B&B Electronics MES1A, MES1B manual Modbus Basics

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USING PING	45
USING HELP	45
CHAPTER 6: MODBUS BASICS	47
MODBUS ASCII/RTU	47
MODBUS/TCP	48
HINTS AND TIPS	49
APPENDIX A: DEFAULT CONFIGURATION SETTINGS	51
APPENDIX B: PRODUCT SPECIFICATIONS	53
APPENDIX C: DIMENSIONAL DIAGRAMS	55
APPENDIX D: SERIAL CONNECTIONS	57
APPENDIX E: NETWORK CONNECTIONS	59

Manual Documentation Number: MES1A/MES1B-2106m

PN7138-rev001

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com

B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com

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Contents Models MES1A, MES1B Modbus TCP Modbus Ascii / RTU ConvertersManual Documentation Number MES1A/MES1B-2106m International Headquarters Page Manual Documentation Number MES1A/MES1B-2106m PN7138-rev001 Page Table of Contents Configuring the MES1A/B Modbus Basics Manual Documentation Number MES1A/MES1B-2106m Introduction About this ManualSupport About Your MES1A/B Converter Features Indicators, Switches and Connectors Package ChecklistPower LED Hardware OverviewReset Switch Link LEDActivity LED Ethernet Port Connector RS-422/485 Switch MES1B onlyDB-9M Serial Port Connector MES1A only RS-422/485 Connector MES1B onlyRS-485 Two-Wire Mode RS-422/485 Four-Wire ModePower Connector Connecting the HardwareMES1A Connections MES1B Connections Hardware Overview QuickStart Getting StartedDiscover the MES1A/B on the Network Using the Device Installer Software Installing the Device InstallerSystem Requirements Discovering Devices Starting the Device InstallerGetting Device Details Device Installer Main WindowPress Enter to go into Setup Mode Connecting to the MES1A/BTelnet Configuration Tab with Settings Getting Started Telnet Configuration Tab Configuring the MES1A/BUnit ID to IP Address Table Navigating the Configuration MenuReconfiguring to Factory Settings Saving Configuration SettingsTo Reconfigure the MES1A to Factory Settings To Reconfigure the MES1B, to Factory SettingsIP Address Network/IP SettingsDefault Gateway Auto-IPStatic IP Address Serial and Mode Settings Telnet Configuration PasswordNetmask Protocol Attached DeviceSerial Protocol Serial Interface MES1A Serial InterfaceMES1B Serial Interface Serial Parameters Modem/Configurable Pin SettingsAdvanced Modbus Protocol Settings Menu Advanced Modbus Protocol SettingsSlave Address / Unit ID Source For Auto…255 Use MB/TCP 00BH/00AH Exception Responses Allow Modbus Broadcasts= No = YesDisable Modbus/TCP Pipeline Character TimeoutMessage Timeout Serial TX Delay after RX Unit ID to IP Address Lookup Table SettingsSwap 4x/0H to Get 3x/1x Close Idle TCP Sockets AfterRedundant Entry Retries After Add, Delete, Exit Select FunctionModbus Address From/To Slave IP Address Using Other Device Installer Features Managing Device ListsCreating a New Device List Saving Device Lists Display Devices Using IconsOpening Device Lists Device List Display OptionsAdding a Device Manually Display the Hardware MAC AddressDisplay the Device Name Using Device Installer to Assign an IP Address Assigning an IP Address using Device InstallerUsing the Devices Details Tab Adding Info to the Device Details Tab Upgrading FirmwareSaving Setup Records Installing Pre-Saved Configuration FilesSave Setup Records Dialog Box Installing Setup RecordsLogging Search and Upgrade Data Options Window, Customization Tab Using Help Using PingUsing Other Device Installer Features Modbus ASCII/RTU Modbus BasicsModbus/TCP Hints and Tips Modbus Basics Swap 4x/0H to get 3x/1x Appendix a Default Configuration SettingsDefault Configuration Settings Manual CD-ROM disc Appendix B Product SpecificationsProduct Specifications Dimensional Diagram of the MES1A Appendix C Dimensional DiagramsDimensional Diagram of the MES1B DTE Appendix D Serial ConnectionsMES1B Terminal Block Pin-out for RS-485 Two-Wire Operation Appendix E Network Connections RJ-45 Pin Signal Wire ColorNetwork Connections Declaration of Conformity