Note - Most PLCs are equipped with nonvolatile memory. You also have the option to Go Online in this window. ''Warning: This step will take your PLC out of Run mode.'Įnsure that the PLC keyswitch in the REM or PROG position.Ĭlick on the + next to your communications driver until you find your PLC.Ĭlick Download and Download again on the new pop up window. Open RSLogix5000 and the applicable file to download. PART II: Download the Ladder Logic to your PLC If using Ethernet, you will see all PLC devices in your subnet. If you expand the icons by clicking on the + symbol, you should see your device. This brings up the window from STEP 5, where you can change the configuration. You can right click on the communications driver and click Configure Driver. This step is for users who have setup communications before and need to make a change. STEP 6 - Reconfigure a communications driver This shows the communication drivers you have setup. STEP 5 - Display the communication drivers A local subnet will be used for most cases. STEP 4 - Configure the communications driverĪ window will come up to configure the communication.įor an Ethernet connection, choose whether you want to browse a local or remote subnet. This will browse the local subnet or remote subnet for PLC devices. If you have already setup a communications driver before, skip to STEP 5.Ĭlick on Communications and Configure Driver.Ĭlick on the drop-down menu and select RS-232 DF1 devices.įor an Ethernet connection, click on Ethernet/IP Driver. STEP 2 - Open RSLinx and bring up the list of communication drivers If the PLC is on an accessible network, you can connect your PC to that network. To do this, your PC and PLC must be on the same subnet. If using Ethernet, you can connect a crossover cable from your PC to the Ethernet Module. This is the most common way to program a PLC in the field. Follow the directions below that apply to your installation.Ĭonnect a null-modem 9-pin cable from your PC to the serial port on the PLC. However, some PLC installations at SLAC also have an ethernet module (eg ENET), in which case an Ethernet connection can be setup. If you have have a serial connection on your PLC controller module you will use an RS-232 cable. The type cable you use to connect your PC and PLC depends upon the PLC hardware installed.

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