Opening Node-Red - hilscher NIOT-E-TPI51-EN-RE User Manual

Node-RED - The wiring editor
9.2

Opening Node-RED

Edge Gateway | NIOT-E-TPI51-EN-RE (Connect)
DOC170502UM07EN | Revision 7 | English | 2019-07 | Released | Public
The msg object always contains the objects .topic and .payload.
.topic identifies the message.
·
.payload contains the payload to be transported.
·
Node-RED has an ample library with already predefined nodes which are
ready for immediate use.
Node-RED categorizes nodes. The following categories of nodes exist,
e.g.:
input
·
output
·
function
·
social
·
storage
·
analysis
·
advanced
·
· cloud
· modbus
· dashboard
Nodes offer functions, e.g.:
Web-based communication
·
TCP/UDP send/receive
·
MQTT publish/subscribe
·
Serial send/receive
·
Time emitter
·
This section describes how to call Node-RED for configuring the flow within
the netIOT Edge Gateway.
Prerequisite: To login, you have to know your user name and password.
To open Node-RED, proceed as follows:
Ø Open the Edge Gateway manager (see Calling the Edge Gateway
Manager [} page 22])
Ø In the Edge Gateway manager click on the tile Node-RED.
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