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The following alarm function menu items are activated when CtrL is set to SPAL:
D
ELA Alarm Delay
S
ets the amount of time an alarm condition must be continuously met before the alarm condition is
recognized. The alarm delay is adjustable from 0 - 60 seconds.
LEdA Alarm Lamps
OFF The ALLO LED or ALHI LED on the front panel turns OFF when the alarm relay
t
urns OFF. The ALLO LED or ALHI LED on the front panel turns ON when the
a
larm relay turns ON.
O
N The ALLO LED or ALHI LED on the front panel turns ON when the alarm relay
turns OFF. The ALLO LED or ALHI LED on the front panel turns OFF when the
alarm relay turns ON.
AL Alarm Type (see Alarm Adjustment below)
H
IGH High alarm only.
LOW Low alarm only.
HILO For a high and low guard band type alarm. Share the same relay output.
Alarm Adjustment
Alarm settings are dependent upon the selected alarm type. The EDA pressure controller alarm may be configured
as a High Alarm, Low Alarm, or High/Low Alarm. Alarm settings may be set to anywhere within the range of the
instrument. The dead bands of the alarms are fixed at 1% of full scale.
ALrE Alarm Reset
AUTO Automatic reset.
HOLD Manual reset. An alarm is reset by pressing the RST key on the front panel.
ALiH Low Alarm Inhibit
OFF Alarm inhibit is off.
ON Alarm inhibit is on.
Note: If ALiH is selected ON, a low alarm condition is suspended upon power up until the process value passes
through the alarm set point once.
