Tags

tags are the single units of data collection from a device once you connect a device to manufacturing connect edge, you add tags to that device tags map to the device's registers from which you want devicehub to collect data every device has memory registers that store sensor and system values these registers can be analog and digital, input and output register information is accessed as tags and these tags are published as topics to the internal message broker when you connect a device docid\ nm1lqfefya dsiffitity , you have the option of generating raw topics or alias topics alias topics consist of devicename and tagname instead of deviceid and tagid topics can be used for publishing and subscribing with an internal message broker raw or processed data can be analyzed at the edge using analytics docid\ dxce9032oqiligimolvlm or flows in flows manager docid\ q4jyt 6f9weaqu53lw3b you can publish data to manufacturing connect through raw topics you can add tags as follows add a tag adds a single tag for the selected device upload a csv file uploads a list of tags from a csv file browse tags search for pre defined device tags and select the ones to add see search for pre defined device tags docid\ cgqnzwwvs1sr6z1zfslqy to learn more see default topics and descriptions docid 1jgppzo6uubwbqur0sih3 for information about topic formats important if you select enable alias topics while adding or modifying a device the topic id is replaced with a name (for example, devicehub alias plc1 floattag ) devicehub stops publishing to raw topics and publishes only to alias topics manufacturing connect edge substitutes all special characters in aliases with " " (underscore) message broker allows subscribe and publish of raw/alias topics when alias topics are enabled for a device, you can't use batch write topics to use batch write topics, you must not select the enable alias topics check box in the device configuration see default topics and descriptions docid 1jgppzo6uubwbqur0sih3 for more information access tags ui you can access tags from the devicehub to access tags log in to manufacturing connect edge from the navigation panel, navigate to devicehub > tags the tags pane appears next steps add tags docid\ h5heqicxrcy3nch9kbg9i browse tags docid\ olxxodrwnlm ikp2gps 4 manage tags docid\ ofncjaqkyhmqmwkrkoxqc tag formula variables docid 4yhyz92z7ggpgswqp05tf default topics and descriptions docid 1jgppzo6uubwbqur0sih3 devicehub guides docid\ egtfvc2ux4vw9bcua7cl7 devicehub troubleshooting docid\ tp9zk wvavk59tluyrspc