Solar Water Heating system Controller SR208C

Solar Water Heating system Controller SR208C 1.outer measurement:178mm*120mm*43mm 2.Trouble protection and Checking 3.ISO.CE

Solar Water Heating system Controller SR208C

Main technical data

Appearance  of  controller:   178mm×120mm×43mm

Power  supply:   AC230V±10%

Power  consumption:   <  3W

Accuracy  of  temperature  measuring:   ±2oC

Range  of  collector  temperature  measuring:   -10~220oC

Range  of  tank  temperature  measuring:   0~110oC

Suitable  power  of  pump:   3,≤  600W

Inputs:   1  x  Pt1000  sensor  (≤500oC)  for  collector  (silicon  cable≤280oC),

2  x  NTC10K,  B3950  sensor  (≤  135oC)  for  tank,  (PVC  cable  ≤105oC),

Outputs:   1  relays,  for  circulation  pumps

1  relay  for  electrical  heater

Ambient  temperature:   -10~50  oC

Main functions

1.Main  menu  DT  O  &  DT  F  Temperature  difference  function

2.Main  menu-THET  timing  heating

3.TEMP  Temperature  main  menu

4.EM  Emergency  collector  temperature

(emergency  switch-off  temperature  of  collector)

5.CMX  Maximum  limited  collector  temperature

(collector  cooling  function)

6.CMN  low  temperature  protection  of  collector

7.CFR  frost  protection  of  collector

8.SMX  Maximum  temperature  of  tank

9.REC  Tank  re-cooling  function

10.Celsius  and  Fahrenheit  temperature  transferring

11.HND  Manual  mode

12.PASS  Password  setting

13.LOAD  Recovery  to  factory  setting

14.Manual  heating

15.Temperature  query  function

16.Protection  function

18.Anti-dry  heating  Protection

19.Screen  protection

 Principle:

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Solar Water Heating system Controller SR208C