User ManualTable of Contents1. Overview of The DeviceNet Module191.2 Network Configuration of DeviceNet211.2.1 The Network Configuration211.2.2 Trunk Line/Drop Line and Maximum Cable Length221.2.3 The Terminal Resistor241.3 Conformity Specification and Trademarks251.4 The Basic Functions261.4.1 The Polling Instruction/Response Mode261.4.2 The Bit Strobe Instruction/Response Mode271.4.3 Synchronization/Asynchronous Mode and Data Update Cycle281.5 The DN211 Specification301.5.1 The Function Specification301.5.2 Number of Mounting Modules312. Names and Functions of DN211 Parts332.1 Outer Dimensions and Sizes332.2 Names of DN211 Parts342.3 Functions of DN211 Parts363. Preparation for Operation (hardware)383.1 DN211 Setting Flowchart (hardware)383.2 Switch Setting393.2.1 DIP Switch for Setting the Operation Mode/Communication Rate393.2.2 Rotary Switch for Node Address Setting413.3 Mounting in the Base Unit423.4 Connection with the Network433.4.1 Connecting DeviceNet Cables to Network Side Connectors443.4.2 Connecting the Network Side Connector to the DN211453.5 The Network Power/Grounding473.5.1 The Network Power Mechanism473.5.2 How to Configure Network Power Units483.5.3 The Network Power Unit (24 Vdc)543.5.4 The Network Grounding553.5.5 Procedure for Switching-ON/Shutting-OFF the Power563.6 The Network Components574. How to Handle Your DN211 (software)604.1 Configuration of the DN211 Communication Memory614.2 The Input/Output Data Area624.3 The RAS Information Area664.4 Allocating Slave Device Data to the Input/Output Data Area754.5 The Semaphore Area764.6 Requests to the DN21179The DN211 Operation Modes80Reset Request81Parameter Setting Request (local node)82Parameter Setting Request (slave device)85Operation Mode Control Request88RAS Information Read Request89Time Setting Request904.7 Completion Status915. Example of DN211 Applications925.1 The DN211 Operation Order925.2 Module Setting Procedure93Accessing the DN211 in Module Setting94Configuration of a Module Setting Sample Program96Reset Request97Parameter Setting Request (local node)99Parameter Setting Request (slave device)100Operation Mode Control Request106RAS Information Read111Time Setting Request1145.3 Slave Data Input/Output1165.3.1 Slave Device Check1165.3.2 Asynchronous Mode Data Input/Output1175.3.3 Synchronous Mode Data Input/Output1226. RAS Information (except RAS area on communication memory)1296.1 Module Status / Network Status LED (MS/NS)1306.2 Indications of the 7-Segment LED1316.3 RAS Information Reading Data1336.3.1 The RAS Counter1336.3.2 Event History1366.3.3 Execution Node Information1397. Troubleshooting1417.1 When Starting up the Module1417.2 Reset Request (scan list clear)1427.3 When the Module Doesn't Become Run Mode1437.4 Data Communication with Slave Devices1468. Installation/Wiring Work1488.1 Installation Environment and Mounting in the Base Unit1488.2 Mounting/Removing the Module1488.3 Power Unit Wiring/Grounding1498.3.1 Power Unit Wiring1498.3.2 Grounding1498.4 Network Installation1508.4.1 Installation Gists Outside the Board1508.4.2 Installation Gists Inside the Board153Maintenance and Inspection154READ/WRITE Instruction Execution Time156DN211A157Size: 747 KBPages: 173Language: EnglishOpen manual