{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7412-1XJ07-0AB0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7412-1XJ07-0AB0","canonicalUrl":"https://aoctrl.com/siemens/6ES7412-1XJ07-0AB0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7412-1XJ07-0AB0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens S7-400 CPU 412-1, order code 6ES7412-1XJ07-0AB0, 244 byte I/O, ATEX II 3G Ex nA IIC T4 Gc, cULus, MPI/RS485, 0 to 60 °C.","salesMarkdown":"The Siemens 6ES7412-1XJ07-0AB0 is a CPU 412-1 for the S7-400 rack-based controller family. It handles 244 bytes each of process input and output image, with 48 total connections and 16 connections per interface. Programming languages supported include LAD, FBD, STL, SCL, CFC, and GRAPH — covering ladder, function block, structured text, and continuous function chart workflows within STEP 7. The FM (function module) capacity is limited by the number of slots and the number of connections — meaning the total count of FM modules you can install depends on the physical rack slots available and the connection budget per interface. This is a hard constraint for panel layout: you cannot exceed 16 connections per interface, and the overall system limit is 48 connections. The CPU supports MPI and RS 485 communication natively, with routing available when the interface is active. The operating temperature range is 0 °C to 60 °C, so this CPU is suited for climate-controlled enclosures but not for unheated outdoor cabinets or freezer environments. The ATEX II 3G Ex nA IIC T4 Gc certification means it is approved for use in Zone 2 gas atmospheres (non-sparking, Category 3G), which is relevant for chemical, pharmaceutical, or oil & gas installations where flammable gases may be present under abnormal conditions. The CPU is isolated and carries CE mark and cULus approval — covering European and North American regulatory acceptance. The cULus mark means the component is certified to both Canadian and US safety standards, so it can be specified into panels destined for either market without additional agency review. ## Communication and system function limits This CPU does not support DPV1, which means it cannot handle the extended PROFIBUS DP V1 services for acyclic data exchange and alarm handling. For applications requiring DPV1, a different CPU variant is needed. The CPU supports SFB 52 (RDREC) and SFB 53 (WRREC) for data record read/write, limited to 8 per interface and not more than 32 across all external interfaces. Similarly, SFC 58, SFC 59, SFC 51 (RDSYSST), SFC 13, SFC 55, and SFC 103 are each limited to 8 per interface — except which is 1 per interface. When using PROFINET IO mode via a CP 443-1 communication processor, a maximum of 4 CPs is allowed in the central controller, with no mixed operation of different CP 443-1 types. For point-to-point communication, CP 440 and CP 441 modules are limited by the number of slots and connections. Forcing is supported, which is useful during commissioning to override process values without modifying the program. ## Physical integration and deployment context The CPU measures 25 mm wide, 290 mm high, and 219 mm deep — a standard single-width S7-400 module that snaps into the rack. The depth is the key dimension for enclosure clearance: you need at least 220 mm of usable depth behind the front panel to accommodate the module and its cabling. The RS 485 interface uses a 9-pin D-sub connector; the MPI port shares the same physical connector but uses a different protocol.","metaTitle":"Siemens 6ES7412-1XJ07-0AB0 CPU 412-1, 244 I/O, ATEX, cULus","metaDescription":"Siemens 6ES7412-1XJ07-0AB0 CPU 412-1 for S7-400. 244 byte I/O, ATEX II 3G, cULus, MPI/RS485, 0-60°C. