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PLX51-DL-232

Technical Specifications

Data Logger

User Manual

ProSoft Technology, Inc.

Page 58 of 59

6.7 Modbus

Table 6.6 - Modbus specification

Specification

Rating

Supported Ports

Modbus RTU
Modbus TCP/IP

Functions Supported

Read Coils (Function Code 1)
Read Discrete Inputs (Function Code 2)
Read Holding Register (Function Code 3)
Read Input Register (Function Code 4)

Содержание PLX51-DL

Страница 1: ...PLX51 DL 232 Data Logger Data Storage Module June 22 2022 USER MANUAL...

Страница 2: ...ns specifications and dimensions may contain technical inaccuracies or typographical errors ProSoft Technology makes no warranty or representation as to its accuracy and assumes no liability for and r...

Страница 3: ...ProSoft Technology Inc Page 3 of 59 Agency Approvals and Certifications Please visit our website www prosoft technology com...

Страница 4: ...on Software 13 3 2 Network Parameters 14 3 2 1 DHCP Server Settings 14 3 2 2 Network Settings 16 3 3 Creating a New Project 18 3 4 Configuring the PLX51 DL 232 20 3 4 1 General Tab 20 3 4 2 Serial Tab...

Страница 5: ...45 5 2 7 Ethernet Clients Tab 46 5 2 8 TCP ARP Tab 47 5 3 DF1 Packet Capture 48 5 4 Modbus Packet Capture 50 5 5 Module Event Log 53 5 6 Web Server 54 6 Technical Specifications 55 6 1 Dimensions 55...

Страница 6: ...trucks drilling rigs or snow plows Once the equipment returns back to its base the historical data can be uploaded and transferred to a more permanent storage device The PLX51 DL 232 can also be conf...

Страница 7: ...ode Hold Figure 1 2 Memory Schematic The PLX51 DL 232 is configured using the ProSoft PLX50 Configuration Utility This program can be downloaded from www prosoft technology com free of charge The PLX5...

Страница 8: ...operation Table 1 2 Additional Information Resource Link PLX50 Configuration Utility Installation www prosoft technology com User Manual Datasheet Example Code UDTs www prosoft technology com Etherne...

Страница 9: ...nector positive negative and Earth The RS232 port uses a four way connector Tx Transmit Rx Receive Gnd Ground and Shield earth connection The Ethernet cable must be wired according to industry standar...

Страница 10: ...ngs DIP Switch Description DIP 1 Used to force the PLX51 DL 232 into Safe Mode When in Safe Mode the PLX51 DL 232 does not load the application firmware It waits for new firmware to be downloaded This...

Страница 11: ...DIN rail clip to mount onto a 35mm DIN rail Figure 2 3 DIN rail specification The DIN rail clip is mounted on the bottom of the PLX51 DL 232 Use a flat screw driver to pull the clip downward Once the...

Страница 12: ...ld of the RS232 port is internally connected to the power connector earth Thus when using a shield it is important to connect the Earth terminal on the power connector to a clean earth Failing to do t...

Страница 13: ...gy Inc Page 13 of 59 3 Setup 3 1 Install Configuration Software The PLX51 DL 232 is configured using the PLX50 Configuration Utility environment This software can be downloaded from www prosoft techno...

Страница 14: ...DL 232 with the required network parameters IP address subnet mask etc There are a number of DHCP utilities available However it is recommended to use the DHCP server in the PLX50 Configuration Utili...

Страница 15: ...ddress dialog box opens Figure 3 4 Assigning IP Address The required IP address can then be either entered or a recently used IP address can be selected by clicking on an item in the Recent list If th...

Страница 16: ...g to a DHCP mode after the power is cycled again In addition to the setting the IP address other network parameters can be set during the DHCP process These settings can be viewed and edited by clicki...

Страница 17: ...ntext menu including the Port Configuration option Figure 3 8 Selecting Port Configuration 4 All relevant Ethernet port configuration parameters can be modified using the Port Configuration dialog box...

Страница 18: ...t Before you configure the PLX51 DL 232 a new PLX50 Configuration Utility project must be created 1 Click on File New Figure 3 10 Creating a new project 2 A new project is created and displayed in the...

