PARAMETER CHECK AND ADUSTMENT
Parameter list
Some parameters can be checked and adjusted by the controller. Below is the parameter list.
Parameter Explanation Range Default
value
Remarks
0
Cooling water cycle temperature
value
15-35℃(59~95℉) 82℉(24℃) Adjustable
1
heating water cycle temperature
value
15-40℃(59~104℉) 82℉(24℃) Adjustable
2 The interval for defrosting 30~90Min 40Min Adjustable
3
Defrosting entry coil
temperature
-30-0℃(-22~36℉) -7℃(19℉) Adjustable
4 Defrosting-off coil temp. 2-30℃(36~86℉) 20℃(55℉) Adjustable
5 Defrosting max. lasting time 1~12Min 8Min Adjustable
6
Unit mode selection (heating
only/heating and cooling)
0~1
1(heating and
cooling)
Adjustable
7
electronic expansion valve
adjustment
0~1 1(auto) Adjustable
8 Heating target over-heat degree -15~15℃(5~59℉) 3℃(37℉) Adjustable
9 cooling target over-heat degree -15~15℃(5~59℉) -2℃(28℉) Adjustable
A Electronic expansion valve step 18~94 70*5 Adjustable
b Inlet water temp (-9~99℃)-4~210℉
Actual
Reading
C Outlet water temp (-9~99℃)-4~210℉
Actual
Reading
d Heating coil temp (-9~99℃)-4~210℉
Actual
Reading
E Return gas temp. (-9~99℃)-4~210℉
Actual
Reading
F Ambient air temp. (-9~99℃)-4~210℉
Actual
Reading
G Cooling coil temp (-9~99℃)-4~210℉
Actual
Reading
H
Electronic expansion valve
practical count
N*5
Actual
reading
L
Inlet water temp calibration
parameter
(-9.9-~9.9)14~50℉ 0℃ Adjustable
14