{"title":"PLC Communication Modules","description":"\u003cp\u003eSoftcore Group Industrial Solutions supplies Slanvert PLC communication modules for South African projects. The listed SH-RS485 modules offer one- or two-channel variants, including versions with a real-time clock (RTC). Expanding serial connections in compatible PLC systems and time-based functions where supported.\u003c\/p\u003e\u003cp\u003eCheck the individual listing for exact specifications, compatibility, availability and lead time. Find detailed documentation in our \u003ca href=\"\/pages\/technical-resources-manuals\"\u003eTechnical Resources \u0026amp; Manuals\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/plcs-i-o-modules\"\u003eBrowse complementary equipment\u003c\/a\u003e · \u003ca href=\"\/collections\/industrial-automation\"\u003eIndustrial automation\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"slanvert-left-side-expansion-slot-sh-rs485-rtc","title":"Slanvert SH-RS485-RTC 2-Channel RS485 + RTC Module","description":"\u003cp\u003e\u003cstrong\u003eSlanvert SH-RS485-RTC\u003c\/strong\u003e is a left-side communication and real-time clock expansion module for the Slanvert SH Series PLC platform.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdds the listed I\/O or communication functions to a compatible Slanvert SH PLC.\u003c\/li\u003e\n\u003cli\u003eModular expansion for machine and process-control systems.\u003c\/li\u003e\n\u003cli\u003eSelect the stated left- or right-side expansion position to match the host controller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModule type\u003c\/th\u003e\n\u003ctd\u003eCommunication + real-time clock expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRS485 channels\u003c\/th\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRTC\u003c\/th\u003e\n\u003ctd\u003eReal-time clock included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eExpansion position\u003c\/th\u003e\n\u003ctd\u003eLeft side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible platform\u003c\/th\u003e\n\u003ctd\u003eSlanvert SH Series PLC expansion system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eSlanvert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStore SKU\u003c\/th\u003e\n\u003ctd\u003eSH-RS485-RTC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eSuitable for PLC systems requiring additional RS485 connectivity together with time-based functions such as scheduling, event time stamping and data logging.\u003c\/p\u003e\n\u003ch3\u003eTechnical Resources\u003c\/h3\u003e\u003cp\u003eBrowse our \u003ca href=\"\/pages\/technical-resources-manuals\"\u003eTechnical Resources \u0026amp; Manuals\u003c\/a\u003e page for manufacturer documents and information on requesting the cut sheet, datasheet or manual for your exact model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/show-20-17-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH PLC platform and expansion information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/list-48-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH expansion-module manuals and PLC programming resources\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the documentation for the exact ordered model. Family manuals may cover options and ratings that are not included with this unit.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eConfirm the exact module's signal ranges, resolution, isolation, wiring terminals, supply requirements and supported host controllers in the SH expansion-module documentation.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eAvailability \u0026amp; Ordering\u003c\/h3\u003e\u003cp\u003eSpecial-order product. Availability and delivery lead time are confirmed on quotation.\u003c\/p\u003e\u003cp\u003eSupplied by Softcore Group Industrial Solutions. \u003ca href=\"\/pages\/contact\"\u003eRequest a quotation\u003c\/a\u003e with the model number and application requirements. Programming, installation and commissioning are included only where expressly quoted.\u003c\/p\u003e","brand":"Slanvert","offers":[{"title":"Default Title","offer_id":48590287110366,"sku":"SH-RS485-RTC","price":1195.43,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8112\/5598\/files\/Screenshot2026-05-13145922_9d91ad75-b758-4050-ad43-158ebb98ff95.png?v=1786448615"},{"product_id":"slanvert-left-expansion-module-sh-rs485-1","title":"Slanvert SH-RS485-1 1-Channel RS485 Expansion Module","description":"\u003cp\u003e\u003cstrong\u003eSlanvert SH-RS485-1\u003c\/strong\u003e is a left-side communication expansion module for the Slanvert SH Series PLC platform. It adds one RS485 communication channel for industrial serial networking.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdds the listed I\/O or communication functions to a compatible Slanvert SH PLC.\u003c\/li\u003e\n\u003cli\u003eModular expansion for machine and process-control systems.