Yokogawa EJX440A - Manual (Page 11)

<3. Operation>
3-1
IM 01C25T01-01E
3. Operation
3.1 Basic Operation of the 275 HART Communicator
3.1.1 Keys and Functions
LCD (liquid crystal display)
(21 characters×8 lines)
Communication cable
Function keys
Functions of the keys are indicated on the
display.
Pressing (HOME) when the display is
as shown changes the display to the Online
menu. (See 3.1.2 Display.)
Hot key
Calls up settings menu
1. Keypad input
2. Wrt protect menu
Shift keys
Use to enter alphabetic characters.
1. Changes the display contents.
2. Moves the position where characters are
to be entered.
Pressing calls up the display
corresponding to the highlighted item.
Pressing returns to the previous display.
(See 3.1.3.)
Alphanumeric keys
1. Enters characters.
2. Selects the desired menu item with the
corresponding number. (See 3.1.4.)
Pressing a key enters a number.
Pressing a shift key and then an
alphanumeric key enters an
alphabetic character.
Moves the highlighting cursor on the display to
select the desired item.
To enter 7,
To enter C,
7
C
(Press) (ENTER)
Power ON/OFF
F0301.ai
EJX:
Process variables
1 Pres 0.000 kPa
2 Pres % 0.00 %
3 AO 4.000 mA
4 SP 0 MPa
5 Static Pres 0.0 %
HELP HOME SAVE
Figure 3.1.1 HART Communicator