Walchem WDP420 Instruction Manual

Walchem WDP420 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............................................................................................................................................. 32.4 WPH/WDP 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 ...................................................................................................................................... 53.5 Electrical installation .............................................................................................................................. 74.0 FUNCTION OVERVIEW .......................................................................................................... 184.1 Front Panel .......................................................................................................................................... 184.2 Display ................................................................................................................................................. 184.3 Keypad................................................................................................................................................. 194.4 Access Code........................................................................................................................................ 194.5 Startup ................................................................................................................................................. 194.6 Shut Down ........................................................................................................................................... 205.0 OPERATION............................................................................................................................ 205.1 Main Menu ........................................................................................................................................... 205.2 Sensor Menu........................................................................................................................................ 225.3 Temperature Menu (this menu does not appear if an ORP sensor has been selected) ..................... 285.4 Control 1 - 4 Menus (FOR ON/OFF CONTROLLERS) ....................................................................... 295.5 Control 1-4 Menu (FOR PROPORTIONAL CONTROLLERS) ............................................................ 345.6 Interlock A Menu .................................................................................................................................. 365.7 4-20 mA 1 and 2 Menus (Optional)...................................................................................................... 375.8 Time Menu ........................................................................................................................................... 385.9 Access Code Menu.............................................................................................................................. 395.10 Datalog Menu....................................................................................................................................... 405.11 Config Menu......................................................................................................................................... 425.12 Upgrade Menu ..................................................................................................................................... 446.0 MAINTENANCE....................................................................................................................... 456.1 Electrode Maintenance ........................................................................................................................ 456.2 Replacing the Fuses ............................................................................................................................ 467.0 TROUBLESHOOTING............................................................................................................. 467.1 Error Messages.................................................................................................................................... 468.0 SERVICE POLICY ................................................................................................................... 48