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IM 01E20C01-01E
8-3
8. OPERATION VIA HART COMMUNICATOR
8.2 Basic Operation of the HART Communicator
(Model 275)
8.2.1 Keys and Functions
LCD (Liquid crystal display)
(21 characters × 8 lines)
Communication Cable
Function Keys
Functions of the keys are indicated on the
display.
Hot key
Open the Hot key Menu as follows:
1. PV Span
2. Wrt Protect Menu
Shift Keys
Use to enter
alphabetic characters.
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.
Move the inverse video bar (cursor) on the
display to select the desired item.
ABC
7
ABC
7
To enter “7”,
To enter “C”,
‘7’
‘C’
(Press) (ENTER)
Power ON/OFF
F0804.EPS
AXFA11 :
Process Variables
1 PV %rnge
2 PV
3 PV AO
4 Totl 12348853
5 Reverse Totl
HELP SAVE HOME
Figure 8.2.1 HART Communicator