Service setting manual
65
ENG
DIVERT VALVE OPERATION BY SYSTEMS WITH TWO HEAT SOURCES
An actuator with 2-point operation mode is used to control diverting valve. Return to start
position id done via spring or with constant power supply from network.
Dot on the hydraulic schemes indicates open path of the valve when the valve is in starting
position. It is advised to make installation in a way that the open path is on solid fuel boiler or
heat accumulator or supply pipe of liquid fuel boiler supply pipe by scheme 421.
Inverted operation of output for diverting valve (R8) can be selected with parameter S5.16=1.
Such setting enables further installation possibilities of the diverting valve, as shown on pic-
tures below.
SWITCHING BETWEEN TWO HEAT SOURCES:
Parallel connection
Prefered (default) setting
S5.16=0
Alternative setting
S5.16=1
Summary of Contents for WDC Series
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