Alarm Control - JENCO 692 Operation Manual

Ph transmitter
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process value is equal to the CONTROL SET POINT value.

ALARM CONTROL

1.
ALARM set point
1.1 Press the ALARM SET POINT switch. The instrument will indicate the alarm
set point value. The alarm set point value can be adjusted by the ALARM SET
POINT control.
1.2 Release the ALARM SET POINT switch. The instrument will indicate the
measured process value.
2.
ALARM SET POINT HIGH/LOW SELECT switch
2.1 Set the ALARM SET POINT HIGH/LOW SELECT switch to the high position.
The ALARM SET POINT LED will be ON and the ALARM output relay will be
energized when the measured value is greater than the alarm set point value. The
ALARM SET POINT LED will be OFF and the ALARM output relay will be
de-energized when the measured value is less than the alarm set point value.
2.2 Set the ALARM SET POINT HIGH/LOW SELECT switch to the LOW position.
The ALARM SET POINT LED will be ON and the ALARM output relay will
energized when the measured value is less than the alarm set point value. The
ALARM SET POINT LED will be OFF and the ALARM output relay will be
de-energized when the measured value is greater than the alarm set point value.
3.
Set point hysteresis
28

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