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Appendix A
Sigma 900 MAX Refrigerated Sampler Calibration Flow Chart (1 of 2)
Advanced
Options
Calibration
Page 110
Quick Start Guides
Main Menu
Display Data
Options
4-20 mA
select
Select Output A
Outputs
or Output B
or
Apply Positive
select
ORP
Reference Signal to
ORP Input
or
pH
select
Place Sensor in First Buffer
select
Enter Temperature of Liquid
or
select
Enter pH for Buffer #1
Submerged
Select Orientation:
select
Probe
Horizontal or
Vertical
or
Place Sensor in Liquid
Proces Temp
select
(32 to 211 deg F)
or
Thermal
Thermal Setpoint
select
Setup
or
or
Thermal Calibrate
Enter
Dissolved
select
Ambient
Oxygen
Temperature
or
Dissolved
Place Sensor in Liquid
select
Oxygen Temp
(32 to 211 deg F)
or
Enter
select
Temperature
Conductivity
Correction Factor
or
Conductivity
Place Sensor in Liquid
select
Temperature
(32 to 211 deg F)
Setup
Status
Output A
Press a key
for 4 mA
Output B
select
select
Enter Actual
Output
Current
Enter New
select
mV Value
Place Sensor in Second Buffer
select
select
Enter pH for Buffer #2
Remove Submerged Probe
from Liquid and press a key
(hold probe in same
orientation as previous step)
orientation as selected in
previous step)
Enter New Liquid
Temperature
Enter Desired Cabinet
Temp.
Enter Actual Cabinet Temp.
Enter
Enter
Enter
Elevation
Membrane
Chlorinity
Above
Thickness
Sea
Level
Enter New Liquid
Temperature
Place Sensor in
Enter New
Liquid & Press a Key
Conductivity
Value
Enter New Liquid
Temperature
Press a key
for 20 mA
select
Enter Actual
Output
Current
Submerge Probe to Known
Depth (>6") and press a key
(submerge probe in same
Enter Depth of Probe
Place Sensor in
Air
Enter new D.O.
Value
8990apdx_quickstart.fm
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Troubleshooting
