DECS-200 Human-Machine Interface i
SECTION 2 • HUMAN-MACHINE INTERFACE
TABLE OF CONTENTS
SECTION 2 • HUMAN-MACHINE INTERFACE........................................................................................ 2-1
INTRODUCTION ....................................................................................................................................2-1
FRONT PANEL controls and indicators ................................................................................................. 2-1
Menu Navigation................................................................................................................................. 2-2
Navigation Aids................................................................................................................................... 2-2
Edit Sessions ...................................................................................................................................... 2-2
Changing Settings ..............................................................................................................................2-3
PASSWORD PROTECTION..................................................................................................................2-8
METERING SCREEN ............................................................................................................................ 2-9
Metering Fields ...................................................................................................................................2-9
Setpoint Field....................................................................................................................................2-10
Percent-of-Range Field..................................................................................................................... 2-10
Mode Message Field ........................................................................................................................2-10
Alarm Annunciation Field.................................................................................................................. 2-10
Alarm Message Screen ....................................................................................................................2-10
Screens with Special Editing Modes ................................................................................................2-11
Menu Tree ........................................................................................................................................ 2-11
FRONT PANEL OPERATION.............................................................................................................. 2-22
Operating Modes .............................................................................................................................. 2-22
Setpoints ........................................................................................................................................... 2-22
Loop Gains ....................................................................................................................................... 2-23
Controller Gains................................................................................................................................ 2-24
Metering ............................................................................................................................................ 2-24
Protection..........................................................................................................................................2-24
Limiters .............................................................................................................................................2-25
System Parameters .......................................................................................................................... 2-26
General Settings ............................................................................................................................... 2-29
Figures
Figure 2-1. Front Panel Controls and Indicators........................................................................................ 2-1
Figure 2-2.Operating Menu Branch ......................................................................................................... 2-12
Figure 2-3. Setpoint Menu Branch ........................................................................................................... 2-13
Figure 2-4. Loop Gains Menu Branch...................................................................................................... 2-14
Figure 2-5. Metering Menu Branch .......................................................................................................... 2-15
Figure 2-6. Protection Menu Branch........................................................................................................ 2-16
Figure 2-7. Limiters Menu Branch ........................................................................................................... 2-17
Figure 2-8. System Parameters Menu Branch (Part 1 of 3) .................................................................... 2-18
Figure 2-9. System Parameters Menu Branch (Part 2 of 3) .................................................................... 2-19
Figure 2-10. System Parameters Menu Branch (Part 3 of 3) .................................................................. 2-20
Figure 2-11. General Settings Menu Branch ........................................................................................... 2-21
Tables
Table 2-1. DECS-200 HMI Component Descriptions ................................................................................2-2
Table 2-2. Front Panel Setting Parameters ...............................................................................................2-4
Table 2-3. Settings Accessible with Setpoint Access Level ......................................................................2-8
Table 2-4. User-Selectable Metering Quantities........................................................................................ 2-9
Table 2-5. Setpoint Field as a Function of Operating Mode ....................................................................2-10
Table 2-6. Annunciation Messages .........................................................................................................2-10
Table 2-7. Automatic Stability Range Gain Settings Index......................................................................2-23