8. OPERATION VIA HART COMMUNICATOR
8.2Basic Operation of the HART Communicator (Model 275)
8.2.1Keys and Functions
LCD (Liquid crystal display)
(21 characters ⋅ 8 lines)
AXFA11 :
Process Variables
1
PV %rnge
2 PV
3 PV AO
4 Totl 12348853
5 Reverse Totl
HELP SAVE HOME
Power ON/OFF
Shift Keys
Use to enter alphabetic characters.
Communication Cable
Function Keys
Functions of the keys are indicated on the display.
Move the inverse video bar (cursor) on the display to select the desired item.
Hot key
Open the Hot key Menu as follows:
1.PV Span
2.Wrt Protect Menu
1.Change the display contents.
2.Move the position where a number or character is to be entered.
Example
Pressing calls up the display corresponding to the item pointed at with the cursor.
Pressing returns to the previous display. (See 8.2.3 Calling up Menu Address.)
Alphanumeric Keys
1.Enter numbers and characters.
2.Select the desired menu item with the corresponding number.
Example
Pressing a single key enters the number. Pressing the key with the shift key enters the alphabetic character.
| (Press) | (ENTER) | |||
To enter “7”, | ABC | ‘7’ | |||
7 |
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To enter “C”, |
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| ABC | ‘C’ |
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| 7 | ||
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F0804.EPS
Figure 8.2.1 HART Communicator
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