Specifications

MODEL 30 pH/DO TABLE OF CONTENTS
TABLE OF CONTENTS CONT’D
LIST OF FIGURES
Number Title Page
2-1 Panel Mount Installation........................................................................................... 6
2-2 Pipe Mount Installation............................................................................................. 7
2-3 Surface Mount Installation........................................................................................ 8
3-1 Removing the Knockouts......................................................................................... 9
3-2 Wiring Connections for Model 30-A-PH/DO.............................................................
(Panel Mount with 115/230 Vac Power).................................................................... 10
3-3 Wiring Connections ..................................................................................................
(Panel Mount with 24 Vdc Power)............................................................................ 10
3-4 Wiring Connections for Model 30-B-PH/DO .............................................................
(Wall/Pipe Mounting with 115/230 Vac Power)......................................................... 11
3-5 Wiring Connections ..................................................................................................
(Wall/Pipe Mounting with 24 Vdc Power) ................................................................. 11
4-1 Displays During Normal Operation.......................................................................... 12
4-2 Model 30 Keypad ............................................................................................... 12
5-1 Assigning Outputs 1 and 2 ..................................................................................... 18
5-2 High Alarm Logic .................................................................................................... 20
5-3 Low Alarm Logic ...................................................................................................... 20
6-1 Sensor Current as a Function of Dissolved Oxygen Concentration......................... 34
6-2 Calibration Slope and Offset.................................................................................... 38
7-1 Exploded View of Model 30 (Panel Mount Version)................................................. 46
7-2 Exploded View of Model 30 (Pipe/Surface Mount Version)...................................... 47
8-1 Simulating Inputs When the Preamplifier is in the Analyzer..................................... 57
8-2 Simulating pH Input When the Preamplifier is in the Sensor.................................... 57
8-3 Three-Wire RTD Configuration................................................................................. 58
8-4 Simulating RTD Inputs............................................................................................. 58
8-5 Checking for a Poisoned Reference Electrode........................................................ 59
LIST OF TABLES
Number Title Page
5-1 Default Settings........................................................................................................ 16
7-1 Replacement Parts for Model 30 (Panel Mount Version)......................................... 46
7-2 Replacement Parts for Model 30 (Pipe/Surface Mount Version).............................. 47
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