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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 (conguration,
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.
TCP/IP Transmission Control Protocol/Internet Protocol: a set of network protocols that
provide interconnection services between computers of different hardware
architectures and operating systems. TCP/IP includes standards for communication
between computers and conventions for network interconnection and routing.
TIC Customer remote information: digital data output from ERDF meters that
permanently broadcasts the managed contractual parameters as well as the
consumption magnitudes measured by the meter.
Topic MQTT information channels that publishers use to send messages. These messages
can be read by subscribers.
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