36
11
.3. Model: KHX-16PY3
0
1
22
3
22
77
8
A
B
C
D
E
F
A
B
C
D
E
F
N
1
3
4
2
5
6
7
8
02
N-
C-
B-
A-
NC
B
A
EMI FI
R
S
T
N
S
T
R
S
T
N
CN1
L
ZL10
G
N
D
N
R
N
R
FM1
48
5A1
12
V
48
5B1
N
R
N
N
N
N
PUMP
N
K4
P
P
Y/G
T
T
U
V
W
U
V
W
43
4
W
HT
YEL
BLK
3
1
4
2
5
6
7
8
01
N
N
N2
N
N
N
N
N
N
KHX-16PY3
CODE
：
20220422-0006
PC4003-G
RO 11
RO 10
RO 09
RO 08
RO 07
RO 06
RO 05
RO 04
RO 03
RO 02
RO 01
L
N
PWM_IN1
AI 17(50K)
AI/DI 02
AI/DI
01
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
AI/DI 03
AI/DI 04
AI/DI 05
AI/DI 06
AI/DI 07
AI/DI 08
AI/DI 09
AI/DI 10
AI/DI 11
AI/DI 12
AI/DI 13
AI/DI 14
AI/DI 15
AI/DI 16
AI 18(50K
)
0~5V_IN2
0~5V_IN3
PWM_OUT1
PWM_OUT2
0~10V_OUT1
0~10V_OUT2
SUT
CT
IT
t
5K
IT
t
5K
OT
OT
CT
AT
AT
5K
SUT
AFT
AFT
HP
HP
LP
LP
ET
0~5V_IN1
ET
t
50K
GND
PWM_IN2
SPS
+1
2V
G
N
D
ZER
D
G
N
D
L
N
JP1
C
N5
L
N
ZERD
GND
GND
12V
JP9
4V
N
4V
RO 12
RO 13
RO 14
RO 15
CN3
CN1
CN4
CN2
GND
0~5V_IN4
DIN1
DIN2
5V
5V 5V
GND
GND
GND
GND
GND
GND
P-FB2
P-FB1
P2-D
0
P1-D0
22
L1
N1
485_A2
485_B2
12V
485_A1
485_B1
GND
A
B
12V
12V
GND
485_A3
485_B3
GND
K4
N
K4
K4
CH
CH
N
CH
4V
K11
N
K11
K5
N
K5
K5
t
5K
t
t
5K
t
5K
11
12
FS
FS
9
10
1
2
5
6
7
K9
K9
K9
N
12V
3
4
8
EEV
5
13
14
N
R
N
N
N
N
N
11
12
4
1
Remote On
/Off
2
3
Remote Hea
t/Coo
l
A
B
15
16
485B-
485A+
5
6
DHW On
/Off
Hea
t/Coo
l
On
/Of
f
8
7
10
9
10
9
O
ve
r H
eat
protect
ion
1
2
3
4
5
6
7
8
11
12
13
14
6.8K
RT
13
14
43
4
BL
K
YEL
34
35
36
37
38
39
40
RED
WHT
33
35
37
39
33
YEL
BLK
BLU
RED
41
1
3
4
2
5
6
7
8
03
S
S
N
S1
S2
S
25
FM2
CN4
5V
K11
PH
N
S
S
R
N
N
42
CH
K11
29
30
+1
2V
G
N
D
DTU
12V
485A
485B
GND
YEL
WHT
BLK
RED
WHT
YEL
BLK
12V
4
RED
TO
POWE
R
SUPPLY
380-415V/3N
～
/50HZ
RED
BLK
WHT
BLU
RS
TN
CC1
GN
D
1
G
N
D
CT1
VC
C
5V1
CC2
GN
D
2
G
N
D
C
T1
VC
C
5V2
CC3
GN
D
3
G
N
D
CT1
VC
C
5V3
20
21
18
19
18
22
0V~/50Hz
220
V~/5
0Hz
K9
K5
3
Way
Valve
Ho
t Water Pu
mp
22
23
N1
S1
S2
24
25
21
22
0V~
Electri
c
Hea
ter
Stag
e
1
22
0V~
Electri
c
Hea
ter
Stag
e
2
26
6.8K
27
28
29
30
12
V1
27
29
30
42
31
32
5V
5V2
5V3
5V4
GND1
CC1
CC2
CC3
G
N
D
2
G
N
D
3
FU
25
0mA
electr
ic
rea
ct
or
2AC32I65WM1
UV
W
RS
T
DC
P-O
U
T
12V
GND
485A
485B
CN19
DC
P-I
N
12V
GND
PCA
PCB
CN16
T
4
41
U
V
W
R
S
T
T
N
N
N
N1
N2
L
N
12
V1
RED
BLK
WHY
LPS
3
5V4
5V1
485B-
GN
D
12V
485A+
Display
BLK
YEL
W
H
T
RED
6.8K
6.8K
6.8K
K9
：
Re
lay
of
3
-Way
Va
lve
FM
：
Fan
Mo
to
r
FS
：
Flow
Swi
tch
IT
：
Inlet
Water
T
empe
ra
tu
re
OT
：
Outle
t W
ate
r Te
mp
erature
4V
：
4
W
ay
Valve
AT
：
Amb
ie
nt
Te
m
perature
COMP
：
Compresso
r
EEV
：
Ele
ctron
ic
exp
an
d
va
lve
SUT
：
Su
ct
ion
Te
mp
erature
ET
：
Exha
ust
Te
mpe
ratu
re
CT
：
Coil
temperature
CH
：
Cra
nkca
se
he
ate
r
PH
：
Pa
n
He
ater
TT
：
Tan
k
Te
mp
erature
AFT
：
Anti-Fre
eze
Te
mp
erature
K4
：
Re
lay
of
Cir
cu
la
tion
Pu
mp
K5
：
Re
lay
of
Ho
t W
ater
Pu
mp
HP
：
Hig
h
Pressure
Protectio
n
LPS
：
Low Pre
ssure
sen
so
r
RT
：
Ro
om
Temp
eratu
re
SPS
：
Swi
tch
in
g
po
we
r su
pply
K1
1
：
R
elay
of
Pan
H
ea
te
r
FU
：
Fuse
LP
：
Lo
w
P
ressu
re
P
ro
tectio
n
S3
22
25
20
20
17
S3
27
TT
TT
TT
t
10
K
11
12
6.8K
TT
PUMP BL
K
(
YEL
)
PUMP BL
U
(
BLK
)
PUMP BRN (
RED
)
BL
K
(
YEL
)
BL
U
(
BLK
)
BR
N
(
RED
)
BL
K
(
YEL
)
BL
U
BR
N
(
BLK
)(
RED
)
