.D

Editing Device Data: Default Settings

Fault current

Min

Start value

0.000 mA

End value

20.00 mA

Inverted

Normal

Service

Password

Off

Language

ENG

Menu

Parameter

Default setting

Separate value

Summary of Contents for KF**-CRG2-1.D Series

Page 1: ...Universal Transmitter Power Supply KF CRG2 Ex 1 D ISO9001 PROCESS AUTOMATION MANUAL ...

Page 2: ...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 Universal Transmitter Power Supply KF CRG2 Ex 1 D ...

Page 3: ...on 7 5 2 1 Connection Input Field Circuit 8 5 2 2 Connection Output 9 5 3 Field Device Communication via HART 10 5 4 Front Side 10 6 Display Modes and Fault Messages 11 7 Editing Device Data 12 7 1 Parameterization Mode 12 7 1 1 Invocation 12 7 1 2 Password 13 7 1 3 Navigation Method 14 7 1 4 Lowest Menu Level Select Values Enter Numeric Values 15 7 2 Unit 16 7 3 Input 17 7 3 1 Line Monitor 18 7 3...

Page 4: ...able of contents 2 7 4 Relays 23 7 4 1 Operating Behaviour 24 7 4 2 Trip and Hysteresis 26 7 4 3 Alarm Freeze 26 7 4 4 Delay 26 7 5 Current Output 28 7 5 1 Characteristic 29 7 5 2 Fault Current 31 7 5 3 Start Value and End Value 31 7 6 Service 32 7 7 Default Settings 33 ...

Page 5: ...ration between the potentially explosive atmospheres and the safe areas in a system Devices without Ex identification can be used to transmit signals between field devices and the process control system control unit Transmitters are measuring units that provide an output signal consisting of a unit current signal 4 mA to 20 mA A transmitter power supply provides a transmitter with power and proces...

Page 6: ...und on our webpage www pepperl fuchs com enter CRG2 in the product search 2 2 Model Versions The following variants of the Universal Transmitter Power Supply are available Ex for connection of field devices in areas exposed to danger of explosion without identifier letters for connection of field devices in the safety area D2 with a 24 V DC supply green identification on output side for power supp...

Page 7: ... connected to them in question The devices may only be installed connected and adjusted by electrical professionals outside the hazardous area If faults cannot be eliminated the devices must be taken out of operation and protected from being placed in service again inadvertently Devices must only be repaired directly by the manufacturer Pepperl Fuchs Tampering with or making changes to the devices...

Page 8: ...5 or the corresponding national guidelines Pepperl Fuchs also offers a seminar on the topic of explosion protection 5 Installation and Connection 5 1 Installation The devices of the K system from Pepperl Fuchs and thus also the Universal Transmitter Power Supply KF CRG2 Ex 1 D can be mounted on a 35 mm DIN mounting rail according to DIN EN 60715 The devices must be snapped onto the rail vertically...

Page 9: ... the connection and the switch cabinet assembly They make it possible to replace devices quickly and without error if a customer service becomes necessary Terminals are equipped with screws are self opening have a large connection area for a wire cross section up to 2 5 mm and coded plugs making it impossible to mix them up 40 mm 1 6 115 mm 4 5 46 mm 1 82 58 mm 2 28 119 mm 4 7 104 mm 4 1 ...

Page 10: ...KF CRG2 Ex1 D This may be conducted using DIN EN 60079 14 compliant leads into the hazardous area The non intrinsically safe field circuit is connected to the green terminals 1 to 3 on the KF CRG2 1 D In both cases you can connect the following field devices 1 a 3 wire transmitter 2 a 2 wire transmitter with HART 3 an active current source Zone 0 1 2 Div 1 2 KFD2 CRG2 Ex1 D Power Rail 24VDC Fault ...

Page 11: ...minals 16 to 18 relay 2 Terminals 23 24 terminal 22 not used KFD2 24 V DC power supply KFU8 AC DC power supply Terminals 4 to 6 13 to 15 and 19 to 21 do not exist on the device More information on connecting the device e g using the Power Rail can be found in the datasheets and the K System operating manual on our webpage www pepperl fuchs com enter CRG2 in the product search KFU8 CRG2 Ex1 D 16 17...

Page 12: ...n to indicate the presence of the supply voltage LED OUT 1 yellow to indicate that relay 1 is active LED OUT 2 yellow to indicate that relay 2 is active Display for indication of the measured values fault messages and parameterization modi Four keys for setting the parameters of the device Up Down ESC Escape OK Interface for connecting a computer for parameterization and diagnostics of the device ...

