Omega RD-MV100 Series, User Manual

Page: 128 / 299

6-7
Acknowledging and Setting Alarms
6
Name Symbol Description
Lower limit on rate-of-change alarm
*2
r The amount of change of the measured
values over a certain time interval is
checked. An alarm occurs when the
amount of decrease becomes greater than
or equal to the specified value (see section
6.4).
The time interval is specified using a
number of measurements.
Delay upper limit alarm T An alarm occurs when the measured value
remains above or equal to the alarm value
for the specified time period (delay period,
see section 6.3, “Setting the Alarm Delay
Period.”).
Delay lower limit alarm t An alarm occurs when the measured value
remains below or equal to the alarm value
for the specified time period (delay period,
see section 6.3, “Setting the Alarm Delay
Period.”).
*1 Can be specified only on difference computation channels.
*2 Can be specified only on measurement channels.
6.2 Alarm Setting