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R400 Series IndicatorsEthernet Module


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Key Highlights & Features
Product Description
  • 10/100 Base TX with Auto Negotiation
  • DHCP Client
  • Standard RJ45 connector
  • Standard USB female connector
  • Raw bi-directional ports (TCP & UDP)
  • Raw transmit only ports (TCP & UDP)
  • Web Interface

The R400 Series R420 and R423 indicators support Ethernet using the M4222 module, it can be used with application software:

  • K401 Basic Weighing
  • K402 Process control
  • K410 Filling
  • K411 Batching

Connect an R400 indicator onto a network using an Ethernet connection for:

  • Remote monitoring of indicator (for service technicians)
  • Direct connection to the indicator from your PC application using standard sockets interface, to retrieve weight readings and configure settings
  • Remote PC serial port  locate your PC away from the indicator and still access the indicator like it was connected directly to the PC on a serial port (M400-525)


  •  10 TCP and 4 UDP bi-directional server sockets to interact with network port on the R400
  • 3 TCP and 4 UDP uni-directional sockets (listening) to interact with auto-output port on the R400
  •  Simple configuration of network settings (DHCP, IP, Subnet mask, Gateway, DNS) from the R400 and web interface
  •  Ability to access indicator as a serial port on a PC using M400-525
  •  DHCP client built in for auto IP negotiation or static IP allocation


Smart Weighing

Using View400 software you can connect to an indicator via a network, either locally or remotely over the internet.  The connection is made using the IP address or Host Name of the unit.  This access then allows the usual Viewer functionality, for example:

  • Test the connection to the indicator
  • Modify the indicator setup
  • Monitor the unit

..now that's smart weighing

Product Downloads
The following files are available for download for the Ethernet Module. Ensure you select the correct documentation for your unit's software version. Check back regularly for software and other updates.

To download files, please click on a filename below. A save dialogue box should appear allowing you to specify your save location.
If a save dialogue box does not appear, right click on the link and select save target as.


 M4222 Module Manual M4222 Module Manual - 04 Mar 15 - 170KB (PDF) file - M4 22 2 Ethernet Communications Module 
 Application Note Application Note - 07 Sep 09 - 650KB (PDF) file - Indicator Setup and Scenarios 
 Com Port installation Com Port installation - 24 Feb 15 - 352KB (PDF) file - Lantronix Com Port Redirector installation Instructions 
 Com Port installation Com Port installation - 24 Feb 15 - 352KB (PDF) file - Lantronix Com Port Redirector installation Instructions