Walchem WDT400 Series Instruction Manual

Walchem WDT400 Series Instruction Manual Manual pdf 3 page image

Table of Contents1.0 INTRODUCTION..................................................................................................................... 12.0 SPECIFICATIONS .................................................................................................................. 22.1 Measurement Performance ................................................................................................. 22.2 Electrical: Input/Output ........................................................................................................ 22.3 Mechanical .......................................................................................................................... 22.4 WDT Variables and their Limits ........................................................................................... 33.0 UNPACKING & INSTALLATION ............................................................................................. 43.1 Unpacking the unit............................................................................................................... 43.2 Mounting the electronic enclosure....................................................................................... 43.3 Installation ........................................................................................................................... 43.4 Icon Definitions.................................................................................................................... 63.5 Electrical installation............................................................................................................ 64.0 FUNCTION OVERVIEW ....................................................................................................... 104.1 Front Panel........................................................................................................................ 104.2 Display .............................................................................................................................. 104.3 Keypad .............................................................................................................................. 114.4 Access Code ..................................................................................................................... 114.5 Startup............................................................................................................................... 114.6 Shut Down......................................................................................................................... 115.0 OPERATION ......................................................................................................................... 125.1 Main Menu ........................................................................................................................ 125.2 Conductivity (A or B) Menu ............................................................................................... 145.3 Temperature (A or B) Menu .............................................................................................. 165.4 Bleed (A or B) Menu.......................................................................................................... 175.5 Feed (A or B) Menu........................................................................................................... 185.6 WM1 and WM2 Menu........................................................................................................ 205.7 Alarm (A or B) Menu.......................................................................................................... 215.8 Time Menu ........................................................................................................................ 225.9 4-20mA (A or B) Menu ...................................................................................................... 235.10 Access Code Menu ........................................................................................................... 245.11 Datalog Menu .................................................................................................................... 255.12 Config Menu ...................................................................................................................... 265.13 Upgrade Menu .................................................................................................................. 276.0 MAINTENANCE .................................................................................................................... 286.1 Electrode Cleaning ............................................................................................................ 286.2 Replacing the Fuses.......................................................................................................... 297.0 TROUBLESHOOTING .......................................................................................................... 297.1 Error Messages ................................................................................................................. 297.2 Conductivity Readout Does Not Change........................................................................... 317.3 Procedure for evaluation of the conductivity electrode..................................................... 317.4 Procedure for checking relay outputs ................................................................................ 328.0 SERVICE POLICY ................................................................................................................ 32