Optex DOS-20 - Page 4

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10 Adjustment ........................................................................... 30
Offset adjustment ................................................................ 30
Span adjustment ................................................................. 32
2-point adjustment .............................................................. 34
Adjustment initialization ...................................................... 36
Salinity adjustment .............................................................. 37
Altitude adjustment ............................................................. 39
11 Maintenance Setting ............................................................ 41
Measurement value hold ..................................................... 41
Hold timer ............................................................................ 41
Maintenance timer .............................................................. 42
Sensor cap replacement timer ............................................ 43
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Canceling sensor cap replacement notification .......... 43
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Sensor cap replacement timer setting ........................ 44
12 Cleaning ............................................................................... 46
Manual cleaning .................................................................. 46
Cleaning interval (relay) ...................................................... 47
Cleaning activation .............................................................. 48
Post-cleaning standby ......................................................... 48
13 Troubleshooting .................................................................. 49
Error code list ...................................................................... 49
14 Maintenance ......................................................................... 51
Maintenance (monthly) ....................................................... 51
Periodic inspection (every 3 months) .................................. 51
Replacement of consumables ............................................. 51
Calibration ........................................................................... 51
Long-term storage ............................................................... 51
15 Specifications ...................................................................... 52
16 External Dimensions ........................................................... 54