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["PLCs (Programmable Logic Controllers)"],"specifications":{"FM":"Limited by number of slots and number of connections","CFC":"Yes","FBD":"Yes","LAD":"Yes","MPI":"Yes","SCL":"Yes","STL":"Yes","ATEX":"ATEX II 3G Ex nA IIC T4 Gc","DPV1":"No","Max.":"60 °C","Min.":"0 °C","Type":"SFB","Depth":"219 mm","GRAPH":"Yes","RDREC":"8; SFB 52; per interface, but not more than 32 across all external interfaces","WRREC":"8; SFB 53; per interface, but not more than 32 across all external interfaces","Width":"25 mm","cULus":"Yes","Height":"290 mm","Inputs":"244 byte","Number":"16","Preset":"120","RD_REC":"8; SFC 59; per interface","RS 485":"Yes","STEP 7":"Yes","WR_REC":"8; SFC 58; per interface","via CP":"4; Max. 4 in the central controller; no mixed operation of different CP 443-1 types in PROFINET IO mode","CE mark":"Yes","CP, PtP":"CP 440: Limited by number of slots; CP 441: Limited by number of slots and number of connections","Forcing":"Yes","Outputs":"244 byte","Overall":"48","Present":"Yes","RDSYSST":"8; SFC 51","Routing":"Yes; with interface active","WR_PARM":"8; SFC 55; per interface","DPNRM_DG":"8; SFC 13; per interface","DP_TOPOL":"1; SFC 103; per interface","GSD file":"http://support.automation.siemens.com/WW/view/en/113652","Isolated":"Yes","PARM_MOD":"1; SFC 57; per interface","WR_DPARM":"2; SFC 56; per interface","As Client":"Yes","As Server":"Yes","HiGraph®":"Yes","MPI, max.":"200 ms","Retentive":"Yes","Supported":"Yes; Via CP and loadable FB","Variables":"Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters","Adjustable":"Yes","Expandable":"No","Integrated":"0","Max. Cycle":"32 ms","Resolution":"1 ms","Size, max.":"4 kbyte; Size of bit memory address area","via IM 467":"4","Command set":"see instruction list","FM approval":"Yes","Granularity":"1 h","KC approval":"Yes","Lower Limit":"10 ms","SYNC/FREEZE":"Yes","Single step":"Yes","Slots, max.":"244","UL approval":"Yes","Upper Limit":"9 990 s","CSA approval":"Yes","Equidistance":"Yes","Inputs, max.":"244 byte","Number, max.":"see instruction list","Preset, Max.":"150","Status block":"Yes; Up to 16 simultaneously","With Battery":"Yes; all data","in AS, slave":"Yes","to DP, slave":"Yes","to IF 964 DP":"No","Outputs, max.":"244 byte","Overall, Max.":"256","in AS, master":"Yes","to DP, master":"Yes","to MPI, slave":"Yes","Alarm 8-blocks":"Yes","Interface type":"MPI/PROFIBUS DP","Multicomputing":"Yes; 4 CPUs max. (with UR1 or UR2)","Nesting levels":"7","Per Slot, Max.":"128 byte","Program alarms":"Yes","Required Slots":"1","SCAN procedure":"Yes","Type of memory":"RAM","expandable RAM":"Yes; with Memory Card (RAM)","to MPI, master":"Yes","Can Be Read Out":"Yes","Inputs, default":"128 byte","Range of values":"SFCs 2, 3 and 4: 0 to 32767 hours SFC 101: 0 to 2^31 - 1 hours","Weight, approx.":"700 g","Without Battery":"No","connectable OPs":"47","lifecycle_stage":"mature","Adjustable, Max.":"8 kbyte","Block encryption":"Yes; With S7 block Privacy","Firmware version":"V7.0","Isochronous mode":"Yes","Of Which Central":"2 048","Outputs, default":"128 byte","Power loss, max.":"4 W","Power loss, typ.":"3.5 W","Rated value (DC)":"Power supply via system power supply","S7 communication":"Yes","Backup time, max.":"Dealt with in the module data manual with the secondary conditions and the factors of influence","Data length, max.":"1 452 bytes via CP 443-1 Adv.","PROFIBUS DP slave":"Yes","expandable FEPROM":"Yes; with Memory Card (FLASH)","Address area, max.":"32; Virtual slots","Forcing, variables":"Inputs/outputs, bit memories, distributed I/Os","Inputs, adjustable":"4 kbyte","PROFIBUS DP master":"Yes","Per Priority Class":"24","Retentivity preset":"MB 0 to MB 15","Usable For Routing":"23","Data record routing":"Yes","Interfaces/bus