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REST data interface – Groups

REST data interface – Groups If desired, the web server can manage the registered groups in order to make it easier to read a pre-defined list of variables. Otherwise, one can simply use the web server to read the variables directly. Note: Phoenix Contact reserves the right to make changes and additions in… Read More

REST data interface – Variables

REST data interface – Variables Note: Phoenix Contact reserves the right to make changes and additions in further versions that might lead to incompatibilities. Therefore it is highly recommended to call this REST data interface out of your application explicitly with the version used during development, not with the latest key. Read Variable(s) This command… Read More

REST data interface – Requests

REST data interface – Requests Overview to the requests The following table summarizes the requests and their responses that are detailed in separate sections or topics.  Command HTTP method Relative URI for PLCnext Control Query Parameters Response Service Description GET /_pxc_api/api… Read More

REST data interface – Authentication

REST data interface – Authentication This topic shows how to use the authentication service for protected resources on the PLCnext Engineer embedded HMI web server in order to use this service for making the REST data interface a protected service as well. Note: Phoenix Contact reserves the right to make changes and additions in further versions that might lead to… Read More

REST data interface – Sessions

REST data interface – Sessions If desired, the web server can track the set of active client stations based on their corresponding session information. Otherwise, the web server automatically considers each station to be anonymous. Here’s how session reports are managed. Note: Phoenix Contact reserves the right to make changes and additions… Read More

REST data interface

REST data interface Introduction In this topic you will learn about the REST-based approach of PLCnext Technology which is utilized to exchange data via HTTP with the PLCnext Control’s firmware and with data in the Global Data Space (GDS). REST, or REpresentational State Transfer, is a software architecture style consisting of guidelines and best practices for… Read More

REST data interface – Collections and dictionaries

REST data interface – Collections and dictionaries Available from firmware 2019.9 This topic shows how to retrieve the dictionaries for the REST data interface, and gives exemplary postman collections for the commands that are described thoroughly in the respective topics. Note: Phoenix Contact reserves the right to make changes and additions in further versions… Read More