\u003c\/li\u003e\n\u003cli\u003eSelect the stated left- or right-side expansion position to match the host controller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModule type\u003c\/th\u003e\n\u003ctd\u003eRS485 communication expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eChannels\u003c\/th\u003e\n\u003ctd\u003e1 × RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eExpansion position\u003c\/th\u003e\n\u003ctd\u003eLeft side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible platform\u003c\/th\u003e\n\u003ctd\u003eSlanvert SH Series PLC expansion system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eSlanvert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStore SKU\u003c\/th\u003e\n\u003ctd\u003eSH-RS485-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eSuitable for adding an additional serial network connection for compatible HMIs, drives, instruments and other RS485 devices.\u003c\/p\u003e\n\u003ch3\u003eTechnical Resources\u003c\/h3\u003e\u003cp\u003eBrowse our \u003ca href=\"\/pages\/technical-resources-manuals\"\u003eTechnical Resources \u0026amp; Manuals\u003c\/a\u003e page for manufacturer documents and information on requesting the cut sheet, datasheet or manual for your exact model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/show-20-17-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH PLC platform and expansion information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/list-48-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH expansion-module manuals and PLC programming resources\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the documentation for the exact ordered model. Family manuals may cover options and ratings that are not included with this unit.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eConfirm the exact module's signal ranges, resolution, isolation, wiring terminals, supply requirements and supported host controllers in the SH expansion-module documentation.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eAvailability \u0026amp; Ordering\u003c\/h3\u003e\u003cp\u003eSpecial-order product. Availability and delivery lead time are confirmed on quotation.\u003c\/p\u003e\u003cp\u003eSupplied by Softcore Group Industrial Solutions. \u003ca href=\"\/pages\/contact\"\u003eRequest a quotation\u003c\/a\u003e with the model number and application requirements. Programming, installation and commissioning are included only where expressly quoted.\u003c\/p\u003e","brand":"Slanvert","offers":[{"title":"Default Title","offer_id":48590289010910,"sku":"SH-RS485-1","price":354.2,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8112\/5598\/files\/Screenshot2026-05-13145922_c794f226-69d5-49e8-8eab-21381268ead1.png?v=1786448620"},{"product_id":"slanvert-left-expansion-module-sh-rs485-rtc-1","title":"Slanvert SH-RS485-RTC-1 1-Channel RS485 + RTC Module","description":"\u003cp\u003e\u003cstrong\u003eSlanvert SH-RS485-RTC-1\u003c\/strong\u003e is a left-side communication and real-time clock expansion module for the Slanvert SH Series PLC platform.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdds the listed I\/O or communication functions to a compatible Slanvert SH PLC.\u003c\/li\u003e\n\u003cli\u003eModular expansion for machine and process-control systems.\u003c\/li\u003e\n\u003cli\u003eSelect the stated left- or right-side expansion position to match the host controller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModule type\u003c\/th\u003e\n\u003ctd\u003eCommunication + real-time clock expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRS485 channels\u003c\/th\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRTC\u003c\/th\u003e\n\u003ctd\u003eReal-time clock included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eExpansion position\u003c\/th\u003e\n\u003ctd\u003eLeft side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible platform\u003c\/th\u003e\n\u003ctd\u003eSlanvert SH Series PLC expansion system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eSlanvert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStore SKU\u003c\/th\u003e\n\u003ctd\u003eSH-RS485-RTC-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eSuitable for SH Series PLC applications requiring an additional RS485 connection together with scheduling, event time stamping or other time-based functions.\u003c\/p\u003e\n\u003ch3\u003eTechnical Resources\u003c\/h3\u003e\u003cp\u003eBrowse our \u003ca href=\"\/pages\/technical-resources-manuals\"\u003eTechnical Resources \u0026amp; Manuals\u003c\/a\u003e page for manufacturer documents and information on requesting the cut sheet, datasheet or manual for your exact model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/show-20-17-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH PLC platform and expansion information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/list-48-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH expansion-module manuals and PLC programming resources\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the documentation for the exact ordered model. Family manuals may cover options and ratings that are not included with this unit.