Page 13: ...of the following messages is displayed until the fault is rectified when parameterized Err Mem for device fault Err LB for lead breakage Err SC for short circuit For the selection of error messages see section 7 3 1 If switching the device on off and checking the cables does not rectify the fault please contact Pepperl Fuchs or the field device manufacturer The relays de energizes when a fault occ...

Page 14: ...hange in device data will change the operation of the device Before entering new data into the device you should ascertain that no danger to the installation will result In this manual the parameterisation of the device via the control panel is described Parameterisation by means of a PC is more convenient The necessary K ADP USB can be ordered from Pepperl Fuchs The PACTwareTM operating software ...

Page 15: ...ange them before entering the password On the first attempt to make a change the device immediately prompts for a password The password must be entered for each transition from display mode to parameterization mode once each time The password cannot be changed It is 1234 The password is entered as follows If you press the or key the value changes step by step If you hold the or key the setting rol...

Page 16: ... D Editing Device Data Parameterization Mode 14 7 1 3 Navigation Method The following diagram shows the navigation method in parameterization mode using the OK and ESC keys Rel1 OK Min Max ESC Trip ESC Hysteresis ESC Mode OK Active ESC ESC Alarm freeze ESC Delay ESC ...

Page 17: ...ossible values or enter a number for the individual parameters Proceed as follows When entering numeric values please note If you press the or keys the value changes step by step If you hold the or keys the value rolls to higher or lower values The algebraic sign changes automatically The decimal point is moved automatically Lowest menu level Parameter OK Current value flashing ESC ESC New value f...

Page 18: ...outlined in bold The device measures in mA Using the parameters zero point and conversion factor section 7 3 2 it converts the measured value into the selected units These units are used for the display of the measured values and for all corresponding settings in the parameterization mode Unit F Continued from the left C m bar m h Pa l h N l min t m kg l km h m s mA Continued right ...

Page 19: ...s from the lowest menu level are outlined in bold The menu items Zero point and Conversion factor will not be shown if the unit mA is selected section 7 2 Input Line monitor 7 3 1 LB LB On LB Off SC SC On SC Off Zero point 7 3 2 15 mA to 15 mA Conversion factor 7 3 2 0 100 to 5000 Linearization 7 3 3 Linearization On Linearization Off Smoothing 7 3 4 0 s to 255 s ...

Page 20: ... signalled within the measuring range 7 3 2 Zero Point and Conversion Factor The device measures in mA If you have selected different units section 7 2 the device calculates the measured value in the selected units using the parameters Zero point and Conversion factor The parameters for your application must be determined according to the following formula An arbitrary value between 15 mA and 15 m...

Page 21: ...200 0 20 4 12 5 Zero point intersection point with the x axis on the graph providing that the physical measuring range starts from 0 y 0 C The zero point corresponds to the lower measuring range limit x 4 mA from which the measuring range starts The zero point can be calculated as follows n y m x n 200 12 5 x 20 50 y m x n x y n m x 0 50 12 5 4 1 2 3 4 5 6 7 8 9 10 1 50 100 150 200 200 150 100 50 ...

Page 22: ... 100 0 20 0 5 Zero point intersection point with the x axis on the graph with the condition that the physical measuring range starts from 0 y 0 C The zero point corresponds to the upper measuring range limit x 20 mA at which the measuring range ends The zero point can be calculated as follows n y m x n 100 5 x 0 100 y m x n x y n m x 0 100 5 20 1 2 3 4 5 6 7 8 9 10 1 50 100 150 200 200 150 100 50 ...

Page 23: ...ar is to correspond to 4 mA to 20 mA Linearization y m x n Conversion factor rise in the graph m y2 y1 x2 x1 m 4 0 20 12 0 5 Zero point intersection point with the x axis on the graph bar value at y 0 n y m x n 4 0 5 x 20 6 y m x n x y n m x 0 6 0 5 1 1 2 3 4 5 6 7 8 9 10 x mA 1 1 2 3 4 4 3 2 1 2 3 4 11 12 13 14 15 16 17 18 19 20 y bar ...

Page 24: ...can be saved in the device for details of this function see On line help Via the operator panel you can merely switch the use of the table for the calculation of the output value on and off On Off 7 3 4 Smoothing For extremely variable measurement values you can use Smoothing to influence how quickly an output reacts to a change in input value 0 s no smoothing 255 s maximum smoothing ...

