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device net
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Equipment Needed for ConnectingMLC 9000 BCMAllen-Bradley SLC 500 CPU 5/02 or higher
5/02 smallest CPU to support M0/M1 File TransferAllen-Bradley 1747-SDN DeviceNet ScannerAllen-Bradley RSNetworx or DeviceNet Manager SoftwareRSLogix PLC Programming SoftwarePC Interface(i.e 1770-KFD for programming)DeviceNet Cabling
Thick Trunk Cable with Mini-ConnectorsThin Drop Cable with Micro or Mini-ConnectorsT-ConnectorsTerminating connectors(110 Ohms)
How SLC500 Communicates with 1747-SDNTwo methods used
I/O Transfer1747 occupies 32 Input Words and 32 Output Words1 word of input, 1 word of output used for module status and command62 words available for devicesIntended for devices transmitting small blocks of informationProximity and Photoelectric SwitchesSlice I/OValves
How SLC 500 Communicates with 1747-SDNBlock Transfer via M0/M1 Files
M1 File150 Words Available for Input from Network Devices (M1:1.0-M1:1.149)74 Diagnostic Words (M1:1.150-M1:1.223)32 Words for Inbound Explicit Message Control (M1:1.224-M1:1.255)
How SLC 500 Communicates to 1747-SDNBlock Transfer via M0/M1 Files
M0 File150 Words of data used for output to network devices (M0:1.0-M0:1.149)74 Words Reserved/Unused (M0:1.150-M0:1.223)32 Words used for outgoing explicit message control (M0:1.224-M0:1.255)
How MLC 9000 Communicates with 1747-SDNMLC 9000 Gateway
Converts DeviceNet Messages from Scanner into Modbus Messages to Bus Control ModuleUses Polled Messaging for Implicit I/O Connection
One Loop Control Module takes up 16 Bytes of Input and 6 Bytes of OutputUses Explicit Messaging to gain access to parameters not supported through implicit connection
Implicit I/O Connection Data
Sheet1
OffsetInputOutput
0Process Variable(High Byte)Setpoint 1 (High Byte)
1Process Variable(Low Byte)Setpoint 1 (Low Byte)
2Actual Setpoint (High Byte)Setpoint 2 (High Byte)
3Actual Setpoint (Low Byte)Setpoint 2 (Low Byte)
4Setpoint 1 (High Byte)Setpoint Switch (High Byte)
5Setpoint 1 (Low Byte)Setpoint Switch (Low Byte)
6Setpoint 2 (High Byte)Unused
7Setpoint 2 (Low Byte)Unused
8Setpoint Switch (High Byte)Unused
9Setpoint Switch (Low Byte)Unused
10Heat Output Power (High Byte)Unused
11Heat Output Power (Low Byte)Unused
12Cool Output Power (High Byte)Unused
13Cool Output Power (Low Byte)Unused
14PID Bit Parameters (High Byte)Unused
15PID Bit Parameters (Low Byte)Unused
Setting Up PC to Communicate via DeviceNetIn RSLinx, Select Communications and Configure driver
Setting Up PC to Communicate via DeviceNetUnder Available Driver Types, select DeviceNet Drivers and select Add new
Setting Up PC to Communicate via DeviceNetSelect 1747-SDNPT
Setting Up PC to Communicate via DeviceNetSelect Processor to Connect to and slot where 1747-SDN resides
Setting Up PC to Communicate via DeviceNet1747-SDNPT-1 should be seen running
Setting Up SLC500 to Pull Information from 1747-SDNStart RSLogix and Select File-New
Setting Up SLC500 to Pull Information from 1747-SDNSelect processor from list
Setting Up SLC500 to Pull Information from 1747-SDNFrom Menu Tree, Select IO Configuration then add 1747-SDN into Slot 1 of Rack
Setting Up SLC500 to Pull Information from 1747-SDNHighlight on Rung in Ladder Window
Setting Up SLC500 to Pull Information from 1747-SDNInsert one Normally Closed Contact and Two Copy Instructions into Rung 1Copy Instructions move data from M0/M1 Files to usable data areas
Setting Up SLC500 to Pull Information from 1747-SDNLast Rung Energizes Output Run coil and disables in event of error in moduleDownload to PLC and place in Run Mode
Configuring the DeviceNet NetworkTo Configure Network, Gateway EDS file must be installedEDS (Electronic Data Sheet) carries configuration properties for DeviceNet productsStart RSNetworx then select Tools-EDS Wizard
Configuring the DeviceNet NetworkSelect Register EDS File then select Choose File
Configuring the DeviceNet NetworkSelect A: Drive then select West0456Click Open
Configuring the DeviceNet NetworkWizard will run test on EDS
Configuring the DeviceNet NetworkWizard will prompt you to associate a graphic icon with EDS
Configuring the DeviceNet NetworkThis will finish the EDS Installation
Configuring the DeviceNet NetworkSelect 1747-SDN from Device List
Configuring the DeviceNet NetworkInsert MLC 9000 Gateway form Device List
Configuring the DeviceNet NetworkDouble Click on 1747-SDN and select Scanlist
Configuring the DeviceNet NetworkClick on arrow to add Gateway to 1747-SDNs scanlistSelect edit I/O parameters
Configuring the DeviceNet NetworkAdjust the Polled Rx and Tx parameters to match the number of I/O taken up by LCMs16 bytes of Rx and 6 bytes Tx for every LCM (up to 8 LCMs)
Configuring the DeviceNet NetworkSelect InputSelect Memory Type M fileSelect AutoMap
Configuring the DeviceNet NetworkSelect OutputSelect Memory Type M fileSelect AutoMap
Configuring the DeviceNet NetworkFrom Main Screen, select Tools then Node CommissioningNodes must be commissioned with proper baud rate and node address before the configuration can be downloaded to networkSelect Browse
Configuring the DeviceNet NetworkSelect 1747-SDNPT from list of driversRSNetworx will detect connected devicesSelect Node to adjust
Configuring the DeviceNet NetworkChange Node Address and click Apply if changes are needed
Configuring the DeviceNet NetworkTo prepare for download, network connection must be established online firstClick Network, then Online
Configuring the DeviceNet NetworkAfter Online connection established, select network-download to network to send configuration