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Model GFX3 Humidistat Installation Manual
Specifications
Max Operating Temperature: 99°F
•
Voltage: 20-30VAC, 60 Hz
•
Switching Load: 1 AMP Max. 30 Volt
•
Outdoor Sensor: Max 200 Feet / 61 Meters
Resolution, Temp or RH 1° or 1%.
•
Relay Close: Setting - 1%RH
•
Relay Open: Setting +1%RH
GFX3 Locations
YES!
YES!
YES!
1" Hole
Wall
Installation
Wall base has vents.
If wires are run inside wall,
drill hole for wire.
Secure the base with the two
plastic anchors and screws.
Wiring
Wiring The
Outdoor
Sensor
FIELD
SUPPLIED
Wiring To
Fan Power
Humidifier
CONSTANT
24 VOLTS
2
YES!
YES!
SPLICES: NO MORE
THAN ONE PER LEAD.
200 FEET MAX.
NOTE: Separate sensor leads from
line voltage wires by at least 4 inches.
YELLOW
120 VOLTS
SWITCHED
YELLOW
W/ FURNACE
OPERATION
Automatic Mode
•
Control Range: 10% - 60% RH
•
Outdoor Temperature: -10°F / - 23°C Min.
Manual Mode
•
Control Range: 10% - 75% RH
•
Accuracy -RH: (77°F / 25°C - 20% - 80% ± 4% RH)
•
Accuracy Drift Per Year: ±0.5%RH
•
Accuracy Indoor Temp.: ± 2°F, ±1°C
•
Accuracy Outdoor Temperature: ±2°F, ±1°C
Outdoor Sensor Location
YES!
•
North Wall
•
East Wall
•
Over Snow Wall
•
Inlet of Air Intake
•
Less Than 200 Feet From
Humidistat
Duct
Installation
Duct base: no vents.
If wires are run inside duct,
drill hole for wire.
Secure the base with the
two sheet metal screws.
Wiring To
24V
Humidifier
CONSTANT
24 VOLTS
24 VOLTS
SWITCHED
W/ FURNACE
OPERATION
Wiring To
Elite Steam
Humidifiers
NO!
•
South Wall
•
West Wall
•
Below Snow
•
Deep in Intake
•
More than 200 Feet From
Humidistat
1" Hole
24 VOLT HUMIDIFIER
SOLENOID VALVE O
N2
GND
N1
AB
AB
GND
IN
NO
C
NC
C
NO
GND
24V
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