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9102S Dry-Well Calibrator
ii
6.3.1 Scan Control ..................................................................................................22
6.3.2 Scan Rate ......................................................................................................22
6.4 Set-point Resistance ............................................................................... 22
6.5 Secondary Menu..................................................................................... 23
6.6 Heater Power .......................................................................................... 23
6.7 Proportional Band ................................................................................... 24
6.8 Controller Configuration .......................................................................... 25
6.9 Operating Parameters ............................................................................ 25
6.10 High Limit ................................................................................................ 25
6.11 Serial Interface Parameters .................................................................... 25
6.11.1 Baud Rate .....................................................................................................26
6.11.2 Sample Period ...............................................................................................26
6.11.3 Duplex Mode .................................................................................................26
6.11.4 Linefeed ........................................................................................................27
6.12 Calibration Parameters ........................................................................... 27
6.12.1 R0 ..................................................................................................................28
6.12.2 ALPHA ...........................................................................................................28
6.12.3 DELTA ............................................................................................................29
7 Digital Communication Interface ..........................................31
7.1 RS-232 Connection ................................................................................. 31
7.2 Interface Commands .............................................................................. 32
8 Test Probe Calibration ...........................................................35
8.1 Calibrating a Single Probe ...................................................................... 35
8.2 Dry-well Characteristics .......................................................................... 35
8.2.1 Stabilization and Accuracy ..........................................................................35
9 Calibration Procedure ............................................................37
9.1 Calibration Points .................................................................................... 37
9.2 Calibration Procedure ............................................................................. 37
9.2.1 Compute DELTA ............................................................................................37
9.2.2 Compute R0 and ALPHA ..............................................................................38
9.2.3 Accuracy and Repeatability ..........................................................................39
10 Maintenance ...........................................................................41
11 Troubleshooting .....................................................................43
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