{"product_id":"plx31-eip-sie-rockwell-prosoft-ethernet-ip-gateway-module","title":"PLX31-EIP-SIE | Rockwell Prosoft | EtherNet\/IP Gateway Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eProSoft PLX31-EIP-SIE\u003c\/strong\u003e is an \u003cstrong\u003eEtherNet\/IP to Siemens Industrial Ethernet (S7) Gateway\u003c\/strong\u003e that enables bi-directional data exchange between \u003cstrong\u003eRockwell Automation EtherNet\/IP controllers\u003c\/strong\u003e and \u003cstrong\u003eSiemens S7-series PLCs\u003c\/strong\u003e. Supporting \u003cstrong\u003eS7 Communication over ISO-on-TCP (RFC1006)\u003c\/strong\u003e, this gateway allows ControlLogix and CompactLogix systems to read and write data blocks, process inputs\/outputs, and access markers in Siemens S7-300, S7-400, S7-1200, and S7-1500 controllers without additional middleware or OPC servers.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e PLX31-EIP-SIE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e EtherNet\/IP to Siemens S7 Communication Gateway\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e ProSoft PLX30 Gateway Platform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEtherNet\/IP Interface:\u003c\/strong\u003e 1 × 10\/100 Mbps RJ45\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSiemens S7 Interface:\u003c\/strong\u003e 1 × 10\/100 Mbps RJ45 (ISO-on-TCP \/ RFC1006)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS7 Connections:\u003c\/strong\u003e Up to 8 concurrent S7 connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS7 PLC Support:\u003c\/strong\u003e S7-300, S7-400, S7-1200, S7-1500\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Areas:\u003c\/strong\u003e DB (Data Blocks), I (Inputs), Q (Outputs), M (Markers), T (Timers), C (Counters)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Buffer:\u003c\/strong\u003e 4 MB shared RAM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e ProSoft PLX50 Configuration Utility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 10–36 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -25°C to +70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, UL, cULus, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative S7 Protocol:\u003c\/strong\u003e Implements Siemens S7 communication directly — no OPC server or custom software required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-PLC Support:\u003c\/strong\u003e Connects to up to 8 Siemens PLCs simultaneously from one gateway\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransparent Data Mapping:\u003c\/strong\u003e Maps S7 data blocks directly to EtherNet\/IP assembly instances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeterministic Performance:\u003c\/strong\u003e Configurable scan intervals as low as 10 ms per connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Single-port design for simple point-to-point or switched network integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Diagnostics:\u003c\/strong\u003e Built-in HTTP server for connection status, error counters, and packet statistics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive manufacturing with Rockwell assembly lines and Siemens welding cells\u003c\/li\u003e\n\u003cli\u003ePower generation with Siemens turbine governors and Rockwell safety systems\u003c\/li\u003e\n\u003cli\u003eWater treatment integrating Siemens S7 pump stations into ControlLogix SCADA\u003c\/li\u003e\n\u003cli\u003ePharmaceutical batch processing with Siemens reactors and Rockwell packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Mount:\u003c\/strong\u003e Install the PLX31-EIP-SIE on a 35 mm DIN rail in a control cabinet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Connection:\u003c\/strong\u003e Apply 24VDC (10–36VDC range) to the power terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Connection:\u003c\/strong\u003e Connect both RJ45 ports to a common Ethernet switch or separate subnets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS7 PLC Setup:\u003c\/strong\u003e In TIA Portal or STEP 7, enable S7 communication and configure connection resources\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLX50 Configuration:\u003c\/strong\u003e Define S7 PLC IP addresses, TSAPs, and data block mappings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEtherNet\/IP Setup:\u003c\/strong\u003e Configure assembly instance sizes to match mapped S7 data lengths\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStudio 5000:\u003c\/strong\u003e Add the gateway as a generic EtherNet\/IP module in your ControlLogix project\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTesting:\u003c\/strong\u003e Verify data exchange by monitoring mapped tags in Studio 5000 and TIA Portal\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between PLX31-EIP-SIE and MVI56E-SIE?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003ePLX31-EIP-SIE\u003c\/strong\u003e is a \u003cstrong\u003estand-alone DIN-rail gateway\u003c\/strong\u003e bridging EtherNet\/IP to S7. The \u003cstrong\u003eMVI56E-SIE\u003c\/strong\u003e is an \u003cstrong\u003ein-chassis ControlLogix module\u003c\/strong\u003e that performs the same function within the 1756 rack.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does the Siemens PLC require special programming?\u003c\/strong\u003e\u003cbr\u003e\nA: Only standard \u003cstrong\u003eS7 communication\u003c\/strong\u003e must be enabled in the Siemens CPU properties. No additional function blocks or programming are required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I access S7-1500 optimized data blocks?\u003c\/strong\u003e\u003cbr\u003e\nA: The gateway accesses \u003cstrong\u003estandard (non-optimized)\u003c\/strong\u003e data blocks. For optimized DBs in S7-1500, create a non-optimized copy or use symbolic access alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is VLAN tagging supported?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, the gateway supports \u003cstrong\u003eIEEE 802.1Q VLAN tagging\u003c\/strong\u003e for network segmentation between IT and OT domains.\u003c\/p\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose PLX31 for stand-alone installations; choose MVI56E-SIE for in-chassis ControlLogix integration\u003c\/li\u003e\n\u003cli\u003eVerify your Siemens CPU has sufficient S7 connection resources (one per gateway connection)\u003c\/li\u003e\n\u003cli\u003eUse a single subnet if possible to simplify routing; dual subnets require proper gateway configuration\u003c\/li\u003e\n\u003cli\u003ePlan DB numbering carefully — document all accessed data blocks for maintenance reference\u003c\/li\u003e\n\u003cli\u003eFor high-availability systems, deploy redundant gateways with managed switch failover\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PROSOFT","offers":[{"title":"Default Title","offer_id":53776590897336,"sku":"PLX31-EIP-SIE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/PLX31-EIP-MBS_2.png?v=1784182836","url":"https:\/\/www.globalpetroparts.com\/products\/plx31-eip-sie-rockwell-prosoft-ethernet-ip-gateway-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}