OPERATING MANUAL OXYGEN MONITORING SYSTEM
OMS 420
25
9.6.5
Interval auto-calibration
This function allows setting the interval of auto calibration
PREV or NEXT
move cursor to values which can be changed
EDIT
change value by means of UP/DOWN and NEXT
BACK
return to main menu
START
Starts the auto cal immediately
Interval:
0 – 99 days
.
Note: If “interval” is 0, the auto cal. function is deactivated!
Purge time:
1 – 10 minutes
Auto-cal:
AIR or AIR and Gas
AIR:
1 point calibration with AIR (zero gas)
AIR/GAS: 2 points calibration with combined AIR an GAS (zero gas and span gas)
First calibration must always be the zero calibration with AIR”.
The delivery state of this function is off.
9.6.6
Set calibration cylinder values
This function allows setting the values of span gas cylinders used for calibration.
PREV or NEXT
move cursor to values which can be changed
EDIT
change value by means of UP/DOWN and POS
OK
save
values
BACK
return to main menu
The set values for “zero” are fixed values, programmed into the unit’s firmware.
The values for the calibration gas cylinder setting have to be set to the correct cylinder values for both O
2
and CO.
9.6.7
Set temperature measuring unit
EDIT
change value by means of UP/DOWN
OK
save
values
BACK
return to main menu
Set the temperature units to °C or °F
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