Delta RowCool HCH1CD0, User Manual, Page: 37 / 60

33
Chapter 5 Operation
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Buzzer
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The default is ON .
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Language
Set the display language. Select a language and press WR FRQ¿UP 7KH GHIDXOW LV
English (EN) .
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User PW
To alter the current user’s password, enter four digits.
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Unit
Set the temperature unit and the default is (°C) .
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Delay On
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The cooling unit will start up in the seconds you have designated.
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Baud Rate
Please set the on-line speed based on the Modbus protocol. The options include 9600 ,
19200 , 38400 and 57600 . The default value is 9600 .
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Total Alarm
Decide what event can trigger the output dry contact 1. Please refer to the following
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Alarm events
1. Filters are clogged +LJKDQGORZRIFKLOOHGZDWHUÀRZ
2. Abnormal internal communication 6. High and low air volume
3. High and low of air supply/return
temperature and humidity
7. High and low of remote temperature
and humidity
4. High and low chilled water inlet/outlet
temperature
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