1
Sentry 2.0
Digital Temperature Controller
Complete Operating Instructions
See pages 28-29 for instructions on upgrading your DTC
100, 600, 800 or 1000 series board to the Sentry.
Delay (pg 6)
From IdLE, press 3.
Enter time in hours:minutes.
Delays the start of firing.
Program Review (pg 6)
From IdLE or during
firing, press 6.
Shows the program that is
loaded in memory and ready to
fire, or the one that is firing.
Cone Table & Skip
Segment (pg 7)
From IdLE or during
firing, press 9.
From IdLE, shows tempera
-
ture for the cone you enter.
While Firing: In Ramp-Hold,
skips to the next ramp. In
Cone-Fire, skips out of
Pre-Heat or Hold.
Stop/Back (pg 7)
Press during firing or
programming.
Stops a firing. In Options,
takes you back to IdLE.
During programming,
takes you back one step
each time key is pressed.
Options (pg 17 - 21)
From IdLE, press 0. Press
Enter for option displayed.
Cone-Fire Options
SPd Speed Change the speed
of a Cone-Fire program beyond
the Fast, Medium, or Slow.
OFST Cone Offset Adjust con
-
troller to a witness cone.
FAN Vent Fan Selects when
the vent fan will operate. (Special
option not on all kilns.)
Standard Options
TCOS Thermocouple Offset
Calibrate the thermocouple
temperature.
CHG- Select °F or °C.
TC Thermocouple Type Se
-
lect Type K, S or R.
AOP AOP Outlet Select vent
fan or alarm. This is a special op
-
tion not on all kilns.
Alarm (pg 6)
From IdLE or during
firing, press 7.
Enter a temperature. When
alarm sounds during firing,
press Enter.
Present Status (pg 6)
Press 5 during firing.
Shows the segment that is
currently firing. Works in
both Ramp-Hold and
Cone-Fire.
Cone-Fire (pg 8-11)
From IdLE, press 1.
Available only on ceramic
kilns. Fires to a pyrometric
cone. Enter cone, speed,
pre-heat, hold, and slow cool.
Add Time (pg 6)
During firing, press 2.
Each additional key press
adds five minutes to a hold.
It works in both Ramp-Hold
and Cone-Fire.
Ramp-Hold (pg 12-15)
From IdLE, press 4.
Select stored program (1 - 4).
Enter rate, temperature, and
hold for each segment.
Enter/Start (pg 7)
Press Enter/Start after each
step in programming a firing.
Press Enter/Start once to be
-
gin the firing.
Id Computer ID Select identi
-
fication number for output to a
computer.
TEdE Temperature Deviation
Set temperature sensitivity of er
-
ror codes.
SFTY Maximum temp.
ELEC Electronics Temp.
Check board for overheating.
LOCK Program Lock Make a
program tamper-proof.
CFG Configuration Code
For technicians.
SOFT Software Version
For technicians.
TEST Element Test Diagnos
-
tics tool for checking elements.
RST Reset Removes cone
and thermocouple offsets, etc.
Multiple Zone Options
DIFF Difference Largest
temperature difference be
-
tween any two zones.
CAdJ Center Adjustment
Change center heat of some
two-zone kilns.
T123 Zone Tempera
-
tures Shows temperature of
each zone.
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