Analytical Industries GPR-1200 MS ATEX Portable PPB Oxygen Analyzer - Manual (Page 17)

17
The following display(s) appear depending on the range selected and oxygen concentration of the sample gas:
0.000 PPM
MANUAL SAMPLING
1 PPM RANGE
24.5 C
OR
0.000 PPM
OVERRANGE
AUTO SAMPLING
1 PPM RANGE
24.5 C
00.00 PPM
MANUAL SAMPLING
10 PPM RANGE
24.5 C
OR
00.00 PPM
OVERRANGE
AUTO SAMPLING
10 PPM RANGE
24.5 C
000.0 PPM
MANUAL SAMPLING
100 PPM RANGE
24.5 C
OR
000.0 PPM
OVERRANGE
AUTO SAMPLING
100 PPM RANGE
24.5 C
0000 PPM
MANUAL SAMPLING
1000 PPM RANGE
24.5 C
OR
0000 PPM
OVERRANGE
AUTO SAMPLING
1000 PPM RANGE
24.5 C
The display will not shift automatically. Instead, when the oxygen reading (actually the sensor’s signal output)
exceeds 110% of the upper limit of the current range an OVER RANGE warning will be displayed.
Once the OVER RANGE warning appears the user must advance the analyzer to the next higher range via the menu
and keypad Press MENU, select MANUAL SAMPLING, press ENTER, select the appropriate MANUAL RANGE and
press ENTER again.
Start-Up is complete . . . proceed to Calibration