{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"140CPU67861","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"140CPU67861","canonicalUrl":"https://aoctrl.com/schneider/140CPU67861","factsUrl":"https://aoctrl.com/api/mcp/products/140CPU67861","rawCanonicalId":null},"summary":{"shortDescription":"Schneider 140CPU67861 Plc Expansion Modules — now discontinued, supplied from remaining surplus and broker stock.","salesMarkdown":"## Overview The 140CPU67861: It carries a fiber optic LC single-mode link for primary-secondary PLC synchronization up to 16 km, plus one Modbus Plus, one Modbus, and one USB port for local and network connectivity.","metaTitle":"Schneider 140CPU67861 Modicon Quantum Hot Standby CPU, 266 MHz, 11 MB","metaDescription":"Schneider 140CPU67861 Modicon Quantum Unity processor: 266 MHz, 11 MB RAM, Hot Standby with fiber optic link up to 16 km, discontinued since 2018-07-09. Surplus sourcing via RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":[],"specifications":{"Checks":"Hot standby Process control","Category":"18150-QUANTUM CONTROLLERS,HSBY,COMM.","Standards":"HazLoc","Clock frequency":"266 MHz","Number of racks":"2 - local","Number of slots":"10 16 4 6 2","Switch Function":"Key switch memory port on/off","System overhead":"0.2 ms fast task 1 ms master task","lifecycle_stage":"eol_hot","Local signalling":"1 LED (green) for Ethernet activity (COM) 1 LED (red) for Ethernet collision","Range of Product":"Modicon Quantum automation platform","Memory description":"Expandable 8 MB - file storage with PCMCIA card Internal RAM 11264 kB - 1536 kB for data","Analogue I/O number":"500 inputs, 500 outputs - distributed - per network Modbus Plus Unlimited (31 drops of 28 slots max) - ethernet remote I/O 1984 inputs,1984 outputs - remote 0 - local - forbidden in Hot Standby application","Discrete I/O number":"31744 inputs, 31744 outputs - remote 8000 inputs, 8000 outputs - distributed - per network Modbus Plus Unlimited (31 drops of 28 slots max) - ethernet remote I/O 0 - local - forbidden in Hot Standby application","Mode of Transmission":"Single mode","Protective treatment":"Conformal coating Humiseal 1A33","Application structure":"1 periodic fast task - forbidden in Hot Standby application 128 I/O interrupt tasks - forbidden in Hot Standby application 128 interrupt tasks - forbidden in Hot Standby application 32 timer interrupt tasks - forbidden in Hot Standby application 4 auxiliary tasks - forbidden in Hot Standby application 1 cyclic/periodic master task -","Communication Service":"Ethernet router","Electrical connection":"1 female connector SUB-D 9 for connecting to the Modbus Plus network 1 connector RJ45 for connecting Modbus bus 1 connector LC (single mode fiber optic) for interconnecting primary and secondary PLCs up to 16 km","Nbr. of units in pkg.":"1","Bus current requirement":"2760 mA","Application specific I/O":"Serial link High-speed interrupt inputs Accurate time stamping Counter","Product or Component Type":"Unity processor","Integrated connection type":"1 Modbus Plus 1 Modbus 1 USB 1 optic fibre Hot Standby","Number of optional modules":"6 Ethernet, Modbus, Modbus Plus, Profibus DP, Sy/Max)","Number of remote I/O station":"31 - 2 S908 remote I/O 31 - 2 ethernet Quantum remote I/O 31 - 2 ethernet X80 remote I/O","Maximum number of connections":"1 USB 2 AS-Interface - distributed 4 AS-Interface - remote 6 Ethernet TCP/IP - local 6 Modbus Plus - local 6 Profibus DP - local 1 Modbus RS232/485 Modbus/ASCII)","Number of instructions per ms":"10.28 Kinst/ms 100 % Boolean 10.07 Kinst/ms 65 % Boolean and 35 % numerical","Number of distributed I/O station":"63 1 3 Modbus Plus"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$9,315.00 – $21,441.11","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/6891fb44880557061b2006d9bd094eb0.pdf","sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/140CPU67861/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/140CPU67861","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/schneider/140CPU67861 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:21:01.794Z","lastPublished":"2026-09-02T08:21:01.794Z","indexable":true}}