Skip to main content

CIP Ethernet/IP Communication

The CIP Communication establishes a connection to a controller via the Ethernet/IP protocol.

Configure the parameters as below.

Upon success the service

  • Shows the device's ...ip address... name big on top
  • Shows "Connected" in the green pill right next to it (this pill shows the connection status in general)
  • Starts reading the data tree immediately

overview.png

Prerequisites

To establish a CIP Communication the following must be available in the local network

  • Target Device (controller) with Ethernet/IP access via an IP address
    • A running PLC Program on the target device
    • Data defined in a Symbol Configuration and at least one symbol set with read and/or write access

Parameters

VariableData TypeDescription
General
NameDescriptive Name for each connectionThis name will be used as root node for this connection e.g. in Data Explorer and HELIO NOA Connection
Sampling RateHow often data is expected from this connectionThis is a hint to the communication app; it is up to the app if it can fulfil this sampling rate. The communication will send data at it's own discretion.
Device Connection
AddressIP addressIP address of target device (may be localhost or 127.0.0.1 if the gateway runs on the same device)
Output valuesread-only
NameStringCodesys Name as returned on successful connection
ConnectedBooleanReflects the state of the connection: TRUE iff the connection is completely established
Connection StatusStringReflects the detailed state of the connection, shown in the pill on top of the screen ('Disconnecting', 'Connecting', 'Connected', ...)

Example Settings

Allan Bradley

*** tbd ***

Rockwell

*** tbd ***

Omron

*** tbd ***

Troubleshooting

Potential Issues

  • ... when there are any ...