Webdyn WebdynSunPM - Page 6

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USER MANUAL – WebdynSunPM
Version 2.05
préliminaire
IP
Internet Protocol
Message protocol in charge of addressing and sending TCP packets over the
network.
Lua
Script language. See http://www.lua.org/ for more details.
Modbus
Modbus is a communication protocol routinely used by industry to dialogue
with industrial equipment over a network. See http://www.modbus.org/ for
more details.
MQTT
Message Queuing Telemetry Transport
Publish-subscribe messaging protocol based the TCP/IP protocol.
MQTTS
Secure Message Queuing Telemetry Transport
NTP
Network Time Protocol
Protocol used to synchronise the local concentrator clock with a time
reference via a computer network.
DIN rail
Standard 35 mm metal rail used in racked industrial control equipment in
Europe.
RSSI
Received Signal Strength Indication
Reception power level measurement of a signal issued by a radio antenna.
RTU
RTU mode is an RS422/485 hard-wired bus for Modbus.
S0
Standardised pulse from meters (water, gas, electricity, etc.) as per the NF
EN 62053-31 standard
SFTP
SSH File Transfer Protocol
Communication protocol using a secure SSH communication protocol. Its use
is similar to FTP.
IS
Information System
Server with which the concentrator exchanges (configuration, data, alarms,
etc.)
Sunspec
Open communication protocol for inverters based on Modbus and compliant
with the SunSpec alliance standards (See https://sunspec.org/for more
details).
TCP
Transmission Control Protocol
An Internet-based connection-oriented protocol that provides data packet
segmenting services that the IP protocol sends over the network. This
protocol provides a reliable data transfer service. See also IP.