Page 25: ...ined in bold From the Rel1 and Rel2 menu options you can use the OK key to get to a menu in which you can enter individual parameters for the selected relay Both menus are structured in the same way and are thus only described once Information about current output see section 7 5 Output Rel1 Min Max 7 4 1 Max Rel2 Min Iout Trip 7 4 2 Hysteresis 7 4 2 Mode 7 4 1 Active Passive Continued on next pag...

Page 26: ...lue overrange e g audible alarm on Switching direction Max mode of operation Passive switch off on trip value overrange e g pump heating off with large hysteresis Min Max operation pump heating on off Switching direction Min mode of operation Active alarm on trip value underrange e g audible alarm on Switching direction Min mode of operation Passive switch off on trip value underrange e g pump hea...

Page 27: ... following diagram Value Max hysteresis Max Min hysteresis Switching direction Max mode of operation Active energized de energized Switching direction Max mode of operation Passive energized de energized Switching direction Min mode of operation Active energized de energized Switching direction Min mode of operation Passive energized de energized Min Time ...

Page 28: ...oint Hysteresis upper limit trip point These input limits are automatically preset by the device 7 4 3 Alarm Freeze The Alarm freeze helps you to avoid that short term trip value overranges are not noticed by the operating staff If Alarm freeze On has been selected the new state is maintained after the relay switching until the ESC key is pressed or the device is restarted These actions reset the ...

Page 29: ...Ex 1 D Editing Device Data Relays The following diagram shows the operating behaviour for the trip mode Max operating mode Active Time energized de energized Delay Delay Value Max hysteresis Trip point Max Switching direction Max mode of operation Active with delay ...

Page 30: ...utput The following illustrations show the current output menus Items from the lowest menu level are outlined in bold Information about relay outputs see section 7 4 Output Rel1 Rel2 Iout Characteristics 7 5 1 0 mA to 20 mA 4 mA to 20 mA NE43 4 mA to 20 mA Fault current 7 5 2 Up Down Hold Max Min Continued on next page ...

Page 31: ...arious characteristics section 7 5 the conversion of the Start value and End value and the behaviour during measuring overrange The statements apply for the setting Inverted Normal If you select Inverted Inverted the conversion of Start value and End value are reversed The start value is thus converted to 20 mA and the end value to 0 mA or 4 mA Measuring overrange which extend over the described l...

Page 32: ...put signal Characteristic 4 mA to 20 mA NE43 start value 0 C end value 200 C see example 1 in section 7 3 2 Characteristic Start value converted into End value converted into Linear underrange up to Linear overrange up to 0 mA to 20 mA 0 mA 20 mA 0 mA 20 5 mA 4 mA to 20 mA NE43 4 mA 20 mA 3 8 mA 20 5 mA 4 mA to 20 mA 4 mA 20 mA 0 mA approx 22 mA 4 0 3 8 0 20 0 20 5 1 9 2 Start value 10 End value m...

Page 33: ...and Conversion factor see section 7 3 2 The difference between End value and Start value must be at least 1 of the End value preset automatically by the device Setting 0 mA to 20 mA 4 mA to 20 mA NE43 4 mA to 20 mA Up Down 21 5 mA 21 5 mA 22 mA with short circuit with short circuit with short circuit not distinguishable from End value overrange 0 mA 2 0 mA 0 mA with lead breakage with lead breakag...

Page 34: ...he service parameter menus Items from the lowest menu level are outlined in bold Reset Pressing the OK key when On Reset is flashing resets all settings on the device to default see section 7 7 Any entries that you have made in parameterization mode are lost Service Password 7 1 2 On Off Language DE German ENG English Reset see below On Of ...

Page 35: ... mA Input Line monitor On LB On SC Zero point 4 000 mA Conversion factor 0 100 Linearization Off Smoothing 3 s Output Rel1 Min Max switching direction Min Trip 16 00 mA Hysteresis 2 000 mA Mode Passive Alarm freeze Off Delay 0 s Output Rel2 Min Max switching direction Min Trip 2 000 mA Hysteresis 2 000 mA Mode Active Alarm freeze Off Delay 0 s Output Iout Characteristics 4 mA 20 mA NE43 ...

Page 36: ...ansmitter Power Supply KF CRG2 Ex 1 D Editing Device Data Default Settings 34 Fault current Min Start value 0 000 mA End value 20 00 mA Inverted Normal Service Password Off Language ENG Menu Parameter Default setting Separate value ...

Page 37: ...70101417 2018 12 35 Universal Transmitter Power Supply KF CRG2 Ex 1 D Notes ...

Page 38: ...uchs com 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 PROCESS AUTOMATION PROTECTING YOUR PROCESS 70101417 DOCT 1496F 12 2018 ...

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