IV4-CU1 Keyence Communication Unit – IV4 Series

IV4-CU1 Communication Unit from Keyence IV4 Series

Technical Specifications

• Brand: Keyence
• Model: IV4-CU1
• Series: IV4 Series
• Category: Communication unit
• Compatible sensors: IV4-400CA/IV4-500CA/IV4-600CA and IV4-400MA/IV4-500MA/IV4-600MA
• Supported networks: PROFINET (Conformance Class C), EtherCAT (CoE), TCP/IP no-procedure comm, SNTP client, FTP client, SFTP client, OPC UA server, MQTT client, HTTP and HTTPS
• Ethernet speed: 100 Mbps
• Connector: M12 (D) 4-pin female, two ports
• Built-in ports: 2 x M12 D-coded 4-pin Ethernet
• Communication expansion: None
• Supply voltage: Power supplied via the connected sensor
• Operating temperature: 0 to +50°C with no freezing
• Relative humidity: 85% RH or less with no condensation
• Protection rating: IP67, applicable only when mounted to a sensor
• Vibration resistance: 10 to 500 Hz at 0.816 G²/Hz in X, Y and Z directions
• Shock resistance: 500 m/s², three times in each of six directions
• Weight: Approx. 210 g
• Lifecycle status: Active, with official Keyence production status confirmed (last verified 2026-09)

Build Materials and Construction

• The front case and back cover use PBT for strong electrical insulation.
• The transparent back lid uses PES and lets operators check status easily.
• The rear case uses aluminum die-casting for rigidity and heat spread.
• The Ethernet connector uses copper alloy with gold plating for stable signals.
• The nameplate and waterproof connector cap use PC material.
• The unit meets IEC61340-5-1 for ESD safety on sensitive lines.

Installation Guide

• Mount the unit directly to a compatible IV4 camera body.
• Tighten the mount fully so the IP67 seal engages correctly.
• Fit the waterproof caps on any unused M12 port.
• Connect the M12 D-coded cables to your PROFINET or EtherCAT network.
• The connected sensor supplies power, so no separate supply is needed.
• Set the network parameters in the camera software before startup.
• Keep ambient temperature between 0 and +50°C and avoid condensation.
• Confirm link status on both ports before you start production.

Key Benefits

• PROFINET Conformance Class C and EtherCAT CoE cover most factory networks.
• OPC UA server and MQTT client support modern data collection setups.
• FTP, SFTP and SNTP clients simplify file transfer and time sync.
• Dual M12 ports allow daisy-chain wiring and reduce cable runs.
• IP67 protection keeps the unit reliable in wet and dusty areas.
• The 210 g aluminum body handles shock and vibration well.

Package Contents

• One Keyence IV4-CU1 communication unit
• One waterproof Ethernet connector cap set
• One quick start guide

Shipping and Support

• We ship worldwide by FedEx, UPS and DHL.
• We dispatch orders within 5 days after payment clears.
• We accept returns within 30 days of delivery.
• We supply new original units only.

FAQ

• Q: Which cameras work with the IV4-CU1?
  A: It supports IV4-400CA/IV4-500CA/IV4-600CA and IV4-400MA/IV4-500MA/IV4-600MA cameras.
• Q: Which industrial networks does it support?
  A: It supports PROFINET Conformance Class C and EtherCAT CoE.
• Q: What Ethernet speed does it offer?
  A: The unit runs at 100 Mbps on both M12 ports.
• Q: What connector type does it use?
  A: It uses two M12 D-coded 4-pin female connectors.
• Q: Does it need a separate power supply?
  A: No, the connected sensor supplies power to the unit.
• Q: What is the protection rating?
  A: It reaches IP67 when mounted correctly to a sensor.
• Q: What is the operating temperature range?
  A: The unit works from 0 to +50°C with no freezing.
• Q: How much shock can it withstand?
  A: It handles 500 m/s² three times in each of six directions.
• Q: Does it support OPC UA and MQTT?
  A: Yes, it includes an OPC UA server and an MQTT client.
• Q: How heavy is the unit?
  A: It weighs approximately 210 g.
• Q: Do you keep stock on hand?
  A: Yes, we hold stock and ship within 5 days.
• Q: Can I return the unit?
  A: Yes, we accept returns within 30 days.

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