SR981S/SR982S operation manual of solar pump station
Page 55 of 85
8.5 FUN Auxiliary functions
The auxiliary functions of this controller can be set under menu “FUN”; it is possible to
activate several auxiliary functions at the same time.
Note:
Sometimes, the selected function needs controller to have an extra input to connect a
temperature sensor or an extra output to control a pump or electromagnetic valve. Under
main menu “FUN”, some submenu functions maybe deactivated, so the displayed contents
for below mentioned submenu functions maybe different.
Following submenu can be access though FUN main menu
.
Paragraph
Fun. code
Function description
Adjustable range
Factory set
8.5.1
DVWG
Anti legionnaires' function
5
o
C~95
o
C
OFF
8.5.2
SFB
Switch-on/off of the solid fuel boiler
OFF/ON
OFF
8.5.2.1
SFON
Minimum switch-on temperature of
tank
10
o
C ~ SFOF-2
o
C
50
o
C
8.5.2.2
SFOF
Maximum switch-off temperature
of tank
SFON+ 2
o
C ~ 80
o
C
55
o
C
8.5.2.3
MAX3
Maximum switch-off temperature
of solid fuel boiler
MIN3+2
o
C ~ 95
o
C
60
o
C
8.5.2.4
MIN3
Minimum switch-on temperature of
solid fuel boiler
10
o
C ~ MAX3-2
o
C
30
o
C
8.5.3
PUMP1
P1 Pump operation mode selection
ONOF: switch control
PLUS: normal pump
HEA: high efficiency pump
ON/OF
switch control
8.5.3.1
nMIN
Pump1 speed adjustment (RPM)
30
～
100%
（
HEA20
～
100%
）
30%
8.5.3.2
DTS
Standard temperature difference of
pump 1 (for pump 1 speed
adjustment )
2
o
C
～
30
o
C
8
o
C
8.5.3.3
RIS
Gain for circulation pump 1 (for
pump 1 speed adjustment)
1
o
C
～
20
o
C
1
o
C
8.5.4
PUMP2
P2 Pump operation mode selection
ONOF: switch control
HEA: high efficiency pump
ON/OF
switch control
8.5.4.1
n2MN
Pump2 speed adjustment (RPM)
30
～
100%
（
HEA20
～
100%
）
100%
