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PLX51-HART-4I / PLX51-HART-4O 

♦

 HART Input/Output 

Operation 

Multidrop Field Devices  

User Manual 

ProSoft Technology, Inc. 

Page 50 of 127 

Parameter 

Datatype 

Description 

Chx_HARTStatus.AccessRestricted  

BOOL 

Access Restricted. 

Chx_HARTStatus.DeviceBusy 

BOOL 

Device Busy. 

Chx_HARTStatus.CommandNotImplemented 

BOOL 

Command not supported. 

Chx_HARTStatus.DeviceMalfunction 

BOOL 

Device Malfunction. 

Chx_HARTStatus.ConfigurationChanged 

BOOL 

Configuration changed. 

Chx_HARTStatus.Coldstart 

BOOL 

Field device power failure or 

device reset. 

Chx_HARTStatus.MoreStatusAvailable 

BOOL 

Additional status information is 

available. 

Chx_HARTStatus.LoopCurrentFixed 

BOOL 

Loop Current is set at a fixed 

value and is not responding to 

process variations 

Chx_HARTStatus.LoopCurrentSaturated 

BOOL 

Loop Current has reached its 

upper or lower limit. 

Chx_HARTStatus.NonPrimaryVariableOutOFLimits 

BOOL 

A non-PV variable is beyond its 

operating limits. 

Chx_HARTStatus.PrimaryVariableOutOfLimites 

BOOL 

The PV is beyond its operating 

limits. 

Chx_RawCurrent 

REAL 

Raw analog current in mA. 

Chx_ScaledValue  

REAL 

Scaled and filtered PV in 

engineering units. 

Chx_DigitialCurrent 

REAL 

The field device’s target current.   

Chx_PV 

REAL 

Primary Variable in engineering 

units. 

Chx_SV 

REAL 

Secondary Variable in engineering 

units. 

Chx_TV 

REAL 

Third Variable in engineering 

units. 

Chx_FV 

REAL 

Fourth Variable in engineering 

units. 

Chx_PVUnitCode 

SINT 

Primary Variable engineering units 

code. 

Chx_SVUnitCode 

SINT 

Secondary Variable engineering 

units code. 

Chx_TVUnitCode 

SINT 

Third Variable engineering units 

code. 

Chx_FVUnitCode 

SINT 

Fourth Variable engineering units 

code. 

Chx_Diagnostics.DeviceSpecificStatus0_0 - 5 

SINTs 

Additional device specific status 

information. Refer to the specific 

field device documentation. 

Chx_ Diagnostics.OperationalModes_0 - 1 

SINTs 

Operation mode of the field 

device. 

Chx_ Diagnostics.StandardizedStatus0 

SINT 

Standardized Status byte 0 

Chx_ Diagnostics.StandardizedStatus1 

SINT 

Standardized Status byte 1 

Chx_ Diagnostics.AnalogChannelSaturated 

SINT 

 

Chx_ Diagnostics.StandardizedStatus2 

SINT 

Standardized Status byte 2 

Chx_ Diagnostics.StandardizedStatus3 

SINT 

Standardized Status byte 3 

Chx_ Diagnostics.AnalogChannelFixed 

SINT 

 

Chx_ Diagnostics.DeviceSpecificStatus1_0 - 10 

SINTs 

Additional device specific status 

information. Refer to the specific 

field device documentation. 

Summary of Contents for PLX51-HART-4I

Page 1: ...PLX51 HART 4I PLX51 HART 4O HART Input Output Multidrop Field Devices July 6 2022 USER MANUAL...

Page 2: ...y contain technical inaccuracies or typographical errors ProSoft Technology makes no warranty or representation as to its accuracy and assumes no liability for and reserves the right to correct such i...

Page 3: ...ort 18 3 Setup 19 3 1 Install Configuration Software 19 3 2 Network Parameters 19 3 3 Creating a New Project 24 3 4 Module Parameters 26 3 5 Advanced Mapping 30 3 5 1 Diagnostics 31 3 5 2 Multidrop 33...

Page 4: ...tistics 99 5 2 4 Security Statistics 101 5 2 5 Modbus 102 5 2 6 PCCC 103 5 3 Channel Status 105 5 4 Device List 113 5 5 MultiDrop 114 5 6 Calibration 114 5 6 1 PLX51 HART 4I Calibration 115 5 6 2 PLX5...

