NU-DN1 Keyence DeviceNet Network Unit NU Series Communication Module

NU-DN1 Keyence DeviceNet Network Unit – Communication Module for NU Series

Technical Specifications

• Brand: Keyence | Model: NU-DN1 | Series: NU
• DeviceNet interface supports I/O polling and explicit messaging protocols
• Node address range spans 0 to 63 with automatic baud rate selection
• Baud rates include 500 kbps, 250 kbps, and 125 kbps for flexible deployment
• Maximum cable length reaches 100 m at 500 kbps and 250 m at 250 kbps
• Sensor connection supports up to 16 N-bus compatible amplifier units
• Total passing current stays at 1,200 mA or less across connected sensors
• Supply voltage ranges from 11 to 25 VDC via the DeviceNet power supply
• Power consumption remains at 1,480 mW or less (60 mA max at 24 V)
• Operating temperature spans -20 to +55 °C with no freezing allowed
• Relative humidity range covers 35 to 85% RH without condensation
• Weight measures approximately 0.065 kg including connectors

Installation Guide

• Mount the NU-DN1 on a DIN rail or panel inside your control cabinet
• Connect the 5-pin DeviceNet port to your network trunk line
• Attach N-bus sensor amplifiers using the wiring-saving connector
• Keep total sensor current below 1,200 mA to protect the unit
• Set the node address between 0 and 63 before powering the network
• Let the unit auto-detect baud rate, or match it to your network speed
• Verify cable length stays within limits for your chosen baud rate
• Confirm the 11 to 25 VDC supply comes from the DeviceNet power line
• Check ambient temperature stays within -20 to +55 °C during operation

Package Contents

• One NU-DN1 DeviceNet communication unit
• DeviceNet 5-pin connector
• N-bus wiring-saving connector
• Quick installation reference sheet

Shipping

• We ship orders via FedEx, UPS, and DHL for global delivery
• Most orders leave our warehouse within 5 business days
• We keep this unit in stock for immediate fulfillment

FAQ

• Q: What is the maximum number of sensor amplifiers I can connect?
  A: You can connect up to 16 N-bus compatible amplifier units to the NU-DN1.
• Q: Does the unit detect baud rate automatically?
  A: Yes, it supports automatic selection among 500, 250, and 125 kbps.
• Q: What supply voltage does this unit require?
  A: It draws 11 to 25 VDC from the DeviceNet power supply line.
• Q: How much current can the connected sensors draw?
  A: Total passing current must stay at 1,200 mA or less.
• Q: What is the operating temperature range?
  A: The unit works from -20 to +55 °C without freezing.
• Q: What is the maximum cable length at 500 kbps?
  A: The cable can reach 100 m at 500 kbps.
• Q: Is the unit in stock and how fast do you ship?
  A: Yes, we have it in stock and ship within 5 days via DHL, FedEx, or UPS.
• Q: What is your return policy?
  A: We accept returns within 30 days. All units are brand new and original.
• Q: How much does the unit weigh?
  A: It weighs approximately 0.065 kg including connectors.