The inputs, outputs and parameters of an application can be influenced in various ways. These are identified by the following symbols in this document:

Term

Description

BACnet manager

A BACnet device, which can access data in one or more connected BACnet subordinate

BACnet subordinate

A BACnet device, which can respond to requests from a single BACnet manager

MS/TP

multidrop serial/token passing

Modbus client

A Modbus device, which can access data in one or more connected Modbus server

Modbus server

A Modbus device, which can respond to requests from a single Modbus client

Pxx

Parameters of the device where xx = 00, 01, 02, etc.

RTU

Remote Terminal Unit = Standard Modbus transmission mode

The communication objects of the RDF4.. thermostats are described accordingly.

For the list of the parameters, see Control parameters.