{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7416-3FS07-0AB0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7416-3FS07-0AB0","canonicalUrl":"https://aoctrl.com/siemens/6ES7416-3FS07-0AB0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7416-3FS07-0AB0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens S7-400 CPU 416-3FS07, FM limited by number of slots or connections, CFC Yes, IRT Yes, cULus, CE, ATEX II 3G.","salesMarkdown":"## CPU 416-3FS07 — what the key specs mean for fit The Siemens 6ES7416-3FS07-0AB0 is a CPU 416-3FS07 for the S7-400 platform, a mid-to-high-end controller for process and factory automation. Its FM (firmware / function module) is limited by number of slots or number of connections — meaning the central controller's expansion capacity for certain function modules (like CP 440 PtP or CP 441) is bounded by physical slot count and the connection budget, not by CPU processing headroom alone. This is the constraint to check first when populating a rack: the CPU itself supports up to 4 CP 443-1 PROFINET interfaces in the central controller, but no mixed operation of different CP 443-1 types in PROFINET IO mode. IRT (isochronous real-time) support means this CPU can synchronize PROFINET IO cycles to the application cycle, critical for motion control or high-speed coordinated drives where deterministic update times matter. CFC (continuous function chart), FBD (function block diagram), LAD (ladder), SCL (structured control language), STL (statement list), and GRAPH (sequential function chart) are all supported — the full programming language suite for TIA Portal or STEP 7, so no language restrictions when migrating code from older S7-400 CPUs. ## Sourcing and compliance posture This CPU carries cULus and CE marks, and ATEX II 3G Ex nA IIC T4 Gc certification for Zone 2 gas environments — relevant for pharmaceutical, chemical, or oil-and-gas installations where the controller sits in a classified area. The ATEX rating means it is qualified for non-sparking equipment in Zone 2, but validation documentation (material certs, change-control records) should be requested separately if the application is GMP-regulated; the evidence does not include a formal declaration pack. For North American panel builds, the cULus listing satisfies NEC Article 500 hazardous location requirements for Division 2. ## Integration and I/O constraints The CPU provides 244 bytes each of process input and output image, with 16 of something (likely slots or connections) and a preset of 120. RDREC and WRREC blocks (SFB 52/53) support 8 data records per interface, but not more than 32 across all external interfaces — plan your PROFINET IO data record calls within that budget. and (SFC 58/59) also support 8 per interface. The part measures 50 mm wide × 290 mm high × 219 mm deep, fitting the standard S7-400 rack footprint; ensure the enclosure depth accommodates the 219 mm plus cabling bend radius. MPI is not supported on this CPU, so any legacy MPI communication requires a separate CP module. Routing is present with interface active, allowing PG/PC access through the PROFINET interface. Forcing is supported, useful during commissioning to override process values without modifying the logic.","metaTitle":"Siemens 6ES7416-3FS07-0AB0 S7-400 CPU, FM limited by slots/c","metaDescription":"Siemens S7-400 CPU 416-3FS07 with FM limited by number of slots or connections. Supports CFC, FBD, IRT, LAD, SCL, STL. cULus, CE, ATEX II 3G. Sourced to order.","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 or number of connections","CFC":"Yes","FBD":"Yes","IRT":"Yes","LAD":"Yes","MPI":"No","SCL":"Yes","STL":"Yes","UDP":"Yes; via integrated PROFINET interface and loadable FBs","ATEX":"ATEX II 3G Ex nA IIC T4 Gc","DPV0":"Yes","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":"50 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","TCP/IP":"Yes; via integrated PROFINET interface and loadable FBs","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":"96","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":"1","Max. Cycle":"32 ms","Resolution":"1 ms","S7 routing":"Yes","Size, max.":"16 kbyte; Size of bit memory address area","Web server":"Yes","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","Send cycles":"250 μs, 500 μs, 1 ms, 2 ms, 4 ms additionally with IRT with high performance: 250 µs to 4 ms in 125 µs frame","Single step":"Yes","Slots, max.":"244","UL approval":"Yes","Upper Limit":"9 990 s","Autocrossing":"Yes","CSA