AAON VCCX-454 - A2 L Mitigation Controller; Figure 9: A2 L Mitigation Controller Wiring Diagram - Air Flow; Figure 10: A2 L Mitigation Controller Wiring Diagram - Cabinet

20VCCX-454 Controller Technical Guide
WIRING
A2L Mitigation Controller
Figure 9: A2L Mitigation Controller Wiring Diagram - Air Flow
Sensor 1
Sensor 2
Sensor 3
Fan Proof of Flow
24V
24 VAC GND
Fan Enable
24V Control Voltage
Compressor Disable
24V Control Voltage
24V Control Voltage
Alarm Enable
Common
VAV Signal
VAV Signal
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
Field
Connection
NOTE:
When two A2L Mitigation
Controllers are used, wire the
compressor relay in series.
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
2019WXX
UR
C US
R
Input:
24VAC Class 2
Max. Amb. Temp:
60 C
o
DC12V
DC12V
DC12V
DC12V
NOTE:
The Sensor Bypass Plug is
only used if a sensor is not
installed.
Figure 10: A2L Mitigation Controller Wiring Diagram - Cabinet
Sensor 1
Sensor 2
Sensor 3
24 VAC GND
Compressor Disable
24V Control Voltage
24V Control Voltage
Alarm Enable
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
G145190
Sensor Bypass
Plug
24V Control Voltage
Heating Disable
Jumper
NOTE:
Wire the Compressor relay
in series between both A2L
Mitigation Controllers.
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
10A250VAC ~
5A30VDC
SA
VDE
G5Q-1
OMRON
CHINA
2019WXX
UR
C US
R
Input:
24VAC Class 2
Max. Amb. Temp:
60 C
o
DC12V
DC12V
DC12V
DC12V
NOTE:
The Sensor Bypass Plug is
only used if a sensor is not
installed.