Sentry Industries Sentry 2.0 operating instructions Standard Options, Multiple Zone Options

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.

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.

Ramp-Hold (pg 12-15)

From IdLE, press 4.

Select stored program (1 - 4). Enter rate, temperature, and hold for each segment.

Alarm (pg 6)

From IdLE or during firing, press 7.

Enter a temperature. When alarm sounds during firing, press Enter.

Enter/Start (pg 7)

Press Enter/Start after each step in programming a firing. Press Enter/Start once to be- gin the firing.

Delay (pg 6)

From IdLE, press 3.

Enter time in hours:minutes. Delays the start of firing.

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.

Present Status (pg 6)

Press 5 during firing.

Shows the segment that is currently firing. Works in both Ramp-Hold and Cone-Fire.

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.

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

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

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.

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.

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.

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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