This function is utilized to pick up the operation signal. By this function, operation signal at a remote
place can be checked, or operation at the fresh air intake fan motor can be interlocked. Connect
wires as shown below. Please note that the contact of the auxiliary relay “RYa” is closed when this
operation signal is given.
6 .5 Output Setting
(1) Operation Signal (Setting indication 01)
This signal is utilized to pick-up activation of safety devices and is normally indicated on the remote
control switch. However, this function is not available under abnormal transmission conditions.
Connect the wires as shown below. Please note that the contact of auxiliary relay, RYa is closed
when one of the safety devices is activated.
(2) Alarm Signal (Setting indication 02)
(3) Cooling operation Signal (Setting indication 03)
This function is utilized to pick up the cooling signal. The contact of RYa is closed when cooling
operation signal is ON despite “Thermo-ON” or “Thermo-OFF”. Connect the wires as shown below.
This function is utilized to pick up the cooling “Thermo-ON” signal of compressor running.
the wires as shown below.
The contact of RYa is closed when “THERMOSTAT” is ON during cooling operation mode.
(4) Thermo-ON Signal during Cooling (Setting indication 04)
(5 ) H eating operation Signal (Setting indication 05 )
This function is utilized to pick up the heating operation signal. The contact of RYa is closed when
heating operation signal is ON despite “Thermo-ON” or “Thermo-OFF”. Connect the wires as shown
below.
(6 ) Thermo-ON Signal during H eating (Setting indication 06 )
This function is utilized to pick up the heating “Thermo-ON” signal of compressor running to control a
circulator or a humidifier. Connect wires as shown below. The contact of RYa is closed when
“THERMOSTAT” is ON during heating operation mode.
(7 ) Defrost signal (Setting indication 08 )
This function is utilized to pick up Defrost Signal. Connect wires as shown below. The contact of RY a is
closed when Outdoor Unit is processing defrost. This function is only set by or .
Auxiliary Relay
RYa
RY
Picking Up Signal
COM
Terminal board
COM
COM
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