Samsung DVM PLUS III Technical Data Book page 596

05-2_control systems(046~081)
Control Systems
2 Centralized control system
2
2-2. Centralized controller (MCM-A202A)
Operation sequence
❇ IDU : Indoor unit
IDU1, 2, 3 Stop mode after power reset
Cooling mode set with centralized controller
IDU1 set to 28ºC Heating with wired remote controller
IDU1 turned off and on again with centralized controller
IDU2 set to 30ºC Heating with wireless remote controller
Mixed operation error in IDU2
All ON button pressed on centralized controller
Indoor unit operation
➊
When all the indoor units are in the OFF state after power reset,
• Cooling mode set
• Heating mode set
• Auto mode set
❷
When the indoor units are operated in certain mode,
• If the selected mode is matched to the current operation mode, indoor units keep their current operation mode.
• If the selected and current modes are not matched, indoor units are controlled to the set mode of the centralized
controller.
- Cooling mode set
- Heating mode set
- Auto mode set
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IDU1 ON with centralized controller
IDU1 operating in 24ºC Cooling
IDU1 operating in 28ºC Heating
IDU1 operating in 24ºC Cooling
➔
IDU Stop
IDU 1, 2, 3 operation in 24ºC Cooling
➔
Cooling operation in 24 ºC set temperature, Auto airflow and Stop fan direction.
➔
Heating operation in 27 ºC set temperature, Auto airflow and Stop fan direction.
➔
Auto operation in 24ºC set temperature, Auto airflow and Stop fan direction.
➔
Cooling operation in 24ºC set temperature, Auto airflow and Stop fan direction.
➔
Heating operation in 27 ºC set temperature, Auto airflow and Stop fan direction.
➔
Auto operation in 24ºC set temperature, Auto airflow and Stop fan direction.