Apera Instruments SX716 - Zero Oxygen Calibration Procedure

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of manual Barometric pressure compensation. We suggest to reset the value according
to the standard barometric pressure table when there is a big change in barometric
pressure to ensure the accuracy of barometric pressure compensation (Please see
Appendix 2 and Appendix 3). For the procedure of Barometric pressure calibration,
refer to 4.9.4.
4.9 Parameter Setting
4.9.1 DO parameter settings (Chart 4-1)
Prompt Mark
Parameter Setting Items
Code
Parameter
P1
Resolution selection
0.01/0.1(mg/L and ppm)
0.1/1(%)
P2
Salinity calibration
P3
Barometric pressure setting
P4
Temperature unit setting
˚F/˚C
P5
Back light display time setting
0-1-3-6 min
P6
Auto power off time setting
0-10-20 min
P7
Restore to producer setting
OFF-On (shut-set)
4.9.2 Resolution selection (P1)
(a) Press key and enter P1 mode, see picture (4-2);
(b) Press key to choose resolution: 0.01→0.1;
(c) Press key to enter the next parameter setting or
press to return to the measurement mode.