Page 5: ...P Modbus TCP IP DNP3 TCP UDP or PCCC AB ETH protocols This includes 4 to 20 mA input and output devices with or without HART communications as well as 0 to 20 mA devices without HART The PLX51 HART 4x...

Page 6: ...extraction and updating of multidrop HART devices which can be accessed via Modbus TCP IP FTView using CIP parameter objects or PCCC When using an EtherNet IP source the user can select either the new...

Page 7: ...n example of the typical architecture for a PLX51 HART 4I interfacing to an EtherNet IP device e g Allen Bradley Logix Controller Figure 1 2 PLX51 HART 4I EtherNet IP typical architecture The figure b...

Page 8: ...ure below provides an example of the typical architecture for a PLX51 HART 4I interfacing to a DNP3 Master SCADA Figure 1 4 PLX51 HART 4I DNP3 typical architecture The figure below provides an example...

Page 9: ...of 127 The figure below provides an example of the typical architecture for a PLX51 HART 4I with multidrop HART devices Figure 1 6 PLX51 HART 4I multidrop architecture 1 4 Additional Information The...

Page 10: ...n guide cde205_220_420_hig Connectors html 1 5 References Table 1 2 References Resource Link HART Communication Foundation http en hartcomm org DNP3 http www dnp org CIP Routing The CIP Networks Libra...

Page 11: ...r The power port uses a three way connector for the DC power supply and the earth connection The Ethernet cable must be wired according to industry standards See the additional information section of...

Page 12: ...DIP Switch 3 This DIP Switch is used to lock the configuration from being overwritten by the PLX50 Configuration Utility When set the PLX50 Configuration Utility will not be able to download to the m...

Page 13: ...d earth The module requires an input voltage of 10 28Vdc Refer to the technical specifications section in this document Figure 2 5 Power connector 2 4 Analog HART Single Device The Analog HART channel...

Page 14: ...urrent directly and therefore can also be connected directly to the field device signal terminals The input and output channels provide internal current limiting and electronic fuse protection Figure...

Page 15: ...ology Inc Page 15 of 127 The PLX51 HART 4I module supports 2 wire loop powered and 4 wire devices in various configurations as illustrated below Figure 2 10 Channel Connection 2 wire Module Powered Fi...

Page 16: ...mA The above table should be considered as a maximum count lower counts may be applicable for some field devices 2 5 1 Series Configuration The series connection method has the advantage of the 4 20 m...

Page 17: ...devices in parallel is more common although it has the disadvantage that the 4 20 mA cannot be controlled by any device Here all of the field devices remain at 4 mA and all share a common supply volta...

Page 18: ...igurations Figure 2 17 PLX51 HART 4I Multidrop Wiring Parallel Module Powered Figure 2 18 PLX51 HART 4I Multidrop Wiring Parallel Externally Powered Figure 2 19 PLX51 HART 4O Multidrop Wiring Parallel...

Page 19: ...3 2 Network Parameters The module will have DHCP Dynamic Host Configuration Protocol enabled as factory default Thus a DHCP server must be used to provide the module with the required network paramet...

Page 20: ...DHCP server will listen on all available network adapters for DHCP requests and display their corresponding MAC addresses Figure 3 3 DHCP Server NOTE If the DHCP requests are not displayed in the DHC...

Page 21: ...ssign the IP address to the module and then read the Identity object Product name from the device The successful assignment of the IP address by the device is indicated by the green background of the...

Page 22: ...using the Ethernet Port Configuration via the Target Browser The Target Browser can be accessed under the Tools menu Figure 3 6 Selecting the Target Browser The Target Browser automatically scans the...

Page 23: ...ser Manual ProSoft Technology Inc Page 23 of 127 All the relevant Ethernet port configuration parameters can be modified using the Port Configuration window Figure 3 9 Port Configuration Alternatively...

Page 24: ...module a new PLX50 Configuration Utility project must be created Under the File menu select New Figure 3 10 Creating a new project A PLX50 Configuration Utility project will be created showing the Pr...

Page 25: ...entical Figure 3 12 Selecting a new module The device will appear in the Project Explorer tree as shown below and its configuration window opened The device configuration window can be reopened by eit...

