140NOM25200 Modicon Quantum DIO Adaptor | Modbus Plus Fiber

140NOM25200 – Modicon Quantum DIO Head-End Adaptor

Single copper fiber optic adaptor for Modicon Quantum. Supports Modbus Plus and RS232. Provides 30 input / 32 output words.

Key Features

• 1 Modbus Plus fiber optic port — single copper
• 1 RS232 twisted pair port — RJ45 connector
• Transmission rate: 1 Mbit/s
• I/O capacity: 30 inputs / 32 outputs
• Power dissipation: 4 W
• Bus current draw: 750 mA

Technical Specifications

• Brand: Schneider Electric
• Model: 140NOM25200
• Series: Modicon Quantum
• Type: DIO head-end adaptor
• Wavelength: 820 nm
• Power loss budget:
  • 11 dB (62.5/125 µm)
  • 16.5 dB (100/140 µm)
  • 6.5 dB (50/125 µm)
• Optical transmission power:
  • -16…-9 dBm (100/140 µm)
  • -19.8…-12.8 dBm (50/125 µm)
  • -3.5…110.5 dBm (62.5/125 µm)
• Rise/fall time: 20 ns
• Dynamic range: 20 dB
• Detected silence: -36 dBm
• Sensitivity scale: > 30 dBm
• Minimum pulse width distortion: 5 ns

Environmental & Durability

• Operating temp: 0…60 °C (32…140 °F)
• Storage temp: -40…85 °C (-40…185 °F)
• Humidity: 95% (non-condensing)
• Altitude: ≤ 5000 m (16404 ft)
• ESD immunity: 4 kV contact / 8 kV air (IEC 801-2)
• EM field immunity: 10 V/m (80…2000 MHz, IEC 801-3)

Installation & Integration

• Mounting: Quantum backplane (rack)
• Connectors:
  • 1 x RJ45 (RS232)
  • 2 x TX/RX (fiber)
• Compatibility: Modicon Quantum I/O racks
• Supports Modbus Plus and Modbus serial protocols

Diagnostics & Maintenance

• Built-in checks: RAM, checksum, processor
• LED indicators: power, link, activity
• Fiber optic diagnostics: loss budget, sensitivity
• No special tools needed for routine checks

Application Scenarios

• Process control — chemical, oil & gas
• Power generation — turbine monitoring
• Water/wastewater — remote I/O links
• Factory automation — high-speed data exchange

Certifications & Standards

• UL 508 — industrial control equipment
• CSA Class 1 Division 2 — hazardous locations
• DNV, GL, RINA, RMRS — marine/offshore approved
• GOST, C-tick — regional compliance

Delivery & Warranty

• Warranty: 12 months (manufacturer defects)
• Shipping: 12-24 hours (business days)
• Carriers: FedEx, UPS, DHL (trackable)
• Packaged in original or anti-static packaging

Frequently Asked Questions

• Does this adaptor work with Quantum 140 CPU models?Yes, it fits all Modicon Quantum backplanes.
• What fiber type is recommended?Use 62.5/125 µm for best budget (11 dB).
• Can I use both ports simultaneously?Yes, Modbus Plus and RS232 work in parallel.
• Is configuration software needed?Use Modicon Quantum configurator or ProWORX.
• What is the maximum cable length?Up to 2000 m with 62.5 µm fiber at 1 Mbit/s.

Selection Guide

• • Choose 140NOM25200 for:
    • Modbus Plus fiber + RS232 needs
    • 30 I / 32 O word capacity
    • Marine or offshore applications

• Consider 140NOM21100 for:
  • Dual fiber ports (no RS232)
• Consider 140NOM25210 for:
  • Higher I/O word count (64/64)