Despatch DES2000 Controller - Manual (Page 9)

3
OPERATION
For fastest oven heat-up time, close the exhaust vent. After the desired temperature is
reached, the vent may be adjusted as needed.
1. Start oven.
a. Turn POWER switch to on.
Figure 3. Typical Control Panel
2. Enter setpoint on the CONTROL instrument.
a. Press key until the SP LED is lit.
b. Use ▲ key and ▼ key to set operating temperature.
c. Press key to enter setpoint.
d. Press key again to display
process temperature.
Set HI-LIMIT instrument to a temperature 10°C to
14°C higher than the setpoint or to a temperature
that should not be exceeded in the process.
NOTE:
If the HI-LIMIT instrument is
exceeded the heater will shut
down. Reset the HI-LIMIT by
pushing the reset button on the
HI-LIMIT instrument.