Schneider 170PNT11020C Modicon Momentum Modbus Plus Adapter

• 170PNT11020C belongs to Schneider Electric Modicon Momentum series.
• It is a communication adapter for Modbus Plus protocol.
• Delivers 1 Mbit/s transfer rate. Handles multi-drop topology with up to 31 devices per segment.
• Supports cable length up to 5000 meters. Perfect for large distributed networks.
• LED indicators for local signaling. SUB-D9 electrical interface ensures reliable connection.

Technical Specifications

• Manufacturer & Brand: Schneider Electric
• Model & Part Number: 170PNT11020C
• Product Line: Modicon Momentum
• Communication Protocol: Modbus Plus
• Transmission Rate: 1 Mbit/s
• Topology: Multidrop, up to 31 nodes per segment
• Cable Length Capacity: 5000 m (max)
• Electrical Connection: SUB-D9
• Local Signaling: LED indicator
• Protection Class: IP20 (indoor use)
• Electromagnetic Immunity: 8 kV resistance to fields
• Environmental Tolerance:
  • Operating Humidity: ≤80% non-condensing
  • Storage Humidity: ≤80% non-condensing
  • Max Operating Altitude: 1000 m above sea level
• EAN Code: 3595863798586

Installation Guide

• Mount adapter in IP20 rated enclosure (indoor dry location).
• Connect via SUB-D9 port to Modbus Plus network.
• Set device address (0-31) respecting segment limit. Use multi-drop bus topology.
• Cable length up to 5000 m. Follow shielding guidelines for noise immunity.
• Power off system before wiring. Refer to Momentum installation manual.

Debug & Maintenance Convenience

• LED status indicators for network activity and fault diagnosis.
• Quick replace and play design. No complex reconfiguration.
• Compatible with standard Modbus Plus diagnostic tools.
• Easy access to SUB-D9 connector for periodic line checks.

Compatibility

• Works with any Modbus Plus master device (PLC, HMI, SCADA).
• Seamlessly integrates with Modicon Momentum I/O modules.
• Also compatible with Modicon Quantum systems via gateway.
• Supports third-party Modbus Plus devices adhering to same specs.

Certifications & Compliance

• CE marked. Meets European EMC directive.
• UL recognized for industrial control equipment.
• RoHS compliant – free of hazardous substances.
• Electromagnetic compatibility: immunity 8 kV (IEC 61000-4-2).
• Protection rating IP20 (IEC 60529).

Packaging List & Warranty

• Package contains: 1 x 170PNT11020C adapter unit, product quick start guide.
• 12 months warranty from date of shipment. Covers manufacturing defects.
• Technical support via email/WhatsApp. Free replacement for DOA.

Shipping Methods (Express Delivery)

• FedEx – Worldwide priority (2-5 business days).
• UPS – Express Saver or Expedited options.
• DHL – International door-to-door tracking.
• All shipments insured. Tracking number provided within 24h.

Typical Applications

• Factory automation networks with Modbus Plus architecture.
• Building management systems connecting remote I/O stations.
• Water treatment plants up to 5 km distance between devices.
• Energy management and substation control.

Diagnostic Capability

• On-board LED shows power, communication active, and error status.
• Detects cable breaks, node failure, or baud rate mismatch.
• Works with Modbus Plus network analyzers for deep diagnostics.
• Fault isolation per segment – quick troubleshooting.

Frequently Asked Questions (FAQ)

• Question: What is max number of adapters per Modbus Plus segment?

  Answer: Up to 31 devices including the 170PNT11020C.

• Question: Does this adapter work with Modicon M340?

  Answer: Yes using Modbus Plus coupler or gateway. Native integration with Momentum & Quantum.

• Question: Cable type recommendation?

  Answer: Use shielded twisted pair cable (Belden 9842 or equivalent).

• Question: Can I use repeater for longer distance?

  Answer: Yes, Modbus Plus repeaters extend total length beyond 5000 m.

Experience-based Q&A (Field Notes)

• Question: Why does LED stay red after power-up?

  Answer: Usually network address conflict or cable short. Verify each device has unique ID (1-31).

• Question: How to improve noise immunity in high-EMI factory?

  Answer: Keep SUB-D9 shield connected to earth ground. Use ferrite clamps on cable.

• Question: Does adapter support hot swapping?

  Answer: Not recommended. Power down before removing or inserting.

• Question: Longest reliable segment without repeater?

  Answer: At 1 Mbit/s, max 5000 m with 31 nodes following proper termination.

Selection Guide (Buying Advice)

• Choose 170PNT11020C if you need legacy Modbus Plus backbone.
• For greenfield projects, consider newer Ethernet adapters unless existing network demands Modbus Plus.
• Check your segment length and device count: within 5000 m and 31 nodes per segment.
• Requires IP20 protected cabinet – not for outdoor or wet locations.
• Compatible with Momentum I/O: ideal for system upgrades.
• Contact our support for bulk pricing and cross-reference alternatives.

Contact & Support

• For inquiries or technical assistance:
  +86 158 8020 0923 (WhatsApp)
• Email: sales@plcdcshub.com | Response within 24h.
• Pre-sales consulting, datasheets, and RMA support available.

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