Operation – Yokogawa EJX440A User Manual

Page 38

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<3. Operation>

3-28

IM 01C25T01-01E

Status output for higher alert value

Status output for lower alert value

*5% of the setting span of differential pressure/pressure.

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Output

(%)

Status output

Status output

Time (t)

Time (t)

Setting

value

Setting

value

5%* of hysteresis

(5°C for heat)

Output

(%)

5%* of hysteresis

(5°C for heat)

On

Off

Example: Status output operation of

ON WHEN AL. DETECT

On

On

On

Off

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EJX:

DO Select

Pres

Off

Pres

SP

Temp

ESC

ENTER

1. Device setup
4. Detailed setup
3. Output condition
4. Process Alerts
7. DO Config
2. DO Select
and 3. DO Signal type

Example: Set the status output to output an off signal when

the input pressure exceeds 75 kPa with the alert

mode of Hi. Al Detect.

EJX:

DO Config

1 Digital Output Off

2 DO Select Pres

3 DO Signal type

4 DO Test

HELP

SEND

HOME ENTER

Press

SEND (F2) to send the data

to the transmitter, then check to

confirm that disappears.

(SEND)

SEND

1

2

EJX:

DO Config

1 Digital Output Off

2 DO Select Pres

3 DO Signal type

4 DO Test

HELP

SEND

HOME ENTER

Press

SEND (F2) to send the data

to the transmitter, then check to

confirm that disappears.

(SEND)

SEND

4

(ENTER)

Select

Pres, and press ENTER

(F4).

EJX:

DO Signal type

ON WHEN AL. DETECT

ON WHEN AL. DETECT

OFF WHEN AL. DETECT

ESC

ENTER

3

(ENTER)

Select

OFF WHEN AL. DETECT,

and press

ENTER (F4).

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