109
SMG2-2 SMG1-1 SMG1-2
Function
Digital tube display
15 (F)
0
2
Pipe length selection
0: Middle pipe length;
1:Short pipe length;
2: Long pipe length.
15 (F)
1
2
Defrost in selection
0: Area hard to defrost;
1: Area easy to defrost;
15 (F)
2
2
Defrost exit selection
0: Normal defrost;
1: Strength defrost (extend the defrosting
time);
15 (F)
3
2
Start mode prior selection
0: First opened in priority;
1: Later opend in priority;
2: Cooling in priority;
3: Heating in priority
15 (F)
4
2
Power suppression operation
control mode selection (no
connection with I/O board)
0: According to E2 (no outer siginal);
1: According to outer DRM
15 (F)
5
2
Power suppression operation
control mode selection (E2
with no outer siginal) (no
connection with I/O board)
11 levels in total, level 0 is 0%, level 10 is
100%
15 (F)
6
2
Operation mode
0: heat pump;
1: cooling only;
2: heating only
15 (F)
7
2
Power suppression operation
control mode selection
(according to the limit value
of I/O board)
11 levels in total, level 0 is 0%, level 10 is
100%
15 (F)
8
2
Module low power selection
0: OFF;
1: ON
15 (F)
9
2
Modbus protocol selection
0: Outdoor control board passively respone;
1: Outdoor control board actively siginalling;
2: Knotbase EP485
3: Standard modbus protocol
15 (F)
10 (A)
2
LEV fault masking selection 0: Nromal detect fault
1: Mask fault
15 (F)
11 (B)
2
2-way valve interlock "three
no" installation mode special
control selection
0: OFF;
1: ON
15 (F)
12 (C)
2
Power limit operation control
mode selection
0- By E2 value,
1- By external contact DRM
15 (F)
13 (D)
2
Power output ratio selection
(E2 control method is valid)
Maximum capacity to allow the maximum
number of files, a total of 11 stalls, 0 stalls
for 10, 0%, 100%
15 (F)
14 (E)
2
Heating expansion valve
control
0: Normal control (Use of Two)
1: Isentropic control (Use of entropy)
Each item needs to be set, setting method as below:
(1)Press ENTER (SW7) for 3 seconds to enter the setting state, flashing display the current value.
(2)Press UP (SW4) or DOWN (SW5) to adjust parameters.
(3)After the adjustment is completed,
<A> In the current state of dip switch, press ENTER (SW7) for 3 seconds in the effective settig time, save the
current value then exit the setting state, flash will stop. Power off after 5 seconds then power on again.
<B>Without pressing ENTER (SW7) in the effective settig time, and without saving the current value and exit the
setting state, flash will stop
E2 control parameters display and setting
