PULSAR MEASUREMENT
113
Alarms
P210, 220, 230 = 1 (Alarm)
The second parameter for each relay determines the function of the alarm.
P211, 221, 231, 241, 251 – Relay Function
Alarm is based on the level in the vessel, and the type of
level alarm (P212, 222, 232) and two setpoints must be set
(P223, 223, 233 & 214, 224, 234). Setpoints are entered in
display units or % of span as referenced to empty level.
Alarm is based on the rate of change of level in the vessel,
and the type of rate of change alarm (212, 222, 232, 242,
252), and two setpoints must be set (213, 223, & 214, 224,
234). Setpoints are entered in Display Units per minute or
% of span per minute and a negative value should be
entered for a Rate Alarm on a de-creasing level, and a
positive value for an increasing level.
Alarm is based on the temperature, and the type of
temperature alarm (P212, 222, 232) and two setpoints must
be set (P213, 223, 233 & P214, 224, 234). The temperature
used depends on the temperature source selected (P852).
Setpoints are entered in
o
C.
Alarm is raised if the Failsafe Timer (P809) expires. No
setpoints required.
Alarm is raised if the expires. No setpoints required.
Important Notice
The Loss of Echo, and Loss of Clock will also be shown on the display as “Lost
Echo”, and “Lost Clock” respectively.
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