Yokogawa IR200 User Manual

Page 51

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6 - 16

IM 11G02M01-01E

The auto calibration status contact output is closed while auto calibration is in progress (hold extension
time by the length of time the same as gas replacement time included if the hold setting is set to “ON”),
and open in other cases.

Remote start

Whether the auto calibration is set at ON or OFF, an auto calibration is available by keeping the
remote start input short-circuited for at least 1.5 seconds.

Remote start input

Open

Short-circuit (keep at least 1.5 sec.)

Start Time
Cycle
Flow Time

ON/OFF

In case where auto calibration is carried out at the above setting.

12:00

day

sec

SUN

1

350

ON

Example

(An example of “CH1: through CH3: enable”, as given in Item 6.2.5 “Auto Calibration
Components”.)

Flow Time

: Under Auto calibration

Sunday

12:00

Cycle

Zero
calibration

350

sec.

350

sec.

CH1

Span
calibration

350

sec.

CH2

Span
calibration

CH3

Span
calibration

Monday

12:00

Tuesday

12:00

Cycle

: 1 to 99 hours or 1 to 40 days (initial value 7days)

Flow Time

: 60 to 599 sec

(initial value 300sec)

Setting range

When an auto calibration starts, the measurement screen automatically appears.

Any key operation other than key lock ON/OFF and forced stop of auto calibration

(see Item 6.4.2) is not permitted during auto calibration. Auto Calibration Cancel

cannot be performed with the key lock to ON . To cancel auto calibration forcedly,

set the key lock to OFF and then execute Auto Calibration Cancel .

Turn on the power again after it is turned off (including the case of power failure) at

the time set as the next start time in auto calibration, and then repeat it in the set

cycle.

Caution


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