30 | Installation and Planning
2588705_A_EN_1811_UB_IOM
UB
IMPORTANT!
The Ultrasonic Blower Pack CANNOT be direct-mounted on the large Ultrasonic Humid-
ifier. For Ultrasonic Blower Pack installations with large units, remotely mount the Ultrasonic Blower
Pack.
1. Punch the knockouts at the top of the humidifier and open the front door panel on the humidifier.
2. Connect the power supply and security loop cables.
a. Route the power and security loop cables through the knockout hole.
b. Place the unit on the humidifier.
i. Avoid pinching the cables when placing the unit on the humidifier.
ii. Align the mist channel with the openings at the top of the humidifier.
c. Open the door panel on the humidifier control cabinet.
d. Wire and connect the power supply and security loop cables to the driver board inside the
humidifier.
VDC
GND
F1
F2
F2
F1
CN4
C
N
6
C
N
1
1
C
N
2
4
C
N
2
3
O
N
/O
F
F
B
L
O
W
E
R
L
IM
IT
C
O
N
T
R
O
L
V
o
u
t
IN
G
N
D
IN
G
N
D
+
2
4
V
IN
+
2
4
V
IN
D D+
D-
RS485
+
GND T1
T
FAULT
CN1
CN2
RD
RD
BK
YE
BK
RD
RD
X E 2
Y
E
Y
E
RD
RD
Y
YE
+
-
FAN- 2
FAN- 1
ULTRASONIC BLOWER PACK
BLOWER
E
BLOWER
CONTROL
D
R
IVER
BO
AR
D
YE
YE
9
8
BK
BK
V
D
C
G
N
D
F
1
F
2
4
4
5
5
6
7
Figure 11 - Driver Board Connections