Hach 900 MAX 用户手册

4-20 mA Option  ..................................................... 87

Calibration  ...................................................... 88
Connection  ..................................................... 87
Interface Connector  ........................................ 87
Programming  .................................................. 87
Pulse Duration Input  ..................................... 133

ac Power  ............................................................. 124

Access Code  ......................................................... 39

Advanced Sampling  .............................................. 49

Program Complete  ......................................... 50
Setpoint Sampling  .......................................... 50
Special Output  ................................................ 52
Start/Stop Times ............................................. 53
Storm Water  ................................................... 54
Timed Bottle Sets  ........................................... 57
Upset Sample  ................................................. 58
Variable Intervals ............................................ 60
Variable Volume  ............................................. 60

Alarm ..................................................................... 91

Alarm Relays ......................................................... 89

Connections .................................................... 90
Interface Connector  ........................................ 90
Junction Box  ................................................... 90
Programming  .................................................. 91

Alarms

Deadband  ....................................................... 92
Set Point Alarms ............................................. 91
Trouble Alarm Troubleshooting  .................... 129
Trouble Alarms  ............................................... 91

Analog Inputs  ........................................................ 93

Connection  ..................................................... 93
Programming  .................................................. 94

Arm Stop  ............................................................... 29

Auxiliary Receptacle  ............................................. 32

Basic Programming Setup  .................................... 37

Battery Power  ..................................................... 124

Baud Rate  ............................................................. 79

Bottle Number  ....................................................... 53

Bottle Volume ........................................................ 38

Bottles  ............................................................. 26, 38

Bottom Panel  ...................................................... 100

Calibration

4-20 mA  .......................................................... 88
Conductivity Probe  ......................................... 77
Dissolved Oxygen Probe  ................................ 75

Downlook Ultrasonic Sensor  .......................... 61
ORP Probe  ..................................................... 73
pH Probe  ........................................................ 71
Submerged Area/Velocity Sensor  .................. 64
Submerged Pressure Sensor  ......................... 66

Cellular Communications  ...................................... 80

Cellular Modem Scheduling  .................................. 82

Cellular Modem Triggering .................................... 84

Circuit Board  ....................................................... 101

Cleaning the Sampler ............................................ 97

Conductivity Probe  ................................................ 76

Calibration  ...................................................... 77
Connection  ..................................................... 76
Programming  .................................................. 76
Temperature Calibration  ................................. 78
Temperature Programming  ............................ 76

Constant Time, Variable Volume Sampling  .......... 43

Constant Volume, Variable Time  .......................... 41

Continous Mode  .................................................. 119

Controller Cover  .................................................... 15

Controller, opening ................................................ 99

Controller, removal of ............................................ 99

Data Log .............................................................. 119

Deadband .............................................................. 92

Desiccant module, internal ............................ 17, 103

Desiccant module, replacement .......................... 103

Diagnostics .......................................................... 121

Distributor Test  ............................................. 122
Event Log  ..................................................... 122
Keypad Test  ................................................. 122
LCD Test  ...................................................... 123
Liquid Sensor ................................................ 123
Velocity Analysis ........................................... 123

Displaying Data  ................................................... 113

Dissolved Oxygen Probe

Calibration  ...................................................... 75
Connection  ..................................................... 74
Membrane Thickness  ..................................... 75
Programming  .................................................. 74
Strain Relief  .................................................... 74
Temperature Calibration  ................................. 75
Temperature Programming  ............................ 75

Distributor

Arm Alignment  ................................................ 30
Installation  ...................................................... 29

Downlook Ultrasonic Sensor

Calibration  ...................................................... 61
Connection  ..................................................... 61
Programming  .................................................. 61

DTU-II .................................................................... 79