Страница 19: ...on Figure 3 12 Selecting a new PLX51 DL 232 5 The device appears in the Project Explorer tree and its configuration window is opened The device configuration window can also be opened by double clicki...

Страница 20: ...nfiguration window is opened by either double clicking on the PLX51 DL 232 icon in the tree or right clicking the PLX51 DL 232 icon and selecting Configuration Figure 3 14 General Configuration Data L...

Страница 21: ...ific parameters For Modbus RTU only the Baud Rate and Parity need be configured Table 3 2 Serial ModbusRTU and DF1 configuration parameters Parameter Description Baud Rate This configures the speed of...

Страница 22: ...Source ControlLogix and Compact Logix controllers DF1 Source For collecting data over DF1 Serial communications Modbus Source for ModbusRTU Serial and ModbusTCP Ethernet communications Once the data...

Страница 23: ...he Logix Source tab is used to configure tags from Rockwell Automation Logix controllers over EtherNet IP The PLX51 DL 232 can read tags from up to three separate controllers A Target Name must be pro...

Страница 24: ...omatically scans for all available EtherNet IP devices Figure 3 18 Target Browser Window 7 If the Ethernet IP module is a bridge module it can be expanded by right clicking on the PLX51 DL 232 icon an...

Страница 25: ...er associated with each controller Figure 3 20 Logix Tag configuration Important Tag names need to match in order for the PLX51 DL 232 to correctly identify the tag Full tag names are needed for tags...

Страница 26: ...o display the DELETE option Figure 3 22 Deleting Tags 3 5 3 DF1 Source A maximum of three DF1 Sources can be configured The configuration of each source requires a Device Name used as a reference for...

Страница 27: ...TCP IP only and a Node Address Fig 3 24 Modbus Source Configuration 3 6 Module Download Once the configuration is complete it must be downloaded to the PLX51 DL 232 Before downloading the connection...

Страница 28: ...an be entered manually or selected by means of the Target Browser Figure 3 26 Connection Path 3 To initiate the download right click on the PLX51 DL 232 icon and select Download Figure 3 27 Connection...

Страница 29: ...greater than 30 seconds you will be prompted to set the PLX51 DL 232 time to that of the PC time Figure 3 29 Setting module time 6 The PLX51 DL 232 time is used only for the event log Within the PLX50...

Страница 30: ...hernet module 1 Right click on the Ethernet Bridge in RSLogix 5000 and select New Module Then select ETHERNET MODULE and click Ok Figure 4 1 Add a Generic Ethernet Module in RSLogix 5000 2 Enter the I...

Страница 31: ...which the input and output assemblies are exchanged The recommended value is 500 ms Refer to the technical specification section in this document for further details on the limits of the RPI Importan...

Страница 32: ...he User Defined sub folder in the Data Types folder and selecting Import Data Type The assemblies are then assigned to the UDTs with a ladder copy instruction COP Figure 4 4 RSLogix 5000 I O module tr...

Страница 33: ...ology Inc Page 33 of 59 2 Select the proper L5X file Figure 4 6 Selecting partial import file The import creates the following The required UDTs user defined data types Controller tags representing th...

Страница 34: ...d to change the routine to map to the correct PLX51 DL 232 instance name Make sure that the mapping routine is called by the Program s Main Routine Figure 4 7 Imported RSLogix 5000 objects Refer to th...

Страница 35: ...the PLX51 DL 232 that was configured under the General Configuration tab in the PLX50 Configuration Utility Status Running BOOL Set if the PLX51 DL 232 has a valid configuration and is reading tags St...

Страница 36: ...ption DataSource ModbusRTU BOOL Set if the data source is set to Modbus RTU DataSource ModbusTCP BOOL Set if the data source is set to Modbus TCP IP DataSourceReadCount DINT The number of tag reads fr...

Страница 37: ...X51 DL 232 has booted and is running correctly If the LED is red then the PLX51 DL 232 is not operating correctly For example if the PLX51 DL 232 application firmware has been corrupted or there is a...

Страница 38: ...status in the PLX50 Configuration Utility the PLX51 DL 232 must be online If the PLX51 DL 232 is not Online following a recent configuration download right click on the PLX51 DL 232 icon and select th...

Страница 39: ...232 Diagnostics Data Logger User Manual ProSoft Technology Inc Page 39 of 59 4 The Status window contains multiple tabs to display the current status of the PLX51 DL 232 Figure 5 4 Status monitoring...

