Johnson Controls HIDH018B21S, Engineering Manual

Page: 348 / 668

CONTROL SYSTEM
6-32
TC-15001-rev.3
2
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controller are low.
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During an emergency operation, a yellow light “ ´ÀDVKHVVHFRQG21VHFRQG2))
The temperature setpoint and the fan speed for the cooling/heating operation are the same as before
starting an emergency operation.
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the centralized controller.
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not available. The setting is available beyond the upper and lower limit for temperature setpoint from the
wireless controller.
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changed from the wireless controller, the indicated temperature on the wireless controller becomes the set
temperature of the wired controller.
3
The DIP switch (DSW1) is for the optional function selection. If the optional function selection is required,
set the DIP switch as follows.
Optional Function
Dip Switch Setting (DSW1)
Details
1 2 3 4 5 6
Main/Sub Setting O X X X X X
Change main (OFF setting)/ sub (ON setting) wireless
controller for a two-wireless controller system.
Identifying of
Indoor Unit
X O X X X X
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Invalidity of
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X X X O X X The switches for emergency operation are invalid.
O: ON
X: OFF