Page 26: ...rs When downloading this configuration into the module it will be saved in non volatile memory that persists when the module is powered down Important When a firmware upgrade is performed the module w...

Page 27: ...ell Automation Logix family of controllers Modbus TCP IP When selected the device will respond as a Modbus TCP IP server DNP3 TCP When selected the device will respond as a DNP3 Outstation using a TCP...

Page 28: ...lower milliamp value to be used for the scaling to engineering units EU Max The upper engineering value to be used for the scaling to engineering units The scaled engineering value will equal this val...

Page 29: ...r can fix the address which the HART module will use to communicate with the attached field device When this is not enable the HART module will search for the device from node address 0 to 63 Note Thi...

Page 30: ...lliseconds since the last packet has been received from the source before the communication is deemed to have been lost 3 5 Advanced Mapping The module supports multidrop functionality on each channel...

Page 31: ...tidrop section for more details Applicable only for Multi Drop Action Address This is the short node address of the HART device on the multidrop channel The addresses can be found by using the Scan fu...

Page 32: ...ength This is the length of the data that must be sent with the command Result Offset The byte offset in the response where the required parameter starts Data Type The Logix tag data type required to...

Page 33: ...bus TCP IP or PCCC interface protocol only Multidrop action is supported see below The data from each multidrop HART device will be placed at specific Modbus Registers or SLC File numbers based on the...

Page 34: ...ed as one of the multidrop devices EtherNet IP The required HART command will need to be entered into the builder window as shown below Figure 3 20 Custom HART Command Builder Mapping for EtherNet IP...

Page 35: ...odbus Parameter Description Trigger Offset The Trigger Offset parameter is the Modbus HR offset in the Modbus HR range for the specific HART channel for the trigger of the HART custom message For exam...

Page 36: ...is the length of the HART data to be sent in bytes NOTE A value of zero will result in no additional HART data being sent with the HART command Reply Offset The reply offset parameter is the location...

Page 37: ...e and called the session keys and these keys may be updated frequently To exchange the session keys between two DNP3 devices the update key refer to the Secure Authentication section for further detai...

Page 38: ...PLX51 HART 4I PLX51 HART 4O HART Input Output Setup Multidrop Field Devices User Manual ProSoft Technology Inc Page 38 of 127 Figure 3 23 DNP3 security configuration...

Page 39: ...eter must be used see below This will ensure that the specified address is used as the main Should this not be specified then the PLX51 HART 4x will scan the specific HART channel and use the first HA...

Page 40: ...elow Figure 3 26 Set Field Device Node Address Figure 3 27 Set Field Device Node Address The user will also need to ensure that each field device on the drop has its loop current mode set to Multidrop...

Page 41: ...f the module should be set This path will automatically default to the IP address of the module as set in the module configuration It can however be modified if the module is not on a local network Th...

Page 42: ...the Download option Figure 3 31 Selecting Download Once complete the user will be notified that the download was successful Figure 3 32 Successful download Within the PLX50 Configuration Utility envi...

Page 43: ...t clicking on the Ethernet Bridge in the RSLogix 5000 and selecting New Module after which the ETHERNET MODULE is selected to be added as shown in the figure below Note See the next section for import...

Page 44: ...bly Instance Size Input 113 119 32 bit Output 116 1 32 bit Configuration 102 0 8 bit Figure 3 35 RSLogix 5000 General module properties for PLX51 HART 4I module The required connection parameters for...

Page 45: ...es are exchanged The recommended value is 200 ms Refer to the technical specification section in this document for further details on the limits of the RPI Figure 3 37 Connection module properties in...

Page 46: ...file can be imported by right clicking on an empty rung in the MainRoutine and selecting the Import Rungs option Figure 3 39 RSLogix 5000 Importing module specific routine and UDTs Figure 3 40 Selecti...

Page 47: ...to change the routine to map to the correct module instance name and make sure that the mapping routine is called by the Program s Main Routine Figure 3 41 Imported RSLogix 5000 objects Refer to the...

Page 48: ...e general module configuration in the PLX50 Configuration Utility Temperature REAL The internal temperature of the module in C Module Status DINT Bit 0 Configuration Valid Bit 1 Channel 0 Enabled Bit...

Page 49: ...error detected by field device Chx_HARTStatus OverrunError BOOL Field device buffer overrun Chx_HARTStatus FramingError BOOL HART Framing error detected by field device Chx_HARTStatus ChecksumError B...

