Description
Compact Redundant Fiber Bridge for Quantum PLCs
The 140SHS94500 hot-standby loadable switch slides into any Modicon Quantum rack and creates a fault-tolerant fiber ring in seconds.
Download the full setup guide here.
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Key Technical Facts
- Brand Schneider Electric, series Modicon Quantum, model 140SHS94500
- Device short name SHS fits standard 140 XBP 0●● racks
- One multimode ST port links up to 2 km fiber optic cable
- Switch-over time < 0.1 ms keeps your process uninterrupted
- Firmware loads through Unity Pro without stopping the CPU
- Operating range −25…70 °C, 95 % RH non-condensing
- 1 kV galvanic isolation kills ground-loop noise
- CE, UL, CSA marks assure global panel acceptance
Installation Steps
- Snap the module on the rack rail and tighten two screws
- Plug the fiber pair, observe Tx-Rx labels for polarity
- Configure the redundant link in Unity Pro Hardware Catalog
- Save, download, and toggle the CPU key to test failover
Package Contents
- 140SHS94500 module in anti-static bag
- Two ST fiber protective caps
- Fold-out multilingual wiring diagram
- Packed in recycled carton, ships FedEx, UPS, or DHL
Frequently Asked Questions
- Can I mix single-mode cable?
- Use a media converter; SHS is multimode only
- Does it need extra power?
- No, the Quantum backplane supplies 5 V
- How many nodes per ring?
- Up to 32 Quantum CPUs share one fiber loop
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