Design Technical Manual

Table Of Contents
EXAMPLE
Application Setting Wiring Operation example
When controlling
the individual
operation states
with two external
contact
MODE0
P1: Arbitrary
operation state
Contact OFF→ON
P2: Arbitrary
operation state
Contact OFF→ON
Others setting are
arbitrary.
When
controlling
operation by
ON or OFF of
an external
contact switch
MODE1
P1 : Arbitrary
operation state
P2 : Arbitrary
operation state
Others setting are
arbitrary.
When operating
in the state set
when an external
contact switch
was set to ON
and returning
to the original
operation state
when the switch
was set to OFF
MODE1 or 0
P1 : SETBACK
P2 : Arbitrary
operation state
Others setting are
arbitrary.
When operated in
the state when an
external contact
switch was set to
OFF and returned
to original
operation state
MODE1 or 0
P1 : Arbitrary
operation state
P2 : SETBACK
Others setting are
arbitrary.
When a
temperature sensor
switch is connected
and cooling and
heating switching is
performed.
MODE2
P1 : ON, COOL or
HEAT
P2 : ON, COOL or
HEAT
Operation conditions:
Unit operationg only
Others setting are
arbitrary.
An external switch controller
is connected to all the indoor
units of the same refrigerant
system and cooling and
heating are switched by one
temperature sensor.
When preventing
chattering noise
within 1 minute of
the external contact
switch.
MODE1
Delay-time setting:
Delay
P1 : Arbitrary
operation state
P2 : Arbitrary
operation state
Others setting are
arbitrary.
Indoor
unit
External
SW controller
External
contact 1
External
contact 2
SW1 ON
OFF
SW2 ON
OFF
Operation state ON
OFF
P1
P1 : ON, COOL, 80°F (26°C) P2 : OFF
P2
COOL
80°F
(26°C)
Indoor
unit
External
SW controller
External
contact 1
P1 : OFF P2 : ON, COOL, 80°F (26°C)
SW1 ON
OFF
Operation state
P2 P1
ON
OFF
COOL
80°F
(26°C)
External
SW controller
External
contact 1
Indoor
unit
External
SW controller
External
contact 1
Indoor
unit
Indoor
unit
Thermal sensor SW
External
SW controller
External
contact 1
Indoor
unit
MODE1, P1 : SETBACK P2 : ON, COOL, 80°F (26°C)
SW1 ON
OFF
Operation state
P2 P1
ON
OFF
COOL
26 °C
COOL
74°F
(23°C)
COOL
74°F
(23°C)
COOL
80°F
(26°C)
P1 : OFF P2 : ON, COOL, 80°F (26°C)
SW1
Operation state
ON
OFF
P2
ON
P1
1min 1min
COOL
80°F
(26°C)
P1 : ON, COOL, 80°F (26°C)
P2 : ON,HEAT, 70°F (21°C)
SW1
Operation state
ON
OFF
HEAT
70°F
(21°C)
OFF
ON
P2 P1
COOL
80°F
(26°C)
COOL
74°F
(23°C)
MODE1, P1 : ON, COOL, 80°F (26°C)
P2 : When SETBACK
SW1
Operation state
ON
OFF
OFF
ON
P1 P2
COOL
80°F
(26 °C)
COOL
74°F
(23°C)
COOL
74°F
(23°C)
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CONTROL
SYSTEM
CONTROL
SYSTEM