SR528Q Controller

Product name:SR528Q Controller
Display Size:130 mm × 130 mm × 25 mm
Controller Size:200 mm × 140 mm × 43 mm
Apply to:Separated Pressurized Solar System
Guarantee Period:1 Year

Categories: Wireless Controller For Separated Pressurized Hot Water Heater Tags: Controller
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Max.number of collectors:1
Max.number of storage tanks:1
Max.number of relays:4
Max.number of sensors:5
Max.number of application system:1

Size of Display: 130mm x130mm x25mm
Size of Controller: 200mm x140mm x43mm
Power supply: AC100-240V,50-60Hz. .
Power consumption: < 1.8W
Accuracy of temperature measuring: ± 2°C
Range of collector temperature measuring: -10°C ~220°C
Range of tank temperature measuring: 0°C ~110°C
Suitable power of pump: 3 pumps possible to be connected, power of each pump < 300W .
Suitable power of electrical heater: 1pc ˂= 1500W .
Inputs: 4 sensors,
1pcs*Pt1000 sensor (≤500°C) for collector (silicon cable≤280°C),
3pcs*NTC10K, B3950 sensor (≤ 135°C) for tank, (PVC cable ≤105°C),
Outputs:4 relays, for circulation pumps or 3-way electromagnetic valve
Ambient temperature:-10°C ~ 50°C.
Water proof grade: IP40.
Products name Quantity
Display 1 piece
Controller 1 piece
User manual 1 piece
PT1000 sensor ( φ6*50mm, cable length 1.5m) 1 piece
NTC10K sensor (φ6*50mm, cable length 3m) 4pieces
Mounting accessories ( expansion screw, clamps) 1 piece
Power cable 1 piece

Timing heating
Energy save mode
Temperature / time setting for DHW circulation pump
“ON/OFF” Manual for DHW circulation pump
Wireless connection(Code match between controller and display)
Temperature difference control 1*ΔT
Collector emergency shutdown
Collector cooling function
Collector low temperature protection
Collector frost protection
Tank re-cooling function
RPM speed controlling(1*semiconductor)
Thermal energy measuring
Pump interval functions.
Celsius and Fahrenheit temperature switch
Maximum temperature of tank ( 1*storage tank)
Anti-Legionella function
High temperature by-pass function(Collector cooling down)
COMM Communication function menu
Holiday function
Manual Control( for 4 outputs:P1,P2,R1,H1)
Password setting
Recovery to factory setting
Manual Heating
Temperature query function
Memory Protection
Screen protection
Trouble shooting
Trouble protection
Trouble checking

SR528Q working principle drawing

SR528Q front view SR528Q controller lateral view

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