SR11H for solar group pump station.

APPLICATIONS CAPACITY

Max.number of collectors:2

Max.number of storage tanks:2

Max.number of relays:7

Max.number of sensors:8

Max.number of visualization application system:23

Signal port for HE pump:IPWM1,IPWM2,IPWM3

Communication port:1*rs485

RPS:1*Grundfos pressure sensor

VFS:1*Grundfos flowmeter sensor

DATE---Date setting

Light---Display lightness adjustable

Timed heat---backup heating

Circle---Hot water circulation

Sys—Application programmer

LOAD---Setup Loading tank1

LOAD2--- Setup Loading tank2

COL---Collector1

COL2---Collector2

PUMP---Pump control mode

LLOGI---Tank loading logic

COOL---Cooling function

HEATX---Thermal energy transfer between tanks.

RPH---Preheat heating return function

AUX---Auxiliary function

MAN---Manual mode

BLPR---Blocking protection function

OTDIS---Thermal disinfection function

OPARR---Parallel relay function

OHQM---Thermal energy measurement

GFDS---Registration of Grundfos sensor

Press---Press monitoring

UNIT---C-F unit switch

OSDS---SD card

REST---reset

PASS--- password set

Firmware update

Holiday function

Screen Protection

Trouble Protection

Trouble Checking

Diamension:450mm*300mm*158mm

Power supply: AC100-240V50-60Hz. .  

Power consumption: < 2.5W

Rated impulse voltage: 2.5KV

Data interface: TF(micro SD)

485 current supply: 60mA

Housing: Plastic ABS

Protection type: IP41

Protection class: 1

Degree of pollution: 2

Mounting: Wall mounting

Indication/Display: System Monitoring Display for visualization of the system TFT colorful display and background illumination.

Operation: 5 push buttons at the front cover.

Accuracy of temperature measuring: ± 0.1℃

Range of collector temperature measuring: -10oC ~220℃

Range of tank temperature measuring: 0oC ~110℃

Suitable power of pump: 6 pump possible to be connected  

Suitable power of HK (backup heating): 1pc ˂1500W .

Inputs: 8 sensors

2pcs*Pt1000 sensor (≤500℃) for collector (silicon cable≤280℃)

6pcs*NTC10K B3950 sensor (≤ 135℃) for tank (PVC cable ≤105℃)

Outputs: 7 relays for circulation pump and backup heating

3*Electronmagnetic relay Max.current 1A

3*Semiconductor relay Max.current 1A

1*Potential-free extra-low voltage relay(on/off signal)

3*PWM variable frequency output(switchable 0-10v)

Ambient temperature: -10℃~ 50℃.

Water proof grade: IP41