33
The system is comprised of the following basic compo-
nents:
- Keyboard-display
-
µ
C3 controller
- Fan speed controllers (FSC1 and FSC2)
- Pressure sensors (B3 and B4)
- NTC probes (B5 and B6)
Keyboard-display
A display screen and six keys with the following functions:
Alarm
.
Prg (Programming)
,
Esc (Escape)
,
Up,
Enter
and
Down
. This display allows selecting the ON/OFF and COOL/
HEAT, as well as reading the status of the unit, accessing
configuration menus (by means of a
password
), reading
alarm messages, resetting said alarms, reading operating
pressures and temperature, etc.
µ
C3 controller
Contains unit
software
and the entire digital and analogical
input and output connectors system. This module is also
equipped with connectors for the program upload key and
for communication connection in series with a RS485 moni-
toring system.
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Содержание YCSA 120 T
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Страница 23: ...23 Minimum technical clearance ...
Страница 24: ...24 Wiring diagram YCSA YCSA H 120 µC3 400 3 50 ...
Страница 26: ...26 Wiring diagram YCSA YCSA H 120 µC3 400 3 50 ...
Страница 27: ...27 Wiring diagram YCSA YCSA H 150 µC3 400 3 50 ...
Страница 29: ...29 Wiring diagram YCSA YCSA H 150 µC3 400 3 50 ...
Страница 30: ...30 Wiring YCSA YCSA H 120 and 150 T TP ...
Страница 35: ...35 General wiring diagram ...
Страница 48: ...www johnsoncontrols com ...