Schneider Electric 140DAI55300 Modicon Quantum Digital Input Module

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Hersteller: Schneider Electric
Produkt-Nr.: 140DAI55300
Herkunftsland:Frankreich
Produkttyp: PLC Digital Input Modules
Zahlung: T/T, Western Union
Gewicht: 990g
Abmessungen: 16.0 x 32.0 x 5.0 cm
Versandhafen: Xiamen
Garantie: 12 Monate

Operating as a high-density discrete interface within legacy automation architectures, the Schneider Electric 140DAI55300 provides 32 channels of 115VAC digital input processing for Modicon Quantum PLC systems. This module enables reliable monitoring of field sensors, limit switches, and pushbuttons, converting high-voltage AC field signals into logic-level data for the central processor. As an established component of the Modicon Quantum series, it is engineered to maintain high signal integrity in electrically noisy industrial environments.

Key Features

32 Discrete Input Channels: High-density configuration to optimize rack space and reduce overall hardware footprint.
115VAC Nominal Voltage: Designed specifically for standard utility-level control voltage interfacing.
Modicon Quantum Compatibility: Full backplane integration with standard Quantum I/O slots.
Optical Isolation: Protects sensitive control logic from high-voltage field transients and ground loops.

Industrial Applications

Power generation and utility substation monitoring.
Water and wastewater treatment plant control systems.
Heavy material handling, conveying, and sorting systems.
Legacy PLC system maintenance, retrofits, and spare parts provisioning.

Technical Specifications

Parameter	Specification Value
Manufacturer	Schneider Electric
Model Number	140DAI55300
Product Series	Modicon Quantum
Module Type	Discrete Digital Input Module
Number of Inputs	32
Nominal Input Voltage	115 VAC
Product Lifecycle Phase	Phase-Out / Legacy
Commodity Code	85389091
Shipping Weight (Calculated)	0.99 kg
Package Dimensions (Calculated)	16.0 x 32.0 x 5.0 cm

Empirical Engineering Insights

Alternative Models & Compatibility

The 140DAI55300 is a dedicated component of the Modicon Quantum legacy platform. Because this series is in its phase-out lifecycle, direct replacements are increasingly limited. When planning long-term system support, ensure physical spare inventory is maintained, or consult with an automation engineer to evaluate migration paths to the Modicon M580 platform using dedicated upgrade kits.

Application Pitfalls & Engineering Notes

High-density AC input modules generate localized thermal dissipation within the enclosure. Ensure that the cabinet ventilation or active cooling is sufficient to keep the ambient temperature around the Quantum rack within OEM specifications. Avoid routing high-voltage 115VAC field wiring in the same wire duct as low-voltage DC communication or analog signal cables to prevent capacitive coupling and signal noise.

Commissioning & Wiring Tips

Always utilize the correct 40-pin terminal block for field connections. Verify that the external AC neutral reference is securely connected to prevent floating voltages on unused input channels, which can cause false "ON" states in the PLC register. Shielded cabling is recommended for long field runs to minimize induced voltages from adjacent power conductors.

Installation Guidelines

CRITICAL WARNING

Before installing, removing, or wiring any Modicon Quantum module, ensure all primary and auxiliary power sources to the rack and field devices are completely de-energized. Failure to isolate power can result in severe electrical shock, equipment damage, or unexpected machine operation.

Inspect the module for any physical damage sustained during transit, paying close attention to the backplane connector pins.

Align the module with the target slot on the Modicon Quantum backplane and slide it firmly into place until the locking mechanism engages.

Secure the module to the rack using the integrated mounting screws to ensure proper grounding and mechanical stability.

Attach the pre-wired 40-pin terminal block to the front of the module, ensuring the connector is fully seated and locked.

Key Features:

#Digital Input Modules #Modicon Quantum

What is the nominal input voltage rating for the 140DAI55300?

The module is designed to operate with a nominal input voltage of 115 VAC.

How many input channels does this Modicon Quantum module provide?

It features 32 discrete digital input channels grouped for high-density field wiring.

Is the 140DAI55300 module still in active production?

No, this module is in the phase-out/legacy lifecycle phase. It is primarily sourced as a high-quality spare part for existing installations.

Does this module include the front 40-pin terminal block?

Typically, the 40-pin terminal block is sold separately as an accessory. Verify with your sales representative if you require the connector block.

Globaler Expressversand

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Expressversand: Versand am selben Tag für vorrätige Bestellungen, die vor 14:00 Uhr (GMT+8) eingehen.
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TECHNICAL SPECIFICATIONS

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Schneider Electric 140DAI55300 Modicon Quantum Digital Input Module