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Quick Details

Application: Water Heater Controller
Brand Name: Tricorpower
is_customized: Yes
Model Number: SR868C8
Unit Type: piece
Package Size: 35cm x 23cm x 18cm (13.78in x 9.06in x 7.09in)
Package Weight: 2.0kg (4.41lb.)

Specifications

sunhome technology

SR81 Intelligent Controller for Split Pressurized Solar Hot Water System updated version of SR868C8

868c8-1

Smart Solar Water Heater Controller SR81

 -----for Temperature Controller of Split Solar Water Heater System

 

 

 A BRIEF DESCRIPTION


Old SR868C8 updated version
Temperature measurement accuracy:0.1C
10 push buttons at the front cover.
With separately keypad

 

APPLICATIONS CAPACITY


Max.number of collectors:1
Max.number of storage tanks:1
Max.number of relays:4
Max.number of sensors:5
Max.number of visualization application system: 1
FRT:1* Rotary vane type electron flow meter

 

 

TECHNICAL DATA


Size of Keypad:120mm x 120mm x 18mm
Size of Controller(1.5KW version): 187mm x128mm x46mm
Size of Controller(3KW version): 218mm x165mm x55mm
Size of Controller(4KW version): 218mm x165mm x55mm
Power supply: AC100-240V,50-60Hz. .  
Power consumption: < 2.5W
Rated impulse voltage: 2.5KV
Housing: Plastic ABS
Protection type: IP41
Mounting: Wall mounting
Operation: 10 push buttons at the front cover.
Accuracy of temperature measuring: ± 0.1oC
Range of collector temperature measuring: -10oC ~220oC
Range of tank temperature measuring: 0oC ~110'C
Suitable power of pump: 3 pump possible to be connected  
Suitable power of HK (backup heating):
1pc(1.5KW version)<1.5KW
1pc(3KW version) <3KW----8usd more
1pc(4KW version) <4KW----10usd more
Inputs: 5 sensors
1pcs*Pt1000 sensor (≤500'C) for collector (silicon cable≤280oC),
4pcs*NTC10K, B3950 sensor (≤ 135'C) for tank, (PVC cable ≤105'C),
1*FRT Rotary vane type electron flow mete

Outputs: 4 relays, for circulation pump and backup heating
3*Electronmagnetic relay, Max.current 2A
HK relay(1.5KW version):10A
HK relay(3KW version):15A
HK relay(4KW version):20A
Ambient temperature: -10'C ~ 50'C.
Water proof grade: IP41

Main Function

DATE---Date setting
Timed heat---backup heating
Circle---Hot water circulation
LOAD---Setup Loading tank1
COL---Collector1
PUMP---Pump control mode
COOL---Cooling function
AUX---Auxiliary function
MAN---Manual mode
BLPR---Blocking protection function
OTDI---Thermal disinfection function
FS---Flow meter type selection.
UNIT---C-F unit switch
RST---factory setting
PASS--- password set
Holiday function
Screen Protection
Trouble Protection
Trouble Checking

 

System

81Q

Packing list 

 

1 x SR81 controller 

1 x accessory bag  

1 x user manual  

1 x PT1000 temperature sensor (φ6*50mm,cable length 1.5meter)

2 x NTC10K temperature sensor (φ6*50mm,cable length 3meter)

1 x 10A power cable (Note: controller for 3000W electrical heater has no power cable delivered, user should prepare a cable of 2.5mm2)

Note: 

there are 4 inputs for NTC10K, B=3950 temperature sensor, but only 2 sensors are included in the standard delivery list; the other one should be purchased separately by customer if necessary.

 

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