P.W. KEY rt-208gt, Operating Manual

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Table of contents.
Introduction..................................................................................................... 3
Description of the RT-208GT controller........................................................... 4
Description of display symbols........................................................................ 5
Summary of the RT-208GT operation............................................................. 6
Operation of the RT-208GT............................................................................. 7
User's parameters preview and setting........................................................... 7
Night and daytime temperature....................................................................... 7
Program selection........................................................................................... 7
Program edition (PRG 1, PRG 2, PRG 3, manual control program)............... 8
Enforcing a change in the mode of work when a time scheduled program
is under operation........................................................................................... 8
Manual control program.................................................................................. 9
Programs copying........................................................................................... 9
Date and time.................................................................................................. 9
Display settings............................................................................................... 10
Service parameters preview and setting......................................................... 10
Language selection......................................................................................... 10
Temperature range.......................................................................................... 10
Activation threshold......................................................................................... 10
Boiler alarms................................................................................................... 11
Connection with the boiler controller............................................................... 11
Sensors........................................................................................................... 12
Sensors correction.......................................................................................... 14
Service password............................................................................................ 14
Default settings............................................................................................... 14
Antifreeze program......................................................................................... 14
Technical specification.................................................................................... 15
Schematics of connecting the RT-208GT to the RS-485 data transmission
connector.........................................................................................................16
Schematics of connecting the RT-208GT to the RK-2006LPG/LPG2 boiler
controller..........................................................................................................17