Page 50: ...d and filtered PV in engineering units Chx_DigitialCurrent REAL The field device s target current Chx_PV REAL Primary Variable in engineering units Chx_SV REAL Secondary Variable in engineering units...

Page 51: ...L Analog output value in engineering units for Channel 1 Ch2_Data REAL Analog output value in engineering units for Channel 2 Ch3_Data REAL Analog output value in engineering units for Channel 3 4 1 3...

Page 52: ...RT Message Request Structure HART Command Request Byte Offset Data Type Description 0 INT Request Length 2 SINT Start Character 0x82 for Long Address 3 SINT Long Address 0 0x80 Manufacturer ID 4 SINT...

Page 53: ...t Output Operation Multidrop Field Devices User Manual ProSoft Technology Inc Page 53 of 127 HART Command Status Encoding The Status code returned in the HART relay command are as follows Examine the...

Page 54: ...ted Second Byte Device Status Bit Description 0 PV out of limits 1 Variable non PV out of limits 2 Analog output saturated 3 Output current fixed 4 Undefined 5 Cold Start 6 Configuration Changed Table...

Page 55: ...PLX51 HART 4O HART Input Output Operation Multidrop Field Devices User Manual ProSoft Technology Inc Page 55 of 127 Figure 4 3 Relay HART Message Example Configuration Figure 4 4 Relay HART Command Ex...

Page 56: ...Technology Inc Page 56 of 127 Figure 4 5 Relay HART Command Example Response Note The HART Long Address for a device is comprised of the Manufacturer ID Device Type Code and Device ID These values are...

Page 57: ...ag structure or the legacy MVI56Legacy tag structure The user will need to use either of the provided MultiDrop UDTs for each tag used for each HART multidrop device as shown below Figure 4 6 Multidro...

Page 58: ...t byte of the field device HART response status See the HART section at the end of this document for details regarding the HART status LastSecond_StatusByte SINT The second byte of the field device HA...

Page 59: ...s code FVUnits SINT Fourth Variable engineering units code Tagname STRING8 Tag name of the field device Descriptor STRING16 Descriptor of the field device TagDescriptorDate STRING8 Date of the field d...

Page 60: ...of this document for details regarding the HART status Last_Second_Status_Byte SINT The second byte of the field device HART response status See the HART section at the end of this document for detail...

Page 61: ...larm Selection Code PV_Transfer SINT PV Transfer Function Code PV_URLLRV_Units SINT PV Upper and Lower Range Values Units Code Write_Protection_Code SINT Write Protection Code Private_Label_Code SINT...

Page 62: ...age Type CIP Generic Service Type Set Single Attribute Service Code 10 Hex Set Single Attribute Class 40F Hex Instance Channel value 1 1 for Channel 0 2 for Channel 1 3 for Channel 2 4 for Channel 3 A...

Page 63: ...riable CIP Parameters Parameter Value Description Message Type CIP Generic Service Type Get Single Attribute Service Code 0E Hex Get Single Attribute Class 40F Hex Instance Channel value 1 1 for Chann...

Page 64: ...erface a Logix tag will need to be selected with the correct Logix UDT type ProsoftHART4CustomCommand See the PLX51 HART Logix example code for the UDT Figure 4 9 Custom HART command selected Logix Ta...

Page 65: ...n the UDT to indicate the status of the transaction 0 Success 1 Response Timeout 2 HART device offline 3 No Multidrop Device configured ReqDataLen This parameter indicate the number of bytes to be sen...

Page 66: ...Messages 1 4 Error Messages Sent 1 5 Error Messages Received 1 6 Checksum Error 1 7 HART Tx Count 1 20 30 40 50 HART Rx Count 1 21 31 41 51 Communication Errors 1 22 32 42 52 Command Errors 1 23 33 4...

Page 67: ...Manufacturer ID 1 100 200 300 400 Manufacturer Device Type Code 1 101 201 301 401 Number of Preambles Required 1 102 202 302 402 Universal Command Rev 1 103 203 303 403 Specific Command Rev 1 104 204...

Page 68: ...ration Utility the user can write the Update Key into the module using the Key tab in the Online Status window The key entered must match the Key Wrap Algorithm selected Thus if AES 128 Key Wrap was s...

