70
AHU Kit – Installation Instructions –
11/2021
Electrical Wiring
5
CZ-CAPBC2 digital input functionality
The CZ-CAPBC2 digital inputs offer the following functionality settings.
Switch S1: Control type setting
CN2
CN8
S1
S5
S3
S4
S2
CN1
DO1
(Start)
(Alarm)
(U.H.J1.A.J2)
(12V)
DO2
COM
COM
COM
DI1
DI2
DI3
AO
ON
ON
JP6
JP5
JP4
JP3
JP2
JP1
ON
OFF
D3
BOOT MODE
1
4
1 2 3 4
NON VOLTAGE
VOLTAGE
0-10V
0-140
Ω
NORMAL
+
-
AI
+
-
T10
+
-
SG
12V
GND
R/C
LINE A
(T.G)
R/C
LINE B
+
+
-
+
1
4
15
10
5
1
Control
type
S1
Control
type
S1
1
2
3
4
1
2
3
4
0
–
–
–
–
8
–
–
–
●
1
●
–
–
–
9
●
–
–
●
2
–
●
–
–
10
1
–
●
–
●
3
●
●
–
–
11
●
●
–
●
– Off
● On
4
–
–
●
–
12
–
–
●
●
5
●
–
●
–
13
●
–
●
●
6
–
●
●
–
14
–
●
●
●
7
●
●
●
–
15
●
●
●
●
Control
type
Input 1 (DI1)
Input 2 (DI2)
Input 3 (DI3)
Voltage of
NO contact:
static / pulses
open ► close
close ► open
open ► close
close ► open
open ► close
close ► open
0
Start
Fan low
Indoor units stop
when all of Input 1, 2,
3 are open
Start
Fan medium
Indoor units stop
when all of Input 1, 2,
3 are open
Start
Fan high
Indoor units stop
when all of Input 1, 2,
3 are open
All inputs: static
1
Start
Prohibit R/C
Start/Stop
Stop
Prohibit R/C
Start/Stop
Start
Accept R/C
Start/Stop
Stop
Prohibit R/C
Start/Stop
Stop
Prohibit R/C
Start/Stop
–
Input 1, 2: static
Input 3: pulse
2
Start
Prohibit R/C Start
Stop
Prohibit R/C
Start/Stop
Accept R/C
Start/Stop
Stop
Prohibit R/C
Start/Stop
Stop
Prohibit R/C
Start/Stop
–
Input 1, 2: static
Input 3: pulse
3
Start < > Stop
Prohibit R/C
Start/Stop
–
Start < > Stop
Accept R/C
Start/Stop
–
Stop
Prohibit R/C
Start/Stop
–
All inputs: pulse
4
Start
Prohibit R/C
Start/Stop
–
Start
Accept R/C
Start/Stop
–
Stop
Prohibit R/C
Start/Stop
–
5
Start
Prohibit R/C Start
–
Accept R/C
Start/Stop
–
Stop
Prohibit R/C
Start/Stop
–
6
Start
Accept R/C
Start/Stop
–
Stop
Accept R/C
Start/Stop
–
–
–
7
Start < > Stop
Prohibit R/C
Start/Stop
–
Start < > Stop
Accept R/C
Start/Stop
–
Set thermostat
OFF
Release
thermostat OFF
Input 1, 2: static
Input 3: pulse
8
–
–
–
–
–
–
–
9
Heat
–
Cool
–
Fan
–
All inputs: pulse
10
Heat
Start
Indoor units stop
when all of Input 1, 2,
3 are open
Cool
Start
Indoor units stop
when all of Input 1, 2,
3 are open
Fan
Start
Indoor units stop
when all of Input 1, 2,
3 are open
All inputs: static
11
–
–
–
–
–
–
–
12
–
–
–
–
–
–
–
13
–
–
–
–
–
–
–
14
–
–
–
–
–
–
–
15
Start
Stop
–
–
Set thermostat
OFF
Release
thermostat OFF
All inputs: static
Notes:
1 Control type No. 10 is the factory default.
2 If digital input signals are to be used for mode change only without using the start/stop function, set switch S1 to control
type No. 9.
3 By default, CZ-CAPBC2 digital inputs are set for accepting non-voltage signals from dry contacts.
Содержание PAW-280PAH3M-1
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