Страница 40: ...t In this state the event index has rolled over at least once Inhibited The module has stopped reading and logging data because the user has inhibited it from Logix Stopped The module has stopped logg...

Страница 41: ...eads The number of tag reads from the configured data source Log Index The current record index being written to Unload Index The upload record index Managed by the Unload Service Table 5 4 Logix stat...

Страница 42: ...igure 5 6 Tag Status Table 5 5 Tag Status Statistic Description TagID Configured Tag ID for the specific Tag Register File Device The configured source device where the tag is extracted Tagname The Ta...

Страница 43: ...ime stamp and value Figure 5 7 Recent Records Table 5 6 Recent Records Statistic Description Index Logged data index Date Time The time stamp when the data was logged Tag ID Configured Tag ID for the...

Страница 44: ...csv file format Options to reset the log indices and erasing the cache are also available Figure 5 8 Record Management Table 5 7 Record Management Parameter Description Upload All Records to CSV Uplo...

Страница 45: ...nection has timed out Class 1 Forward Open Count Number of Class 1 Connection establish attempts Class 1 Forward Close Count Number of Class 1 Connection close attempts Class 1 Connection Count Number...

Страница 46: ...onnection Counts Table 5 9 CIP Statistics Statistic Description ARP Clients Number of active clients in the ARP table TCP Clients Number of active connections in the TCP client table EtherNet IP Clien...

Страница 47: ...Remote Port number and Local Port number Figure 5 11 TCP and ARP Table Entries Table 5 11 ARP Table Statistic Description MAC Address MAC address of the client in the ARP Table IP Address IP address...

Страница 48: ...1 DL 232 double click on the DF1 Packet Capture selection in the Project Explorer tree Figure 5 12 Selecting DF1 Packet Capture 2 The DF1 Packet Capture window opens and automatically starts capturing...

Страница 49: ...The status of the packet Received packets are checked for valid DF1 constructs and valid checksums Dirn The direction of the packet either transmitted Tx or received Rx Src DF1 node address of the mes...

Страница 50: ...Capture Viewer option in the Tools menu Figure 5 15 Selecting the DF1 Packet Capture Viewer 5 4 Modbus Packet Capture The PLX51 DL 232 provides the capability to capture the Modbus traffic for analys...

Страница 51: ...9 2 The Modbus Packet Capture window opens and automatically starts capturing all Modbus packets Figure 5 17 Modbus packet capture 3 To display the captured Modbus packets the capture process must fir...

Страница 52: ...for valid Modbus constructs and valid checksums Dirn The direction of the packet either transmitted Tx or received Rx Node Modbus node address of the message destination Description A brief descriptio...

Страница 53: ...select the Event Viewer option in the Project Explorer tree Figure 5 20 Selecting the PLX51 DL 232 Event Log 6 The Event Log window opens and automatically reads all the events from the PLX51 DL 232 7...

Страница 54: ...ou to view various diagnostics of the PLX51 DL 232 without the PLX50 Configuration Utility or RSLogix 5000 This includes Ethernet parameters system event log advanced diagnostics and application diagn...

Страница 55: ...Manual ProSoft Technology Inc Page 55 of 59 6 Technical Specifications 6 1 Dimensions Below are the PLX51 DL 232 enclosure and DIN rail dimensions All dimensions are in millimeters Figure 6 1 Module E...

Страница 56: ...NEMA UL Open Type Temperature 20 to 70 C Earth connection Yes terminal based Emissions IEC61000 6 4 ESD Immunity EN 61000 4 2 Radiated RF Immunity IEC 61000 4 3 EFT B Immunity EFT IEC 61000 4 4 Surge...

Страница 57: ...a Types Supported BOOL SINT INT DINT or REAL Cached Records Non Volatile Yes Log triggers supported Yes Data Sources Logix Tags DF1 Files Modbus RTU and TCP IP registers 6 5 Serial Port Table 6 4 Seri...

Страница 58: ...Inc Page 58 of 59 6 7 Modbus Table 6 6 Modbus specification Specification Rating Supported Ports Modbus RTU Modbus TCP IP Functions Supported Read Coils Function Code 1 Read Discrete Inputs Function...

Страница 59: ...rica 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...

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