23
— Using the UP/DN arrow keys raise the value of
“R” if the display reads high. Lower the value
of “R” if the display reads low.
(Example: if the display reads 2 psi, then raise
the value of “R” by 2; if it reads 2Ih then lower
the value of “R” by 2)
— Press the program key until PROGRAM WAIT
is displayed. The autoclave will recalibrate and
return to the Ready state.
— If the display now reads 00, with the door of the
autoclave open, then continue on to sec 5.4.3.2”
5.4.3.2 Collecting pressure data
— Select a program with a sterilization
temperature of 273 °F (134 °C), make sure the
door is closed securely and press START.
— Let the unit cycle to maximum pressure that will
be reached once the unit has entered the
sterilization mode.
— Record the temperature and pressure from the
digital display.
— Abort the cycle by pressing the STOP key.
— Consult the Saturated Steam Table for the
Absolute pressure that corresponds to the
temperature recorded in the previous step and
record that value.
— Add 14.5 to the pressure reading from the
digital display and record this value
5.4.3.3 Entering pressure data
Access the calibration mode as described in para
5.4.4.
— The cursor will appear flashing under the value
for “A” in the upper row.
— Press the PROGRAM key to advance to the next
value.
— The
cursor on the upper row will move one
position to “R”.
— Press the PROGRAM key to advance to the next
value that will be in the bottom row.
— The cursor will be positioned under the value for
“A” in the bottom row.
— Enter the value for “A”. This will be the value
of absolute pressure recorded from the Saturated
Steam Table
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