Page 69: ...4 Channel 3 Enabled Bit 5 Channel 0 HART Enabled Bit 6 Channel 1 HART Enabled Bit 7 Channel 2 HART Enabled Bit 8 Channel 3 HART Enabled 2 INT 0 Channel 0 Live List When using Multidrop functionality...

Page 70: ...onfiguration in the Advanced Mapping section Example If bit 3 is set then Multidrop device at MD 3 is online for the specific channel 2 INT 8 Modbus Statistics Rx Packet Count 4 DINT 20 Tx Packet Coun...

Page 71: ...50 HART channel command Note These are Write Only Registers HART communication inhibit When set to 1 the HART communication on the specific channel will be inhibited 2 INT 820 870 920 970 Register Typ...

Page 72: ...HARTCommsFault HART communication failure Bit 7 RelayMessagesInhibited Relay HART messages inhibited set in configuration This prevents DTM and other class 2 communications 1 BYTE 400 500 600 700 Res...

Page 73: ...at the device is online 2 INT 1000 2000 3000 4000 Manufacturer ID 1 BYTE 1001 2001 3001 4001 Mfg Device Type Code 1 BYTE Number of Preambles Required 1 BYTE 1002 2002 3002 4002 Universal Command Rev 1...

Page 74: ...1107 2107 3107 4107 Max Number of Device Vars 1 BYTE Config Change Count 2 INT 1108 2108 3108 4108 Extended Device Status 1 BYTE 1109 2109 3109 4109 Pad Byte 1 BYTE Sensor Serial Number 3 BYTE 3 1110...

Page 75: ...When set this bit will indicate that the device is online 2 INT 1300 2300 3300 4300 Manufacturer ID 1 BYTE 1301 2301 3301 4301 Mfg Device Type Code 1 BYTE Number of Preambles Required 1 BYTE 1302 2302...

Page 76: ...ount 2 INT 1408 2408 3408 4408 Extended Device Status 1 BYTE 1409 2409 3409 4409 Pad Byte 1 BYTE Sensor Serial Number 3 BYTE 3 1410 2410 3410 4410 Units Code for Sensor 1 BYTE Sensor Upper Limit 4 REA...

Page 77: ...e 2 INT 1600 2600 3600 4600 Manufacturer ID 1 BYTE 1601 2601 3601 4601 Mfg Device Type Code 1 BYTE Number of Preambles Required 1 BYTE 1602 2602 3602 4602 Universal Command Rev 1 BYTE Device Specific...

Page 78: ...code 1 SINT TV units code 1 SINT 1109 2109 3109 4109 FV units code 1 SINT Multidrop Device Index MD 2 PV 4 REAL 1200 2200 3200 4200 SV 4 REAL 1202 2202 3202 4202 TV 4 REAL 1204 2204 3204 4204 FV 4 RE...

Page 79: ...L 1504 2504 3504 4504 FV 4 REAL 1506 2506 3506 4506 PV units code 1 SINT 1508 2508 3508 4508 SV units code 1 SINT TV units code 1 SINT 1509 2509 3509 4509 FV units code 1 SINT Multidrop Device Index M...

Page 80: ...5500 HR 5749 3 HR 5750 HR 5999 Each Custom HART command requires four mapping parameters in addition to the HART command Table 4 17 Custom HART command build parameters Modbus Parameter Description Tr...

Page 81: ...nnel 1 offset HR 40 See the Custom HART message operation section for details regarding the format of the reply data The reply data format written to the Reply Offset Modbus Holding Register location...

Page 82: ...1 Current Underrange reserved Bit 2 Current Overrange reserved Bit 3 Loop Shorted reserved Bit 4 Calibration Busy Bit 5 Calibration Failed Bit 6 HART Comms Fault Bit 7 Relay Message Inhibit N10 0 N11...

Page 83: ...will need to write to the Scaled Value to update the analog signal being sent to the output HART device 4 5 1 Multidrop When multidrop is being used for HART devices the data from each device will au...

Page 84: ...turer ID N10 25 N11 25 N12 25 N13 25 Device ID N10 26 N11 26 N12 26 N13 26 PV Unit N10 27 N11 27 N12 27 N13 27 SV Unit N10 28 N11 28 N12 28 N13 28 TV Unit N10 29 N11 29 N12 29 N13 29 FV Unit N10 30 N1...

