140CRA31200 Schneider Ethernet RIO Drop Adaptor

140CRA31200 Schneider Ethernet RIO Drop Adaptor | New & Original Stock

Availability: 94 left in stock

Schneider 140CRA31200 Modicon Quantum Ethernet RIO Drop Adaptor The Schneider 140CRA31200, also cataloged as the 140CRA31200 Ethernet RIO Drop Adaptor,...

SKU: 140CRA31200

Manufacturer: Schneider
Product No.: 140CRA31200
Product Type: Remote I/O Head Modules
Product Origin: France
Payment:T/T, Western Union
Weight: 554g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Schneider 140CRA31200 Modicon Quantum Ethernet RIO Drop Adaptor

The Schneider 140CRA31200, also cataloged as the 140CRA31200 Ethernet RIO Drop Adaptor, operates as a dedicated hardware component for remote I/O data collection and synchronization within Modicon Quantum automation platform networks. The hardware resides in a remote I/O chassis to aggregate local input module states and transmit them directly to the main processor rack via an upstream head adaptor. Simultaneously, the component processes incoming network packets to update localized output module channels, enforcing structured cyclic updates across a multi-drop field topology.

Hardware Specifications

Parameter	Specification
Model	140CRA31200
Brand	Schneider Electric
Origin	France
Weight	0.554 kg (1.221 lbs)
Dimensions	167 mm x 50 mm x 152 mm
Operating Temp	0 to 60 deg C
Storage Temp	-40 to 85 deg C
Power Consumption	750 mA maximum at 5 VDC backplane reference
Number of Ports	3 ports
Port Interfaces	Ethernet IP/Modbus TCP service port, Ethernet IP/Modbus TCP device network
Communication Protocols	Ethernet IP, Modbus TCP
Network Topology	Daisy chain loop / Star configuration
Hardware Compatibility	140CRP31200 Remote I/O Head Module
Relative Humidity	93 % non-condensing
Environmental Rating	Standard industrial environment (IP20)
Hazardous Area Class	Class I Division 2 / EN/IEC 61131-1
Mounting Support	Standard Modicon Quantum rack slot

Deterministic Network and Backplane Bus Communications

The Schneider 140CRA31200 utilizes an integrated communications processor configured to match standard backplane bus communication velocity licenses. This internal architecture converts backplane parallel I/O transactions into high-speed serial networks without adding phase lag or variable jitter.

To ensure message transmission across Profinet / EtherNet/IP deterministic networks, the module maps local slot data directly into Modbus TCP or EtherNet/IP frames. The 3-port design supports a physical daisy chain loop topology managed by internal fault recovery protocols. Consequently, if a physical line fracture occurs, the adaptor switches its path orientation within milliseconds, preventing drop communication loss and maintaining rigorous I/O density scaling targets.

Frequently Asked Questions

Q: Does the 140CRA31200 support hot-swapping while the remaining remote rack modules are active?

A: No. Removing or inserting this adaptor while backplane power is applied disrupts the internal communication bus lines. This creates an immediate open-loop fault state, which prompts all adjacent I/O modules to switch instantly to their predefined fail-safe shutdown values.

Q: How do the integrated diagnostic LEDs signify an IP address assignment conflict?

A: The module status (Mod Status) and network communication status (Net Status) LEDs flash red/green in specific patterns when a duplicate node identity or an invalid subnet configuration blocks the registration sequence with the 140CRP31200 head module.

Q: What is the purpose of the third service port on the front face of the module?

A: The dedicated service port allows an engineer to connect a local programming terminal or diagnostic network analyzer directly to the Modbus TCP structure without disconnecting the active daisy chain loop network cables.

Field Installation Guidelines

Disconnect all primary power feeding the remote rack assembly before pushing the adaptor into the designated controller slot.
Secure the top and bottom grounding screws into the chassis frame to verify that the integrated RF shielding tabs contact the grounded backplane plate completely.
Verify that the Ethernet cables used for the daisy chain loop match Category 5e or higher shielding specifications to maintain acceptable noise margins.
Maintain a minimum separation distance of 30 cm between the network data runs and heavy inductive elements such as AC motor lines or variable speed drives.
Validate the device node address switches on the hardware body prior to insertion, ensuring they match the exact drop identification index specified in the master processor configuration software.

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