Schneider Electric Modicon Quantum 140ACI04000 Modules

Name: Schneider Electric Modicon Quantum 140ACI04000 Modules
Brand: Schneider Electric

Model: 140ACI04000

Brand Schneider Electric

Series Modicon Quantum

Model 140ACI04000

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Technical Dossier

Product Details And Specifications

Schneider Electric Modicon Quantum Series Technical Notes

The Schneider Electric Modicon Quantum platform is one of the most widely deployed large-scale PLC/DCS architectures in global heavy industry. Installed across petrochemical complexes, nuclear power stations, offshore platforms, and continuous-process refineries, the Quantum rack-based system has maintained a dominant position in safety-critical automation since its commercial introduction in the early 1990s. Its S908 remote I/O bus, dual-ring redundancy capability, and IEC 61131-3 compliant Unity Pro programming environment made it the reference architecture for process industries requiring high-availability control with deterministic scan times. The 140-series module numbering convention encodes function type, channel count, and signal range directly into the part number, enabling engineers to identify module specifications without consulting datasheets. The platform supports hot-standby CPU redundancy, distributed I/O via Ethernet RIO (140NOE and 140CRP modules), and integration with Modbus Plus, Profibus DP, and DeviceNet fieldbus networks.

The Evolution of Modicon Quantum Architecture

The Quantum platform succeeded the Modicon 984 series, inheriting its Modbus communication heritage while introducing a 32-bit processor architecture and a modular backplane capable of supporting up to 16 I/O slots per local rack. Early CPU modules (140CPU11302, 140CPU43412) operated at clock speeds under 100 MHz with limited onboard memory, requiring external memory cartridges for large ladder logic programs. The introduction of the 140CPU65150 and 140CPU65160 marked a transition to Unity Pro-native firmware, enabling structured text, function block diagram, and sequential function chart programming alongside traditional ladder logic.

Ethernet connectivity was progressively integrated through the 140NOE77100 and 140NOE77101 network option modules, enabling Modbus TCP/IP communication and web-based diagnostics. The 140CRP31200 and 140CRA31200 modules introduced Ethernet RIO, replacing the legacy S908 coaxial drop cable topology with standard Cat5e infrastructure. Compatibility between legacy S908 remote I/O heads (140CRA93200) and newer Ethernet RIO adapters requires careful firmware version alignment; mixing architectures within a single project demands validation against Schneider's compatibility matrix. As of 2024, Schneider Electric has formally announced end-of-sale for the majority of 140-series modules, transitioning customers toward the Modicon M580 (BMENOC, BMEP, BMXP) platform. However, installed base volumes in long-lifecycle industries ensure continued demand for 140-series spare parts through at least 2035.

Modicon Quantum Full Catalog & Functionalities (SKU List)

Analog Input Modules

140ACI04000: Analog input, 8-channel, unipolar, 0–10 V / 0–20 mA, 12-bit resolution
140ACI03000: Analog input, 8-channel, bipolar, ±10 V / 4–20 mA, 12-bit resolution
140AII33000: Analog input, isolated, 16-channel, 4–20 mA, 16-bit resolution
140AVI03000: Analog voltage input, 8-channel, ±10 V, 12-bit, high-speed scan

Analog Output Modules

140ACO02000: Analog output, 4-channel, 0–10 V / 4–20 mA, 12-bit resolution
140ACO13000: Analog output, 8-channel, bipolar, ±10 V, 12-bit resolution
140AVO02000: Analog voltage output, 4-channel, ±10 V, 12-bit, isolated

Digital Input Modules

140DAI34000: Digital input, 32-channel, 24 VDC, sink/source, IEC Type 1
140DAI54000: Digital input, 16-channel, 115 VAC, isolated, IEC Type 1
140DAI74000: Digital input, 16-channel, 230 VAC, isolated, IEC Type 1
140DDI35300: Digital input, 32-channel, 24 VDC, fast response, 0.1 ms filter

Digital Output Modules

140DAO84010: Digital output, 32-channel, 24 VDC, 0.5 A per channel, source
140DAP84000: Digital output, 16-channel, 24 VDC, 2 A per channel, protected
140DDO35300: Digital output, 32-channel, 24 VDC, fast response, transistor
140DAO84000: Digital output, 32-channel, 24 VDC, 0.5 A, sink type

CPU Modules

140CPU65150: Quantum CPU, Unity Pro, 7 MB user memory, Modbus Plus + Ethernet
140CPU65160: Quantum CPU, Unity Pro, 7 MB user memory, dual Ethernet ports
140CPU43412A: Quantum CPU, Concept/ProWORX, 512 KB user memory, Modbus Plus

Communication & Network Modules

140NOE77100: Ethernet TCP/IP network option module, 10/100 Mbps, Modbus TCP
140NOE77101: Ethernet TCP/IP module, web server, FTP, SNMP, Modbus TCP
140CRP31200: Ethernet RIO head adapter, controls up to 31 remote drops
140CRA31200: Ethernet RIO remote adapter, drop-side module for distributed racks
140NOM21200: Modbus Plus network option module, peer-to-peer, 1 Mbps

Power Supply Modules

140CPS11420: Power supply, 115/230 VAC input, 5 VDC / 3.6 A output, local rack
140CPS21400: Power supply, 24 VDC input, 5 VDC / 8 A output, local rack
140CPS52400: Redundant power supply module, hot-swap capable, 24 VDC input

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