type":"1 x MPI/PROFIBUS DP","Number/Number range":"0 to 15","Outputs, adjustable":"4 kbyte","PG/OP communication":"Yes","Programming package":"STEP 7 V5.4 or higher with HSP 261","on Ethernet via NTP":"No; Via CP","Backup current, max.":"850 µA","Backup current, typ.":"180 µA; up to 40 °C","HW functional status":"01","ISO-on-TCP (RFC1006)":"Via CP 443-1 Adv. and loadable FB","In 100 Ms Grid, Max.":"0","In 500 Ms Grid, Max.":"256","Reserved For Routing":"0","Shortest Clock Pulse":"1.5 ms; 0.5 ms without use of SFC 126, 127","Via Interface Module":"0","expandable RAM, max.":"64 Mbyte","integrated RAM, max.":"512 kbyte","Consistent Data, Max.":"244 byte","EAC (formerly Gost-R)":"Yes","In 1000 Ms Grid, Max.":"256","Integrated (For Data)":"256 kbyte","Number of breakpoints":"16","Number of connections":"16","Number of startup OBs":"3; OB 100-102","RCM (formerly C-TICK)":"Yes","Retentivity available":"Yes","S7 basic communication":"No","System functions (SFC)":"see instruction list","With 100 Ms Grid, Max.":"0","Number of entries, max.":"3 200","Status/control variable":"Yes; Up to 16 variable tables","Symbol-related messages":"Yes","Transmission rate, max.":"12 Mbit/s","User data per job, max.":"8 kbyte","expandable FEPROM, max.":"64 Mbyte","For Bit Operations, Typ.":"31.25 ns","Integrated (For Program)":"256 kbyte","Number of DPV1 alarm OBs":"3; OB 55-57","Number of GD loops, max.":"8","Number of background OBs":"1; OB 90","Number of clock memories":"8; in 1 memory byte","Number of free cycle OBs":"1; OB 1","Number of time alarm OBs":"2; OB 10, 11","Process control messages":"Yes","Size of GD packets, max.":"54 byte","For Word Operations, Typ.":"31.25 ns","Global data communication":"No","Number of DP slaves, max.":"32","Number of delay alarm OBs":"2; OB 20, 21","Number of variables, max.":"64","Of Which Consistent, Max.":"32 byte","PROFIBUS and Ethernet CPs":"14; In total max. 10 CPs as DP master and PROFINET controller, of which up to 10 IMs or CPs as DP master and up to 4 CPs as PROFINET controller","Automatic Baud Rate Search":"No","Hardware clock (real-time)":"Yes","Number of RS 485 interfaces":"1; Combined MPI / PROFIBUS DP","Number of connections, max.":"16; If a diagnostics repeater is used on the line, the number of connection resources on the line is reduced by 1","Number of process alarm OBs":"2; OB 40, 41","Process diagnostic messages":"Yes","S7 communication, as client":"Yes","S7 communication, as server":"Yes","from interface 5 V DC, max.":"90 mA; At the DP interface","usable for OP communication":"47","usable for PG communication":"47","usable for S7 communication":"46","Adjustable For Routing, Max.":"0","Mixed mode IM + CP permitted":"No; IM 467 cannot be used jointly with CP 443-5 Ext. or CP 443-1 in PROFINET IO mode","Number of multicomputing OBs":"1; OB 60","Retentive And Synchronizable":"Yes","System function blocks (SFB)":"see instruction list","User data per DP slave, max.":"244 byte","With 500, 1000 Ms Grid, Max.":"1","additional within an error OB":"1","reserved for OP communication":"1","reserved for PG communication":"1","reserved for S7 communication":"0","Number of cyclic interrupt OBs":"2; OB 32, 35 (shortest cycle that can be set = 500 µs)","Number of isochronous mode OBs":"2; OB 61-62","Number of expansion units, max.":"21","Number of synchronous error OBs":"2; OB 121, 122","from backplane bus 5 V DC, max.":"0.8 A","from backplane bus 5 V DC, typ.":"0.7 A","For Fixed Point Arithmetic, Typ.":"31.25 ns","Number of asynchronous error OBs":"9; OB 80-88","User data per address area, max.":"32 byte","from backplane bus 24 V DC, max.":"150 mA; 150 mA per DP interface","Number of subprocess images, max.":"15","usable for S7 basic communication":"46","Deviation