(April, 2013)
DRH Series GEN1 Ultrasonic Humidifi er Installation, Operation & Maintenance Manual
6-3
Typical Wiring Diagram for Stand-alone Version
48VDC_(-)
)
NC
NO
C
L
NC
NO
C
L
M
DC(-)
DC(+)
Solid State
Relay
4
3
PCB Level Controller
X1-2
X1-3
X1-5
X2-1
X2-2
X2-3
X2-4
X2-5
X2-6
X2-7
X2-8
X3-1
X3-2
X3-3
X3-4
X3-5
X3-6
X1-6
X1-7
X1-4
X1-8
Nebulizers
Fill Valve
Solenoid
Drain Valve
Solenoid
Fan
High Level
Switch
Low Level
Switch
Over Temp
Sensor
BL
UE
RED
X1-1
X
X 2
1
X 1
X 2
Current
of Relay
5 A
10/12 A
1
2
2
1
Pin Number
4
-X1
2
-X1
3
-X1
1
-X1
4
-X1
2
-X1
3
-X1
+
-
Connection Options
OPTION 1
ON / OFF
OPTION 2
MODULATING SIGNAL
(0-10 VDC)
0-10 VDC
Enable Switch
N / O Dry
Contacts
Enable Switch
N / O Dry
Contacts
1 2 3
On Board
Jumper Setting
On Board
Jumper Setting
1 2 3
4
-X1
2
-X1
3
-X1
1
-X1
OPTION 3
MODULATING SIGNAL
10K Potentiometer
10K
Ohms
Enable Switch
N / O Dry
Contacts
On Board
Jumper Setting
1 2 3
(Humidistat)
(Humidistat)
(Humidistat)