NOTE:
HUMIDIFIER IS SHIPPED
FROM THE FACTORY WIRED IN
THE 240 VOLT CONFIGURATION.
(PROVIDED)
(NOT PROVIDED)
MAIN POWER SWITCH
J10-1
J1-1
J1-2
ELECTRODE
WATER LEVEL
ELECTRODE
24V AC
COM
ORG
BLU
J5
J2
RED
RED
BLK
BLK
YEL
YEL
BRN
BRN
BLU
WHT
WHT
COM
24V AC
COM
24V AC
COM
24V AC
DRAIN VALVE
FILL VALVE
POWER RELAY COIL
J3
J4
J6-2
J6-1
J8
J7
120/208/240 VAC
SAFETY SWITCH
BLU
+24V DC
+24V DC
J11-2
J11-1
J13-2
J13-1
J12-2
J12-1
STEAM CYLINDER
J3-2
J3-1
J1-2
1
0
L1
N, L2
TERMINAL
BLOCK
BLK
BLK
4
2
6
8
24V AC
YEL
BLU
CONTROL PCB
CURRENT SENSING PCB
J1-1
HUMIDIFIER
CONTROL
HIGH LEVEL PROBE
(OPTIONAL)
FAN PACK
+24V AC
COM
HUMIDIS
TA
T
FA
N
BLK
YEL
YEL
POWER RELAY CONTACTS
PROBE
J4
J2
J10-2
DISPLAY PANEL
RIBBON CABLE
GROUND
TRANSFORMER
75VA
208
240
120
WHT
BLK / WHT
RED
ORG
BLK
VIO
UNUSED 480V LEAD
JUMPER WIRE
CONTROL CIRCUIT WIRING
HIGH VOLTAGE WIRING
FIELD WIRING
STATIC
DISCHARGE
GROUND
fIGURe 8 – 240 VaC wiring Diagram
90-1660
InSTallaTIon InSTRUCTIonS
(ConTInUeD)
11