{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6GK7243-5DX30-0XE0","brand":"Siemens","brandSlug":"siemens","productSlug":"6GK7243-5DX30-0XE0","canonicalUrl":"https://aoctrl.com/siemens/6GK7243-5DX30-0XE0","factsUrl":"https://aoctrl.com/api/mcp/products/6GK7243-5DX30-0XE0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 6GK7243-5DX30-0XE0 CM 1243-5 PROFIBUS DP Master module for S7-1200, 24 V DC, 9-pin Sub-D, IP20.","salesMarkdown":"## Integration checklist Slot it onto the S7-1200 DIN rail, single width. Wire external 24V DC supply to the 3-pole terminal block. Connect PROFIBUS via the 9-pin Sub-D. Maximum 32 DP slaves. Max 8 S7 connections per module. Configure with STEP 7 Basic or Professional.","metaTitle":"Siemens 6GK7243-5DX30-0XE0 CM 1243-5 PROFIBUS DP Master","metaDescription":"Active Siemens CM 1243-5 PROFIBUS DP master for S7-1200. 24V DC, 9-pin Sub-D, 75mm depth. Sourced to order. RFQ for pricing and lead time.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["PLC Communication Modules"],"specifications":{"DPV0":"No","DPV1":"No","Depth":"75 mm","Width":"30 mm","Height":"100 mm","TCP/IP":"No","Maximum":"8; max. 4 connections to other S7 stations","Required":"STEP 7 Basic/Professional","Module Format":"Compact module S7-1200 single width","Wall Mounting":"Yes","During Storage":"-40 ... +70 °C","power loss [W]":"2.4 W","lifecycle_stage":"current","During Transport":"-40 ... +70 °C","For Power Supply":"3-pole terminal block","per CPU / maximum":"3","with DP / maximum":"8","protection class IP":"IP20","S7-300 rail mounting":"No","Security Information":"Siemens provides products and solutions with industrial security functions that support the secure operation of plants, solutions, machines, equipment and/or networks. They are important components in a holistic industrial security concept. With this in mind, Siemens’ products and solutions undergo continuous development. Siemens recommends strongly that you regularly check for product updates. For the secure operation of Siemens products and solutions, it is necessary to take suitable preventive action(e.g. cell protection concept) and integrate each component into a holistic, state-of-the-art industrial security concept. Third-party products that may be in use should also be considered. For more information about industrial security, visit http://www.siemens.com/industrialsecurity. To stay informed about product updates as they occur, sign up for a product-specific newsletter. For more information, visit http://support.automation.siemens.com. (V3.4)","without DP / maximum":"8","on DP master / operable":"32","Supply Voltage / External":"24 V","with PG connections / maximum":"1","35 mm top hat DIN rail mounting":"Yes","with PG/OP connections / maximum":"3","Type Of Voltage / Of The Supply Voltage":"DC","For Vertical Installation / During Operation":"0 ... 45 °C","at the 1st interface / according to PROFIBUS":"9-pin Sub-D socket (RS485)","relative negative tolerance / at DC / at 24 V":"20 %","relative positive tolerance / at DC / at 24 V":"20 %","supply voltage / external / at DC / rated value":"24 V","of the address range of the inputs / per DP slave":"244 byte","of the address range of the outputs / per DP slave":"244 byte","For Horizontally Arranged Busbars / During Operation":"0 ... 55 °C","number of interfaces / according to Industrial Ethernet":"0","of the address range of the diagnostic data / per DP slave":"240 byte"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$353.06 – $882.55","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/01f20f31b75d4d81ad149d59ae7fedba.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=380873&mlfb=6GK7243-5DX30-0XE0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6GK7243-5DX30-0XE0/alternatives.json"},"ai":{"faq":[{"question":"What DPV0 and DPV1 support does it have?","answer":"This module is a PROFIBUS DP master; it does not support DPV0 or DPV1 slave profiles — the DPV0 and DPV1 fields are marked No for that reason."},{"question":"What is the power supply requirement?","answer":"Requires an external 24 V DC supply (20% tolerance) via a 3-pole terminal block. Power consumption is 2.4 W."},{"question":"How many DP slaves can it handle?","answer":"Can operate up to 32 DP slaves on the bus."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6GK7243-5DX30-0XE0","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/6GK7243-5DX30-0XE0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}