Schneider Electric Modicon Quantum 140 Series Modules – 140-DAI-540-00

Name: Schneider Electric Modicon Quantum 140 Series Modules – 140-DAI-540-00
Brand: Schneider Electric

Model: 140-DAI-540-00

Brand Schneider Electric

Series Modicon Quantum

Model 140-DAI-540-00

RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

Product Overview

Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.

Submit RFQ Email This Model

Datasheet Preview

Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.

Request Full Manual

Commercial Path

Use This Page To Confirm The Model, Then Move To RFQ

Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.

Technical Dossier

Product Details And Specifications

Schneider Electric Modicon Quantum 140 Series Technical Notes

The Schneider Electric Modicon Quantum 140 series is one of the most widely deployed programmable automation controller (PAC) platforms in global heavy industry. Installed across petrochemical refineries, nuclear power generation facilities, offshore oil & gas platforms, and large-scale chemical processing plants, the Quantum architecture has served as the backbone of safety-critical and process-critical control systems since the mid-1990s. Its modular backplane design, deterministic Modbus Plus and Ethernet I/O scanning, and compatibility with Unity Pro / Control Expert engineering software have made it a reference standard for distributed control system (DCS) integration in IEC 61511 and IEC 61508 environments. The 140-DAI-540-00 is a 32-channel, 24 VDC discrete input module representative of the platform's I/O density and field-hardened design philosophy.

The Evolution of Modicon Quantum 140 Series Architecture

The Quantum platform was introduced by Modicon (subsequently acquired by Schneider Electric in 1994) as a successor to the 984 series, designed to address the growing demand for high-density I/O, redundant CPU configurations, and open fieldbus connectivity. The original architecture centered on a passive backplane accepting up to 16 modules per rack, with inter-rack expansion via the RIO (Remote I/O) drop cable system using coaxial S908 bus.

First-generation CPUs (140-CPU-113-02, 140-CPU-213-04) operated on Modbus Plus as the primary peer-to-peer network. The introduction of the 140-CPU-651-50 and 140-CPU-671-60 brought integrated 10/100 Ethernet ports and support for Modbus TCP/IP, enabling migration toward modern SCADA architectures without full system replacement. The 140-NOE-771-01 and 140-NOE-771-11 Ethernet communication modules extended this capability to legacy racks lacking integrated Ethernet CPUs.

Modicon Quantum 140 Series Full Catalog & Functionalities (SKU List)

Discrete Input Modules (DI)

140-DAI-340-00: 16-channel 115 VAC discrete input, isolated, IEC Type 1
140-DAI-353-00: 16-channel 115 VAC discrete input, non-isolated, high-density
140-DAI-440-00: 16-channel 24 VDC discrete input, sink/source, isolated
140-DAI-453-00: 32-channel 24 VDC discrete input, non-isolated, standard density
140-DAI-540-00: 32-channel 24 VDC discrete input, isolated, high-density field wiring
140-DAI-553-00: 32-channel 24 VDC discrete input, non-isolated, fast response (<1 ms)

Discrete Output Modules (DO)

140-DAO-840-00: 16-channel 24 VDC discrete output, transistor, 0.5 A per channel
140-DAO-853-00: 32-channel 24 VDC discrete output, transistor, non-isolated
140-DAO-884-00: 16-channel relay output, 2 A per channel, Form C contacts

Analog Input Modules (AI)

140-AII-330-00: 8-channel analog input, 4–20 mA, 12-bit resolution, isolated
140-AVI-030-00: 8-channel analog input, ±10 V / 0–10 V, 12-bit resolution
140-ARI-030-10: 8-channel RTD/resistance input, Pt100/Pt1000, 16-bit resolution

Analog Output Modules (AO)

140-AIO-330-00: 4-channel analog output, 4–20 mA, 12-bit resolution, isolated
140-AVO-020-00: 4-channel analog output, ±10 V, 12-bit resolution

CPU Modules

140-CPU-651-50: Quantum CPU, 1 MB user memory, integrated Ethernet, Unity Pro compatible
140-CPU-671-60: Quantum CPU, 7 MB user memory, dual Ethernet, hot-standby capable

Communication & Network Modules

140-NOE-771-01: Ethernet TCP/IP communication module, 10/100 Mbps, Modbus TCP server
140-NOE-771-11: Ethernet TCP/IP module with web server and FTP, enhanced diagnostics
140-NOM-211-00: Modbus Plus network option module, peer-to-peer messaging

Power Supply Modules

140-CPS-111-00: 115/230 VAC power supply, 3.5 A at 5 VDC backplane output
140-CPS-124-00: 24 VDC input power supply, 8 A at 5 VDC, for DC-powered panels

Quality Control for the Modicon Quantum 140 Series Range

Visual inspection: PCB condition, connector pin integrity, label authenticity verification against known OEM reference samples.
Powered functional test: Each module is seated in a live Quantum test rack running a validated Unity Pro / Control Expert test program. For discrete I/O modules (including 140-DAI-540-00), all 32 channels are individually stimulated and verified for correct state reporting.
Backplane bus communication test: Module response to CPU polling is verified via Modbus Plus and Ethernet I/O scanner to confirm correct module type identification and error-free data exchange.
Analog calibration (AI/AO modules): 4–20 mA and voltage channels are verified against a calibrated reference source at 0%, 25%, 50%, 75%, and 100% of range. Offset and gain errors are documented.
Thermal soak: Modules are operated at elevated ambient temperature (50°C) for a minimum of 4 hours to screen for latent component failures prior to shipment.

Continue The Model Path

Use system, brand and series routes to compare related published models.

Move from this exact model into the matching system hub, brand archive, model-family archive or lifecycle sourcing route before sending a final RFQ list.