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...4 CONFIGURATION
...4.11 Set Up Alarms Page
r–FLtr
– –
rELAYI
– – – – – –
t–PrOP
rI–ACt
POS
rELAY2
– – – – – –
P–PrOP
bndLSS,
or
second
output
t–PrOP
r2–ACt
POS
rELAY3
– – – – – –
r3–ACt
POS
42
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Rate Alarm Filter
The process variable input can be filtered before its rate of
change is calculated to activate any fast or slow rate
alarms. The filter time represents the time a step in the
input takes to change the input to the rate alarm from 10 to
90% of the step. Set value required, between 0 and 60 in
1 second increments.
Alarm Relay 1 Assignment
Up to 6 of the 10 alarms can be assigned to alarm relay 1,
using a logic expression of up to 12 characters. (
OR,
= logic AND,
n
terminator).
Select the next character in the expression.
Press
to store the character and return to select the
next character or press
Relay 1 Action
Select
for the relay to be energised when the logic
POS
expression is satisfied. Select
energised when the logic expression is satisfied.
Alarm Relay 2 Assignment
Up to 6 of the 10 alarms can be assigned to alarm relay 2,
using a logic expression of up to 12 characters. (
OR,
= logic AND,
n
terminator).
Select the next character in the expression.
Press
to store the character and return to select the
next character or press
Relay 2 Action
Select
for the relay to be energised when the logic
POS
expression is satisfied. Select
energised when the logic expression is satisfied.
Alarm Relay 3 Assignment
Up to 6 of the 10 alarms can be assigned to alarm relay 3,
using a logic expression of up to 12 characters. (
OR,
= logic AND,
n
terminator). Select the next character in the expression.
Press
to store the character and return to select the
next character or press
Relay 3 Action
Select
for the relay to be energised when the logic
POS
expression is satisfied. Select
energised when the logic expression is satisfied.
Continued on next page.
are brackets and
()
to advance to the next frame.
for the relay to be de-
NEG
are brackets and
()
to advance to the next frame.
for the relay to be de-
NEG
are brackets and
()
to advance to the next frame.
for the relay to be de-
NEG
= logic
r
is the
W
= logic
r
is the
W
= logic
r
is the
W
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