Hach POCKET COLORIMETER II Instruction Manual page 4

Table of Contents,
Method Performance ........................................................................................1-42
√
Spec ™ Secondary Standards for DPD Chlorine
Using the Spec
Summary of Method
Replacement Parts
Instrument Operation
Key Functions......................................................................................................2-3
Menu Selections ..................................................................................................2-4
Switching Ranges................................................................................................2-4
Setting the Time ..................................................................................................2-4
Recalling Stored Measurements ........................................................................2-5
Battery Installation .............................................................................................2-6
Error Codes
..............................................................................................................2-9
Error Messages ....................................................................................................2-9
continued
√
Standards..............................................................................1-44
..........................................................................................1-45
..............................................................................................1-46
..........................................................................................2-3
.....................................1-43
1-4