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11
rSt-n
2145.3
UN-ACK
A 140.5
H150.2
•1
2 OPERATOR MODE…
2.4 Operating Page – Max./Min./Average Functions (Level 1)
Note. It is possible to have totalizer and math functions together.
Process Variable
To view the input value (in electrical units), press
the
key.
Global Alarm Acknowledge (latch alarms only)
UN-ACK. – alarm unacknowledged
ACK. – acknowledged
Average Value
This is the mean average value of the process
variable input, since the average was reset.
rSt-Y – reset
rSt-n – do not reset
To reset the average value, select
rSt-Y then press
the
key.
Continued on next page.
•1 This frame can be disabled – see Section 4.3.3.
The average value is reset automatically on power-up and can also be reset
from a digital input – see Section 4.3.4.
The reset function in this frame can be disabled – see Section 4.3.3.