per day (buffered), max.":"1.7 s; Power off","For Floating Point Arithmetic, Typ.":"62.5 ns","Number of connectable IM 460s, max.":"6","Number of connectable IM 463s, max.":"4; IM 463-2","reserved for S7 basic communication":"0","Activation/deactivation of DP slaves":"Yes","CiR synchronization time, basic load":"100 ms","Deviation per day (unbuffered), max.":"8.6 s; For power On","Number of GD packets, receiver, max.":"16","Output current of the interface, max.":"150 mA","User data per isochronous slave, max.":"244 byte","adjustable for OP communication, max.":"0","adjustable for PG communication, max.":"0","adjustable for S7 communication, max.":"0","Number of GD packets, transmitter, max.":"8","Number of connectable IMs (total), max.":"6","Feeding of external backup voltage to CPU":"5 V DC to 15 V DC","Number of DP masters with isochronous mode":"1","simultaneously active Alarm-S blocks, max.":"250; Simultaneously active alarm_S/SQ blocks or alarm_D/DQ blocks","CiR synchronization time, time per I/O byte":"30 µs","User program protection/password protection":"Yes","adjustable for S7 basic communication, max.":"0","Size of GD packet (of which consistent), max.":"1 variable","User data per job (of which consistent), max.":"240 byte","Number of connectable OPs with message processing":"47; When using Alarm_S/SQ and Alarm_D/DQ","Direct data exchange (slave-to-slave communication)":"No","Number of connectable OPs without message processing":"47","Number of login stations for message functions, max.":"47; Max. 47 with Alarm_S/SQ and Alarm_D/DQ (OPs); max. 8 with Alarm, Alarm_8, Alarm_8P, Notify and Notify_8 (e.g. WinCC)","Retentive data area (incl. timers, counters, flags), max.":"Total working and load memory (with backup battery)","Number of simultaneous AG-SEND/AG-RECV orders per CPU, max.":"24/24","Number of instances for alarm 8 and S7 communication blocks, max.":"300","Number of archives that can log on simultaneously (SFB 37 AR_SEND)":"4","number of simultaneously active system functions (SFC) / with DPSYC_FR":"2; SFC 11; per interface","number of simultaneously active system functions (SFC) / with D_ACT_DP":"8; SFC 12; per interface","Number of pluggable S5 modules (via adapter capsule in central device), max.":"6"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1,176.02","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/f47b0e10437c7d8ed749ac518f1b6a93.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=693835&mlfb=6ES7412-1XJ07-0AB0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7412-1XJ07-0AB0/alternatives.json"},"ai":{"faq":[{"question":"What compliance documentation does this CPU carry?","answer":"The CPU carries CE mark, cULus approval, and ATEX II 3G Ex nA IIC T4 Gc certification for Zone 2 gas atmospheres. These cover European, North American, and hazardous-location regulatory acceptance."},{"question":"What is the FM capacity limitation on this CPU?","answer":"The FM (function module) capacity is limited by the number of slots available in the rack and the number of connections per interface. The CPU supports 16 connections per interface and 48 connections overall."},{"question":"Does this CPU support DPV1?","answer":"No, this CPU does not support DPV1. For applications requiring extended PROFIBUS DP V1 services, a different CPU variant is needed."},{"question":"What is the operating temperature range?","answer":"The operating temperature range is 0 °C to 60 °C. This CPU is suited for climate-controlled enclosures but not for unheated outdoor cabinets."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7412-1XJ07-0AB0","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/6ES7412-1XJ07-0AB0 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}}