Setra-system Model Datum 2000 Manual do Utilizador descarregar pdf (Página 11)

0.00 CAL

SCAN

HOLD

adj mode

SCAN HOLD

adj

mode

noYES CH1

HI /LO ALARM SETPOINTS (please read before attempting

procedure)

Note: The channel must be calibrated before the alarm points are set.

The “ALAr” command allows you to set high and low pressure alarm points.

The HI ALARM or LO ALARM indicator light is lit if the applied pressure

exceeds the set values. The alarm output signals are available at the termi-

nal strip. To set the Hi ALARM and Lo ALARM, use the following procedure:

Step 1.

Press and hold the SCAN/adj and HOLD/mode keys for 8 seconds, then

release; the display will alternate between “cal” and “noYes” for ten seconds.

Step 2.

To specify “yes” and select “CH1”, press and hold the HOLD/mode key to

display “CH1”. (To select “CH2”: With “CH1” displayed, press and release

the SCAN/adj key to display “CH2”.)

Step 3.

Press the HOLD/mode key to display “ALAr”.

Step 4.

Press the HOLD/mode key to display the present value of the Low Alarm

point.

CH1

SCAN

HOLD

adj mode

ALAr

SCAN HOLD

adj

mode

ALAr 0.

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Setra-system Model Datum 2000 Manual do Utilizador Página 11