1 keys and functions, Keys and functions -2 – Yokogawa Wireless Temperature Transmitter YTA510 User Manual

Page 10

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IM 01C50T01-01E

2-2

2. HART COMMUNICATOR OPERATION

2.2 Basic Operation of the HART Communicator (Model 275)

2.2.1 Keys and Functions

LCD (Liquid crystal display)

(21 characters

×

8 lines)

Communication Cable

Function keys

Functions of the keys are indicated on the
display.

Pressing (HOME) when the display is
as shown changes the display to “Online”
menu. (See 2.2.2 “Display”.)

Hot key

Call up setting menu

1. Range values
2. Chng Wrt Protect

Shift keys

Use to enter alphabetic characters.

1. Changes the display contents.
2. Moves the position where a number or

character is to be entered.

Pressing calls up the display
corresponding to the item pointed with the
highlighting cursor.

Pressing returns to the previous
display. (See 2.2.3.)

Alphanumeric keys

1. Enters numbers and characters.
2. Selects the desired menu item with the

corresponding number. (See 2.2.4.)

Pressing single key enters the number.
Pressing the key with shift key enters the
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

F0202.EPS

YTA :
Online
1 Device setup
2 PV 0.00 degC
3 PV AO 4.001 mA
4 PV LRV 0.00 degC
5 PV URV 100.00 degC

Figure 2.2 The HART Communicator

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