Martel Electronics 320 - Manual (Page 33)

Left pressure zero Vent for gauge, and gauge
vacuum, 0.003 PSI or less
for absolute
Left pressure Span
FS – range dependent
Left pressure 25% 25% of FS
Left pressure 50% 50% of FS
Left pressure 75% 75% of FS
(enter date single
sensor)
Right pressure zero
Vent for gauge, and gauge
vacuum, 0.003 PSI or less
for absolute
Right pressure Span FS – range dependent
Right pressure 25% 25% of FS
Right pressure 50% 50% of FS
Right pressure 75% 75% of FS
(enter date dual
sensor)
If you have entered the user calibration mode and do
not wish to change any calibration values simply press
the Select Key to bypass each step. Bypassing each
step with the Select Key will preserve the original
calibration providing that the Clr Key has not been
depressed at any point. Enter the date per prompt to
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