Barnstead F62730 Operation Manual page 28

8 S P
EGMENT ROGRAMMABLE
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 fur-
nace will operate at its maximum heat-
ing and cooling capability.
Note
When the program ramp has ended or
has been reset, the furnace will contin-
ue 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.
28
M /OTP
ODEL W
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.
2.
3.
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.
5.
6.
7.
8.
9.
rmP.t
To ramp to a specified temperature at a set time:
1.
2.
3.
Press the PAGE button until you reach the pro-
gram list (ProG LiSt).
Press the SCROLL button until display reads,
"tYPE."
Press the UP or DOWN button until display
reads, "rmP.r."
Press the SCROLL button until display reads
"Hb."
Press the UP or DOWN button to toggle
between "bAnd, Hi, Lo and OFF."
Press the SCROLL button until display reads,
"tGt."
Press the UP or DOWN button to set a target
setpoint.
Press the SCROLL button until display reads,
"rAtE."
Press the UP or DOWN button to select a value
in ramp units (seconds, minutes or hours; set in
the "rmP.U" parameter).
Press the PAGE button until you reach the pro-
gram list (ProG LiSt).
Press the SCROLL button until display reads,
"tYPE."
Press the UP or DOWN button until display
reads, "rmP.t."