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eConfirm the exact module's signal ranges, resolution, isolation, wiring terminals, supply requirements and supported host controllers in the SH expansion-module documentation.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eAvailability \u0026amp; Ordering\u003c\/h3\u003e\u003cp\u003eSpecial-order product. Availability and delivery lead time are confirmed on quotation.\u003c\/p\u003e\u003cp\u003eSupplied by Softcore Group Industrial Solutions. \u003ca href=\"\/pages\/contact\"\u003eRequest a quotation\u003c\/a\u003e with the model number and application requirements. Programming, installation and commissioning are included only where expressly quoted.\u003c\/p\u003e","brand":"Slanvert","offers":[{"title":"Default Title","offer_id":48590290354398,"sku":"SH-RS485-RTC-1","price":442.75,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8112\/5598\/files\/Screenshot2026-05-13145922_5d9289f3-a4d1-4b45-9da5-8d96546e6e5f.png?v=1786448636"},{"product_id":"slanvert-left-expansion-module-sh-rs485","title":"Slanvert SH-RS485 2-Channel RS485 Expansion Module","description":"\u003cp\u003e\u003cstrong\u003eSlanvert SH-RS485\u003c\/strong\u003e is a left-side communication expansion module for the Slanvert SH Series PLC platform. It adds two RS485 communication channels for industrial serial networking.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdds the listed I\/O or communication functions to a compatible Slanvert SH PLC.\u003c\/li\u003e\n\u003cli\u003eModular expansion for machine and process-control systems.\u003c\/li\u003e\n\u003cli\u003eSelect the stated left- or right-side expansion position to match the host controller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModule type\u003c\/th\u003e\n\u003ctd\u003eRS485 communication expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eChannels\u003c\/th\u003e\n\u003ctd\u003e2 × RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eExpansion position\u003c\/th\u003e\n\u003ctd\u003eLeft side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProtocols\u003c\/th\u003e\n\u003ctd\u003eModbus RTU, Freeport and N:N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible platform\u003c\/th\u003e\n\u003ctd\u003eSlanvert SH Series PLC expansion system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eSlanvert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStore SKU\u003c\/th\u003e\n\u003ctd\u003eSH-RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cp\u003eSuitable for connecting compatible HMIs, drives, instruments, remote devices and other RS485 equipment to an SH Series PLC.\u003c\/p\u003e\n\u003ch3\u003eTechnical Resources\u003c\/h3\u003e\u003cp\u003eBrowse our \u003ca href=\"\/pages\/technical-resources-manuals\"\u003eTechnical Resources \u0026amp; Manuals\u003c\/a\u003e page for manufacturer documents and information on requesting the cut sheet, datasheet or manual for your exact model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/show-20-17-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH PLC platform and expansion information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.slanvert.com\/list-48-1.html\" target=\"_blank\" rel=\"noopener\"\u003eSlanvert SH expansion-module manuals and PLC programming resources\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the documentation for the exact ordered model. Family manuals may cover options and ratings that are not included with this unit.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eConfirm the exact module's signal ranges, resolution, isolation, wiring terminals, supply requirements and supported host controllers in the SH expansion-module documentation.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eAvailability \u0026amp; Ordering\u003c\/h3\u003e\u003cp\u003eSpecial-order product. Availability and delivery lead time are confirmed on quotation.\u003c\/p\u003e\u003cp\u003eSupplied by Softcore Group Industrial Solutions. \u003ca href=\"\/pages\/contact\"\u003eRequest a quotation\u003c\/a\u003e with the model number and application requirements. Programming, installation and commissioning are included only where expressly quoted.\u003c\/p\u003e","brand":"Slanvert","offers":[{"title":"Default Title","offer_id":48590294614238,"sku":"SH-RS485","price":929.78,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8112\/5598\/files\/Screenshot2026-05-13145922_94bb0d35-2787-41b4-a79c-35b68ad757e6.png?v=1786448657"}],"url":"https:\/\/softcoregroup.co.za\/collections\/plc-communication-modules.oembed","provider":"Softcore Group Industrial Solutions ","version":"1.0","type":"link"}