490NOR00003

Configured for high-speed optical signal transmission in deterministic Ethernet networks, the Schneider Electric 490NOR00003 (490NOR00003 Ethernet ConneXium Cable) provides direct physical execution between field switches and automation controllers. It establishes interference-free duplex optical connections without exposing signals to electromagnetic attenuation.

Hardware Specifications

Parameter	Specification
Model	490NOR00003
Brand	Schneider Electric
Origin	France
Weight	116.0 g
Dimensions	Packaging: 300 mm x 180 mm x 55 mm
Operating Temp	-20 to +70 deg C
Power Consumption	Passive component (0 W)
Cable Length	3.0 m (9.8 ft)
Connector Type	2 x MT-RJ Connectors
Core Material	Glass Fiber Optic
Network Compatibility	Ethernet ConneXium / Profinet / EtherNet/IP
Platform Compatibility	Modicon M340, Modicon Premium, Quantum

Deterministic Network Integrity & Fiber Performance

The cable interface relies on glass fiber core architecture designed to minimize signal attenuation and eliminate ground loops in noise-heavy industrial environments. Utilizing MT-RJ dual-fiber connectors, the physical assembly enforces precise optical alignment to ensure deterministic network communications over industrial Ethernet backplanes. The ruggedized jacketing protects the glass fiber paths against mechanical stress while maintaining full compatibility with Schneider Electric ConneXium active switches, transceivers, and programmable automation controllers.

Frequently Asked Questions

Q: Does this passive fiber cable consume power from the switch or module interface?

A: No. The cable is a completely passive glass optical assembly and draws zero backplane or terminal power.

Q: What is the minimum bend radius restriction during installation?

A: Standard industrial glass fiber cables require a minimum dynamic bend radius of 20 times the outer cable diameter during pull, and a minimum static bend radius of 10 times the outer diameter once fixed in position to prevent micro-fracturing of the glass core.

Q: Can MT-RJ connectors be hot-swapped while the network switch is energized?

A: Yes. Optical transceivers and MT-RJ connectors can be inserted or disconnected while live without electrical disruption or damage, provided proper dust protection is maintained on exposed ferrules.

Field Installation Guidelines

• Ensure the optical connectors and transceiver ports are clean before insertion. Use dedicated lint-free optical wipes and isopropyl alcohol to clean the MT-RJ ferrules.
• Maintain minimum bend radius limits along cable conduits to avoid signal loss and glass core damage.
• Apply dust covers to any un-terminated MT-RJ connectors immediately upon removal to prevent particulate contamination of the fiber tips.
• Avoid pulling the cable assembly by the MT-RJ connector bodies or strain-relief boots during wire tray routing.

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