Page 85: ...53 Device ID N10 54 N11 54 N12 54 N13 54 PV Unit N10 55 N11 55 N12 55 N13 55 SV Unit N10 56 N11 56 N12 56 N13 56 TV Unit N10 57 N11 57 N12 57 N13 57 FV Unit N10 58 N11 58 N12 58 N13 58 Floats Multidr...

Page 86: ...27 TV Value F20 28 F21 28 F22 28 F23 28 FV Value F20 29 F21 29 F22 29 F23 29 Multidrop Device Index MD 5 PV Value F20 30 F21 30 F22 30 F23 30 SV Value F20 31 F21 31 F22 31 F23 31 TV Value F20 32 F21 3...

Page 87: ...egister EDS File Before FTView can access the HART data from the module the module s EDS file must be registered on that system There are multiple ways to achieve this One of which is to right click o...

Page 88: ...RSLinx Enterprise server has been added To add the RSLinx Enterprise communication server right click on the project server in the project tree and select the Add New Server option and then the Rockwe...

Page 89: ...pen Communication Setup The Communication Setup window allows the user to associate a Device Shortcut to the physical module This can be achieved by the following steps 1 Under Device Shortcuts select...

Page 90: ...ion to continue and accept the changes Figure 4 21 Confirm RSLinx Enterprise shortcut 4 6 3 Displaying Process Variables A Numeric Display can now be added to a FTView display to show a HART module pa...

Page 91: ...hanges have been to the communication setup Right click on the Folders tree on the left and select the Refresh All Folders option Figure 4 23 Tag Browser Refreshing All Folders Once refreshed all the...

Page 92: ...as in this example it may be beneficial to set the format to Floating Point and select a suitable number of Decimal Places Figure 4 25 Configure Numeric Display The Numeric Display can be tested by u...

Page 93: ...p Field Devices User Manual ProSoft Technology Inc Page 93 of 127 5 Diagnostics 5 1 LEDs The module provides six LEDs for diagnostics purposes as shown in the front view figure below A description of...

Page 94: ...established to the field device Otherwise the LED will be red The LED will flash green each time a HART response was received from the connected field device If there was a HART communication error e...

Page 95: ...5 3 Selecting online Status The Status monitoring window can be opened by either double clicking on the Status item in the Project Explorer tree or by right clicking on the module and selecting Status...

Page 96: ...e module s unique Ethernet MAC address Temperature The internal temperature of the module Processor Scan The amount of time microseconds taken by the module s processor in the last scan Ethernet Cable...

Page 97: ...atistics Statistic Description Current Class 3 Connections The number of current open class 3 connections Connection Failures The number of failed attempts at establishing a class 3 connection with a...

Page 98: ...ual ProSoft Technology Inc Page 98 of 127 ENIP Failures This count increases when the ENIP Retry Limit is reached and no response has been received from the Logix Controller Tag Access General Errors...

Page 99: ...the module Error Messages Tx The number of error DNP3 packets sent by the module Error Messages Rx The number of error DNP3 packets received by the module Checksum errors The number of corrupted DNP3...

Page 100: ...e found in a single request DNP3 Message Queue Full The Hart 4 module has received too many simultaneous messages to process Node Mismatch The received message node number did not match the Hart 4 mod...

Page 101: ...nged Authentication Failures The other device has provided invalid authentication information such as an incorrect MAC Authorization Failures Increases when a user is not authorized to perform a reque...

Page 102: ...Input Output Diagnostics Multidrop Field Devices User Manual ProSoft Technology Inc Page 102 of 127 5 2 5 Modbus The Modbus Statistics will be displayed if the Modbus TCP IP protocol has been configu...

Page 103: ...Data Alignment Errors The Modbus request and associated mapped item is not byte aligned with the destination Illegal Function The number of times the Modbus device responded with an Illegal Function e...

Page 104: ...PLX51 HART 4I PLX51 HART 4O HART Input Output Diagnostics Multidrop Field Devices User Manual ProSoft Technology Inc Page 104 of 127 Figure 5 10 PCCC Statistics...

Page 105: ...Client Not Found The number of requests rejected due to no matching connection Client Max Reached The number of connection request rejections due to maximum connection count reached File Not Found Th...

