Dry Contact & 24 Volt Adaptor
15
Parameter
code
Parameter
name
Parameter range
Default
value
Remark
P02
Energization
method of
4-way valve
00
：
4-way valve of
heating is
energized
01
：
4-way valve of
cooling is
energized
00
“
O” is applicable for the unit which
operates under the cooling mode and its
4-way valve is energized;
“
B” is applicable for the unit which
operates under the heating mode and its
4-way valve is energized;
P03
Fan speed
setting
00: auto
01: low
02: medium and
low
03: medium
04: medium and
high
05: high
06: turbo
00
When P03 is set at “00”, the fan speed
when the indoor unit is started is subject
to the signal of temperature controller;
when P03 is set at other parameter (not
“00”), P03 shall prevail and it can be set
as low, medium and low, medium,
medium and high, high, and turbo fan
speed. When P01 is set at”02”, this
parameter cannot be set. When the unit
is operating under fan mode, P03 cannot
be set at “06”.
P04
Delay OFF
time setting
00: 0min
01: 5 min
02: 10 min
03: 30 min
00
When the third party thermostat has
reached to the temperature point (Y and
W signal are all OFF), the adaptor will
continue to operate for a period of time
for ensuring the operation effect. The
delay OFF time can be set through P04
setting.
