Suitable for: Suitable for Split and Pressure system, which set the flow control, heat cycle, the exhaust, pressure control, temperature display, the transfer liquid injection / discharge ,etc,Such multi-functional in one compact package of components, it have the features of easy-to-use and installation, its material and operating characteristics to take into account long time of collector in high temperature and other characteristics of the system. Main technical data Technical  data:

Dimension  of  Appearance	L42cm×W28cm×H14cm
Power  Consumption	< 4W
Accuracy of temperature measuring	±2oC
Range of collector temperature measuring	-10～200oC
Range of tank temperature measuring	0～100oC
Suitable power of pump	< 600W
Suitable power of electrical heater	<1500W
Ambient temperature	-10～50oC
Water proof grade	IP43

Main functions SYSTME(ONE  SYSTEM)
DT  O  &  DT  F    Temperature  difference  controlling  the  Solar  circuit  pump
THET  THET  Timing  heating
EM    EM  Emergency  collector  temperature（emergency  switch-off  temperature  of  collector)
CMX    CMX  Maximum  limited  collector  temperature(collector  cooling  function)
CMN    CMN  low  temperature  protection  of  collector
CFR    CFR  frost  protection  of  collector
SMX    SMX  Maximum  temperature  of  tank
REC    REC  Tank  re-cooling  function
DVWG    DVWG  Anti-Legionella  function
CIRC    temperature  controlled  CIRC  hot  water  circuit  pump
CIRC    time  controlled  CIRC  hot  water  circuit  pump
nMINv  nMIN  Solar  circulation  pump  speed  adjusting(RPM  speed  controlling)
Digital  flow  meter
Holiday  fucntion
HND    HND  Manual  mode
PASS    PASS  Password  setting
LOAD    LOAD  Recovery  to  factory  setting