approval":"Yes","Equidistance":"Yes","Inputs, max.":"244 byte","Number, max.":"64","PROFINET CBA":"Yes","Preset, Max.":"600","Status block":"Yes; Up to 16 simultaneously","With Battery":"Yes; all data","in AS, slave":"Yes","to DP, slave":"Yes","to IF 964 DP":"Yes","Outputs, max.":"244 byte","Overall, Max.":"1 024","Shared device":"Yes","Updating time":"250 µs to 512 ms; minimum value depends on preset communication share for PROFINET IO, on the number of IO Devices and on the amount of configured user data, see PROFINET system description","in AS, master":"Yes","to DP, master":"Yes","to MPI, slave":"Yes","Alarm 8-blocks":"Yes","Ethernet, max.":"10 ms","Interface type":"Pluggable interface module (IF)","Multicomputing":"Yes; 4 CPUs max. (with UR1 or UR2)","Nesting levels":"7","Per Slot, Max.":"128 byte","Program alarms":"Yes","Required Slots":"2","SCAN procedure":"Yes","Type of memory":"RAM","expandable RAM":"Yes; with Memory Card (RAM)","to MPI, master":"Yes","Autonegotiation":"Yes","Can Be Read Out":"Yes","Inputs, default":"512 byte","Number of ports":"2","Range of values":"SFCs 2, 3 and 4: 0 to 32767 hours SFC 101: 0 to 2^31 - 1 hours","Weight, approx.":"900 g","Without Battery":"No","connectable OPs":"95","lifecycle_stage":"mature","Adjustable, Max.":"32 kbyte","Block encryption":"Yes; With S7 block Privacy","Firmware version":"V7.0","Isochronous mode":"Yes","Media redundancy":"Yes","Of Which Central":"8 192","Outputs, default":"512 byte","Power loss, max.":"8 W","Power loss, typ.":"6.5 W","RJ 45 (Ethernet)":"Yes","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.":"1 472 byte","Integrated Switch":"Yes","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":"16 kbyte","PROFIBUS DP master":"Yes","PROFINET IO Device":"Yes","Per Priority Class":"24","Retentivity preset":"MB 0 to MB 15","Usable For Routing":"47","Cyclic Transmission":"Yes","Data record routing":"Yes","Interfaces/bus type":"1 x MPI/PROFIBUS DP, 1 x PROFINET (2 ports), 1 x PROFIBUS DP (optionally pluggable)","Number/Number range":"0 to 15","Outputs, adjustable":"16 kbyte","PG/OP communication":"Yes","Prioritized startup":"Yes","Programming package":"STEP 7 V5.5 or higher with HSP 262","on Ethernet via NTP":"Yes; As client","Acyclic Transmission":"Yes","Backup current, max.":"850 µA","Backup current, typ.":"180 µA; up to 40 °C","HW functional status":"01","ISO-on-TCP (RFC1006)":"Yes; Via integrated PROFINET interface or CP 443-1 and loadable FBs","In 100 Ms Grid, Max.":"128","In 500 Ms Grid, Max.":"512","Reserved For Routing":"0","Shortest Clock Pulse":"1 ms; 0.5 ms without use of SFC 126, 127","Via Interface Module":"1; IF 964-DP","expandable RAM, max.":"64 Mbyte","integrated RAM, max.":"1 Mbyte","Consistent Data, Max.":"244 byte","EAC (formerly Gost-R)":"Yes","In 1000 Ms Grid, Max.":"1 024","Integrated (For Data)":"8 Mbyte","Number of breakpoints":"16","Number of connections":"32","Number of startup OBs":"2; OB 100, 102","Open IE communication":"Yes","RCM (formerly C-TICK)":"Yes","Retentivity available":"Yes","User-defined websites":"Yes","Number of HTTP clients":"5","Of Which In Line, Max.":"256","PROFINET IO Controller":"Yes","S7 basic communication":"No","System functions (SFC)":"see instruction list","With 100 Ms Grid, Max.":"1","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.":"12.5 ns","Integrated (For Program)":"8 Mbyte","Number of DPV1 alarm OBs":"3; OB 55-57","Number of GD loops, max.":"16","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":"8; OB 10-17","Process control messages":"Yes","Size of GD packets, max.":"54 byte","For Word Operations, Typ.":"12.5 ns","Global data communication":"No","Number of DP slaves, max.":"125","Number of delay alarm OBs":"4; OB 20-23","Number of variables, max.":"512","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","Plug-in interface modules":"IF 964-DP (MLFB: 6ES7964-2AA04-0AB0)","Point-to-point connection":"No","Automatic Baud Rate Search":"No","Hardware clock (real-time)":"Yes","Number of other interfaces":"1; PROFIBUS DP with IF 964-DP (plug-in option; MLFB: 6ES7964-2AA04-0AB0)","Number of RS 485 interfaces":"1; Combined MPI / PROFIBUS DP","Number of connections, max.":"94","Number of process alarm OBs":"8; OB 40-47","Process diagnostic messages":"Yes","S7 communication, as client":"Yes","S7 communication, as server":"Yes","User data consistency, max.":"1 024 byte","from interface 5 V DC, max.":"90 mA; At each DP interface","usable for OP communication":"95","usable for PG communication":"95","usable for S7 