Page 106: ...ice 16 characters Manufacturer The field device manufacturer Device Type The device type code assigned by the manufacturer PV and Units The primary variable displayed in engineering units with the eng...

Page 107: ...Limit The upper limit of the sensor in the aforementioned engineering units Sensor Lower Limit The lower limit of the sensor in the aforementioned engineering units Preambles Required The minimum numb...

Page 108: ...gged if the field device received a message with a parity error Overrun Error Flagged if the field device receive buffer is overrun Framing Error Flagged if the field device receives a message with an...

Page 109: ...represented by the 20 mA analog signal Note The LRV URV and Range Units are updated together Range Units The engineering units in which the LRV and URV values are specified Note The LRV URV and Range...

Page 110: ...e Parameters The Advanced Status tab displays the advanced and device specific status information of the field device Due to the manufacturer specific encoding of these parameters consult the field de...

Page 111: ...perienced Relay Message Tx Count The number of HART packets sent via relay Class 2 messages DTMs etc Relay Message Rx Count The number of HART packets received for relay Class 2 messages DTMs etc Adva...

Page 112: ...4 20 mA Filtered Scaled Value Digital Current Primary Variable PV Secondary Variable SV Third Variable TV Fourth Variable FV Figure 5 20 Channel Status Trend Once the source or sample rate has been mo...

Page 113: ...n the user is using multiple devices on a single channel then more than one device will be displayed in this list Important When multiple devices are used on a single channel then the user must ensure...

Page 114: ...rocess variables for each multidrop HART device Figure 5 23 Channel Status MultiDrop 5 6 Calibration The Calibration tab in the Channel status monitoring form can be used to display and modify the cal...

Page 115: ...0 mA 5 Enter the exact milliamp value read from an external meter into the High Value Actual numeric inputs 6 Press the High Value 20 mA Capture button to capture the current un calibrated value into...

Page 116: ...ox 6 The new Span and Offset calibration settings will be automatically calculated See figure below 7 Press Accept to write these new calibration figures to the module 8 The Calibration Type will then...

Page 117: ...PLX50 Configuration Utility select the Event Viewer option in the Project Explorer tree Figure 5 27 Selecting the module Event Log The Event Log window will open and automatically read all the events...

Page 118: ...s a web server allowing a user without the PLX50 Configuration Utility or RSLogix 5000 to view various diagnostics of the module This includes Ethernet parameters system event log advanced diagnostics...

Page 119: ...sist you and the support team to diagnose any possible issues To invoke the capture of the module right click on the module when online in PLX50CU and select the HART Packet Capture item Figure 5 30 S...

Page 120: ...nstructs and valid checksums Ch The HART channel where the packet was captured Dirn The direction of the packet either transmitted Tx or received Rx Addr The HART slave device short address Cmd The HA...

Page 121: ...DT DTM Technology The module supports FDT DTM technology allowing the user to configure any field device using its DTM Device Type Manager in any standard FDT Frame Field Device Tool To use a field de...

Page 122: ...ignal using Frequency Shift Keying FSK As the name implies FSK changes the frequency of the carrier to represent the binary data 0 or 1 A frequency of 1200 Hz represents a logical 1 and a frequency of...

Page 123: ...itter specific error 7 In write protect mode 8 15 Command specific error 16 Access restricted 32 Device is busy 64 Command not implemented Second Byte Device Status Bit Description 0 PV out of limits...

Page 124: ...Multidrop Field Devices User Manual ProSoft Technology Inc Page 124 of 127 8 Technical Specifications 8 1 Dimensions Below are the enclosure dimensions as well as the required DIN rail dimensions All...

Page 125: ...ay terminal Conductors 24 18 AWG Enclosure rating IP20 NEMA UL Open Type Temperature 20 70 C Earth connection Yes terminal based Emissions IEC61000 6 4 ESD Immunity EN 61000 4 2 Radiated RF Immunity I...

Page 126: ...of 127 8 5 Analog Output Channel PLX51 HART 4O Table 8 4 Analog Output channel specification Specification Rating Number of channels 4 DAC resolution 16 bit Drive 50 1170 Resistive 50 mH Inductive Acc...

Page 127: ...Corporate Location Europe Middle East Africa Regional Office Phone 1 661 716 5100 info prosoft technology com Languages spoken English Spanish REGIONAL TECH SUPPORT support prosoft technology com Pho...

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