Installation Manual 111
New Function
1.2 ODU Dry contact
ODU Dry contact has provided Three different functions.
- Demand control
- Night Low Noise control
- Error Alarm Monitoring function
[ODU Dry contact]
- Feature and Parts Naming
- Installation
1. ODU Dry contact single installation : Connect with ODU both single Unit and Series.
1. SWDIP : Switch to select main function
2. SW_Address2 : Switch to set a upper
address of the outdoor unit
3. SW_Address1 : Switch to set a lower
address of the outdoor unit
4. SW_STEP : Switch to select a control mode.
5. CN_PWR : DC Input terminal
6. ERROR : Error display with relay contact
7. BUS-A : RS-485 (+) Terminal
8. BUS-B : RS-485 (-) Terminal
9. CN_CAPACITY : Signal input terminal to
control a capacity of outdoor unit
10. CN_SPEED/CAP : Signal input terminal for
Analog Input/Low noise operation
11. CN_OUT : Outdoor unit connector
12. LED1 : Display LED for RS-485 status
13. LED01G,02G,03G : Display LED for com-
munication status
14. CN_JIG : Connector for writing program
15. SW1 : Reset switch
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