communication":"94","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.":"10","User data per submodule, max.":"1 024 byte","additional within an error OB":"2","reserved for OP communication":"1","reserved for PG communication":"1","reserved for S7 communication":"0","Keep-alive function, supported":"Yes","Number of connection resources":"32","Number of cyclic interrupt OBs":"9; OB 30-38 (shortest cycle that can be set = 500 µs)","Number of isochronous mode OBs":"4; OB 61-64","Number of expansion units, max.":"21","Number of synchronous error OBs":"2; OB 121, 122","from backplane bus 5 V DC, max.":"1.6 A","from backplane bus 5 V DC, typ.":"1.3 A","For Fixed Point Arithmetic, Typ.":"12.5 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.":"300 mA; 150 mA per DP interface","Number of subprocess images, max.":"15","usable for S7 basic communication":"94","Deviation per day (buffered), max.":"1.7 s; Power off","Of which IO devices with IRT, max.":"64","For Floating Point Arithmetic, Typ.":"25 ns","Number of IO Devices per tool, max.":"8; 8 parallel calls of the SFC 12 \"D_ACT_DP\" possible per line. Max. 32 IO Devices changing during operation (partner ports) are supported","Number of connectable IM 460s, max.":"6","Number of connectable IM 463s, max.":"4; IM 463-2","Switchover time on line break, typ.":"200 ms","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.":"32","Number of stations in the ring, max.":"50","Activation/deactivation of IO Devices":"Yes","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","Device replacement without swap medium":"Yes","Number of connectable IO Devices, max.":"256","Number of GD packets, transmitter, max.":"16","Number of connectable IMs (total), max.":"6","Setpoint for the CPU communication load":"20 %","Automatic Detection Of Transmission Rate":"No","Feeding of external backup voltage to CPU":"5 V DC to 15 V DC","Local port numbers used at the system end":"0, 20, 21, 25, 80, 102, 135, 161, 34962, 34963, 34964, 65532, 65533, 65534, 65535","Change of IP address at runtime, supported":"Yes; Assignment by higher-level IO-Controller or by the user program with SFB104 \"IP_CONF\"","Number of DP masters with isochronous mode":"2","simultaneously active Alarm-S blocks, max.":"1 000; Simultaneously active alarm_S/SQ blocks or alarm_D/DQ blocks","CiR synchronization time, time per I/O byte":"10 µs","User program protection/password protection":"Yes","adjustable for S7 basic communication, max.":"0","Number of connectable IO Devices for RT, max.":"256","Size of GD packet (of which consistent), max.":"1 variable","User data per job (of which consistent), max.":"240 byte","Several Passive Connections Per Port, Supported":"Yes","Number of IO Controllers with shared device, max.":"2","Number of connectable OPs with message processing":"95; When using Alarm_S/SQ and Alarm_D/DQ","Direct data exchange (slave-to-slave communication)":"No","Number of IO devices with prioritized startup, max.":"32","Number of connectable OPs without message processing":"95","Number of login stations for message functions, max.":"95; Max. 95 with Alarm_S/SQ and Alarm_D/DQ (OPs); max. 16 with Alarm, Alarm_8, Alarm_8P, Notify and Notify_8 (e.g. WinCC)","number of remote connection partners / with PROFINET CBA":"32","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.":"64/64","IO Devices changing during operation (partner ports), supported":"Yes","Number of IO Devices with IRT and the option \"high flexibility\"":"256","Number of instances for alarm 8 and S7 communication blocks, max.":"4 000","Number of archives that can log on simultaneously (SFB 37 AR_SEND)":"32","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 IO Devices that can be simultaneously activated/deactivated, max.":"8","Number of pluggable S5 modules (via adapter capsule in central device), max.":"6"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/4b882b645731c790061435772b1c7cd1.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=643489&mlfb=6ES7416-3FS07-0AB0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7416-3FS07-0AB0/alternatives.json"},"ai":{"faq":[{"question":"What programming languages does this CPU support?","answer":"It supports CFC, FBD, IRT, LAD, SCL, STL, and GRAPH — the full S7-400 programming suite. No language restrictions when migrating from older S7-400 CPUs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7416-3FS07-0AB0","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/6ES7416-3FS07-0AB0 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}}