iFlow iFLH-140000, Manual

Page: 15 / 37

iFLOW HVAC INC.
www.iflowhvac.com
14
Display Description Explanation
Blower Motor Speed
Indicates present operation as
a percentage of the total fan
motor CFM capacity
Circulator Speed
Indicates the percentage of the
total GPM of the circulator
Water Temperature ∆t
(Delta T)
Indicates the difference
between the supply and return
water temperature in °F
Air Temperature ∆t
(Delta T)
Indicates the difference
between the supply and return
air temperature in °F
Outdoor
Temperature
Displays the outdoor air
emperature in °F.
Supply Water
Temperature
Displays the temperature of the
water entering the hydronic coil
heat exchanger, in °F
Return Water
Temperature
Displays the temperature of the
water exiting the hydronic coil
heat exchanger, in °F
Supply Air
Temperature
the temperature of the air
exiting the air handler into the
plenum, in °F
Return Air
Temperature
Displays the temperature of the
air entering the air handler from
the return duct, in °F
Display Description Explanation
A/C Evaporator
emperature
Displays the current
temperature of the air sensor
attached downstream of, but
near the evaporator coil in °F
Dehumidifier
Evaporator
Temperature
Displays the current
temperature of the sensor
located in the dehumidifier
evaporator, in °F
Humidity Value
Measured value of the current
humidity in the return section of
the unit
Flow Switch On/Off
State
Indicates whether the external
flow switch, which is wired to
the control board, is activated
or not
(ON = flow; OFF= no flow)
Circulator Relay State
Indicates whether the external
field supplied
circulator is in operation
(ON = should be operating;
OFF= should not be operating)
Boiler TT State
Indicates whether the air
handler is currently sending a
dry contact call for heat to the
connected boiler
(ON = calling boiler on;
OFF= not calling boiler on)
A/C Relay State
Indicates whether the air
handler is sending an AC 24V
call to the condensing unit
Dehumidifier Relay
State
Indicates whether the
Dehumidifier is in the on or off
condition.
Humidifier Relay State
Indicates whether the external
humidifier which is wired to the
c ontrol board is in on or off
condition
Information Mode
How to access Information display:
Push the mode button until the screen reads 01Inf . Press enter
to confirm the information mode. Use the up and down buttons to
see the different information unavailable from number 01‐19. The
3 characters on the right and side will indicate the value. If the
sensor is not installed, 999 will be displayed.