Walchem WDIS Series Instruction Manual - page 3
Table of Contents
1.0
Introduction ..................................................................................................................................... 1
2.0
Specifications.................................................................................................................................. 1
2.1
Measurement Performance (Sensors).......................................................................................................... 1
2.2
Electrical: Input/Output ................................................................................................................................. 2
2.3
Mechanical (Controller) ................................................................................................................................. 2
3.0
Unpacking and Installation ............................................................................................................ 3
3.1
Unpacking the unit......................................................................................................................................... 3
3.2
Mounting the electronic enclosure............................................................................................................... 3
3.3
Installation ...................................................................................................................................................... 3
Assembling the Sensor .................................................................................................................................... 3
Flow Cell Placement ........................................................................................................................................ 4
Installing Sensor into Flow Cell ........................................................................................................................ 4
3.4
Icon Definitions .............................................................................................................................................. 5
3.5
Electrical Installation ..................................................................................................................................... 8
4.0
Function Overview........................................................................................................................12
4.1
Front Panel ................................................................................................................................................... 12
4.2
Display .......................................................................................................................................................... 12
4.3
Keypad .......................................................................................................................................................... 13
4.4
Access Code ................................................................................................................................................ 13
4.5
Startup .......................................................................................................................................................... 13
Initial Startup .................................................................................................................................................. 13
Normal Startup ............................................................................................................................................... 14
4.6
Shutdown...................................................................................................................................................... 14
5.0
Operation .......................................................................................................................................14
5.1
Main Menu .................................................................................................................................................... 14
5.2
Sensor Menu ................................................................................................................................................ 16
Cal'd ............................................................................................................................................................... 16
Calibration ...................................................................................................................................................... 16
Zero Calibration.............................................................................................................................................. 16
Days Btwn Cal ............................................................................................................................................... 16
Input ............................................................................................................................................................... 18
Self Test......................................................................................................................................................... 18
Sensor Type................................................................................................................................................... 18
5.3
Control 1 and Control 2 Menus ................................................................................................................... 18
Hi/Lo Set Point ............................................................................................................................................... 18
Dead Band ..................................................................................................................................................... 18
Time Limit ...................................................................................................................................................... 18
Interlock ......................................................................................................................................................... 18
Control Dir ...................................................................................................................................................... 19
HOA ............................................................................................................................................................... 19
5.4
Auxiliary 1 and 2 Menu ................................................................................................................................ 21
Mode .............................................................................................................................................................. 21
Lo Alarm Pt .................................................................................................................................................... 21
Hi Alarm Pt ..................................................................................................................................................... 21
Dead Band ..................................................................................................................................................... 21
Probe Wash Sched ........................................................................................................................................ 22
Hold Time....................................................................................................................................................... 22
HOA ............................................................................................................................................................... 22
5.5
4-20 mA Menu (Optional)............................................................................................................................. 24
4 mA Pt .......................................................................................................................................................... 24
20 mA Pt ........................................................................................................................................................ 24
Calibrate......................................................................................................................................................... 24
Fixed 4 mA Out .............................................................................................................................................. 24
Fixed 20 mA Out ............................................................................................................................................ 24
5.6
Clock Menu ................................................................................................................................................... 25
Set Clock........................................................................................................................................................ 25
5.7
Access Code Menu ...................................................................................................................................... 26
Enable Y/N ..................................................................................................................................................... 26