JINYI SR881 - Page 32

SR881 operation instruction of solar pump station
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DTCF
15K
0.5-29.5K
0.5K
Switch-off temperature
difference of cooling function
OHDP
OFF
ON/OFF
Heat transferring by external
radiator ( only in case there is
available output)
OTST
80℃
20-160℃
1℃
Temperature set point for heat
transferring ( hysteresis 5
o
C)
OTPM
ON
OTPM
ON=pump
Logic
OTPM
OFF=Valve
logic
Pump control logic and valve
control logic
REL
R3
R3,R2
Output ports
Function setting:
OSTC (Tank cooling) setup
►Select “OSTC” function submenu,”OSTC” displays on
the screen
►Press “SET”, “OSTC OFF” displays on the screen
►Press “SET”, “OFF” blinks on the screen
►Press “+/-”, to activate this function
►Press “+”, “DTCO 20K” displays on the screen
►Press “SET”, “20K” blinks on the screen
►Press “+/-”, to adjust the switch-on temperature difference of tank cooling function
►Press “SET” or “ESC” to save the setting
►Press “+”, “DTCF 15K” displays on the screen
►Press “SET”, “15K” blinks on the screen
►Press “+/-”, to adjust the switch-off temperature difference of tank cooling function
►Press “SET” or “ESC” to save the setting
►Press “ESC” to return to previous menu
OHDP (Heat transferring) setup
►Select “OHDP” function sub-menu,”OHDP” displays on the screen
►Press “SET”, “OHDP OFF” displays on the screen
►Press “SET”, “OFF” blinks on the screen
►Press “+/-”, to activate this function, “OHDP ON” displays on the screen
►Press “+”, “OTST 80
o
C” displays on the screen