Storing Programs; Rate; Ramp-Hold Programming Instructions - Orton Sentry Xpress 4.0 Manual

Storing Programs

The controller can retain four Ramp-Hold programs in
memory even when power is turned off. Programs are num-
bered 1 - 4.
The first message to appear after you plug in your Sentry
Xpress is a software code and then
Then use the
sages:
To use Ramp-Hold mode for the first time, select
. You do that by pressing the
appears. Then follow the boxed instructions in the next
column to enter temperature, heating rate, etc.
is Program 1. When you fire the kiln again, you
can repeat Program 1 by selecting
ready to fire a different program, select
Program 2. Then enter temperatures, heating rates, etc. Se-
lect Program 3 and 4 the same way.
To over-write a program, select it and enter new rates
and temperatures. This automatically over-writes the previ-
ous program. Write down your programs in a notebook and
record firing results for all firings.

Rate

Each segment must include a rate, which is degrees of
temperature change per hour.
The kiln will fire at full power when the rate is 1799°F /
999°C. Full power displays as
Note: To select full power from
key once.
8 Cone-Fire / Ramp-Hold
. Press
key to scroll through these mes-
.
key after
. When you are
, which is
.
, press the
Ramp-Hold Programming
Instructions
Note: You have up to 8 segments available in
Ramp-Hold. If you don't need all 8, zero out the
unused segments. See step 6 below.
.
From
Press the
Ramp-Hold programs. When the one you
want appears, press
will appear. Enter firing rate (tempera-
ture change per hour) for segment 1. (1° =
slowest rate. 1799°F / 999°C = full power.)
Then press
or
the last firing will appear. Use the arrow keys
to change the temperature. Then press
and the hold time from the last firing
will appear (Example: 1 hour 10 minutes =
01.10). Use the arrow keys to change the hold
time. Then press
Continue entering values for the segments
needed. When
ment that you don't need, select
press
segments. (Example: You need only 1 seg-
ment. When
will appear. Press
will appear and the Run indicator light
will begin blinking. The kiln is now firing.
To stop a firing before completion, press
.
firing time and kiln temperature.
Note: Do not be concerned if your kiln makes a
clicking sound during firing. Kilns use relays to
power the elements. The relays click each time
their electrical contacts come together.
Note: The kiln's actual firing rate may be less than
the rate you programmed, depending on the kiln
model, available voltage, and density of the load
you are firing.
When the kiln fires to completion, it will beep for 30
seconds. The display will show the following:
Firing time
Present temperature
= Fired to completion
To return to
, press .
key (not the
a n d
. (Ignore
.
and the target temperature from
. (No hold = 00.00)
appears for the next seg-
. This will zero out the remaining
appears, enter
to begin firing.
will appear, alternating with total
, press .
).
are
.)
.
. Then
.)