8 S
EGMENT
P
ROGRAMMABLE
M
ODEL W
/OTP
27
Setting the Segment Type
There are five segment types. Proceed with the following
steps according to the type of segment you have
selected.
rmP.r (Ramp)
To ramp linearly at a set rate to a specified temperature:
1.
Press the PAGE button until you reach the pro-
gram list (ProG LiSt).
2. Press the SCROLL button until display reads,
”tYPE.”
3.
Press the UP or DOWN button until display
reads
, “rmP.r.”
Steps 4 and 5 are used in the 4 program model only. If
you are using an 8 segment program, skip to step 6.
4. Press the SCROLL button until display reads
“Hb.”
5.
Press the UP or DOWN button to toggle
betw
een “bAnd, Hi, Lo and OFF.”
Note
The program ramp rate is designed to
reduce the heatup rate or cooling rate
that the furnace normally exhibits.
When not using this feature, the
furnace will operate at its maximum
heating and cooling capability.
Note
When the program ramp has ended or
has been reset, the furnace will
continue to maintain setpoint
temperature. It will not cool to ambient
temperature unless the setpoint is set
to ambient temperature by the program
or by the operator.
6.
Press the SCROLL button until display reads,
“tGt.”
7.
Press the UP or DOWN button to set a target
setpoint.
8. Press the SCROLL button until display reads,
”rAtE.”
9.
Press the UP or DOWN button to select a value
in ramp units (seconds, minutes or hours; set in
the “rmP.U” parameter).
rmP.t
To ramp to a specified temperature at a set time:
1.
Press the PAGE button until you reach the pro-
gram list (ProG LiSt).
2.
Press the SCROLL button until display reads,
“tYPE.”
