Online Operations Using Primary Displays

Interacting with Live or Replay Trends

With a live vertical or horizontal trend on the display, press Tab key to access the Point/Detail menu. When replaying (stored) trends this menu is always displayed. From this menu you can press the Tab key again to advance the scoreboard at the top of the display to the next point in the trend. Also, you can press the Increment or Decrement buttons to scroll the trend forward or backward in time.

TEMP 7

2061.5 DEGF

TEMP 7

1941.5 DEGF

 

2500.0

1500.0

2500.0

 

 

12:15

 

 

 

11:45

 

 

 

11:15

 

 

 

A ALARM1 HIGH

Figure 6-2 Horizontal and Vertical Trend Displays

 

Table 6-2 Point/Detail Menu Prompts

Prompt

Definition

SCROLL

Press the Increment or Decrement buttons to scroll the trend forward or backward in time.

 

Press Tab key to change to the next point on a multi-point trend.

Press the Menu button to restore the Point/Detail menu. The trend display will remain at the time determined by the SCROLL.

Press the Display button to restore the original primary display and cancel the SCROLL.

SET HOLD,

Causes one point to remain displayed in the scoreboard. Available for live trend only.

REL HOLD

Before selecting SET HOLD, press Point/Detail to change the scoreboard to the desired

 

point. Select SET HOLD and press Enter. An “H” appears in the lower right display. The

 

HOLD will remain in effect until deliberately removed with REL HOLD.

To HOLD a different point, press the Tab key until the desired point is shown, then press the Display button.

To release the HOLD, select REL HOLD.

DETAIL

Use the Increment and Decrement buttons to move the line cursor forward or backward in

 

time. The value of the displayed point will change to its value at the new time.

If desired, press Tab to change to the next point on a multi-point trend.

Press the Menu button to restore the Point/Detail menu. The trend display will remain at the chosen point.

Press the Display button to restore the primary display and cancel DETAIL feature.

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Honeywell VRX180 user manual Interacting with Live or Replay Trends, Prompt Definition