Name
Application
Specification
Check method
Object
BC controller
Symbol
(function)
1
273+t
Pressure
sensor
Thermistor
PS1
PS3
TH11
(liquid inlet
temperature)
TH12
(bypass outlet
pressure)
TH15
(bypass outlet
temperature)
TH16
(bypass inlet
temperature)
1) Liquid pressure (high-pressure)
detection
2) LEV control
1) Intermediate pressure detection
2) LEV control
LEV control (liquid refrigerant control)
LEV control (superheat control)
LEV control (superheat control)
LEV control (subcool control)
R
0
=15k
Ω
B
0/100
=3460
Rt =
15exp{3460( - )}
0˚C
: 15k
Ω
10˚C : 9.7k
Ω
20˚C : 6.4k
Ω
25˚C : 5.3k
Ω
30˚C : 4.3k
Ω
40˚C : 3.1k
Ω
Continuity check
by a tester
Same as LEV of
indoor unit.
1
273+0
AC 220~240V
Open when energized
Closed when de-energized
12V DC stepping motor drive
0 to 2000 valve opening
pulse
Supplies refrigerant to cooling indoor
unit.
Supplies refrigerant to heating indoor
unit.
Supplies refrigerant to cooling indoor
unit.
Liquid level control
pressure control
Liquid level control
pressure control
SVA
SVB
SVC
LEV1
LEV3
Solenoid
valve
Electronic
expansion
valve
Pressure
0~2.94MPa
Vout 0.5~3.5 V
Gnd (black)
Vout (white)
Vc (DC5V) (red)
Con-
nector
PS1
PS3
- 70 -
Summary of Contents for CITY MULTI CMB-P1016V-F
Page 18: ... 17 RELAY 10 board RELAY 4 board ...
Page 72: ... 71 ...
