13
5
OPERATING LEVEL…
Page Header – Acknowledge Alarms
Upper Display: shows the alarm identity and type when
an alarm condition is present.
For example the displays for alarm A are:
A–H.PrC
–
high process
A–L.PrC
–
low process
A–H.dEU
.
–
high deviation
A–L.dEU
.
–
low deviation
A–H.OUt
–
high output
A–L.OUt
–
low output
A–F.rtE
–
fast rate of change of process variable*
A–S.rtE
–
slow rate of change of process variable*
A–MOdE
–
mode
Lower Display: shows the trip level of the alarm identified
in the upper display. When the alarm is acknowledged
(
pressed),
ACKNGd
is displayed.
*Rate of change alarms have trip levels expressed in % of
span per hour.
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Security Code Page
or
Profile Operating Page
.
5.4
Alarm Acknowledge Page
Table 5.2 Alarm Types/Mode Trip Values
5.4.1
Mode Alarm Trips
ACKNLG
ALArMS
SECOdE
0
P-StAt
– – – – – –
or
A-HPrC
100.5
ACKNGd
A-HPrC
Message
Description
In Automatic Control Mode
In Manual Control Mode
In Local Set Point Mode
In Remote Set Point Mode
In Dual Set Point Mode
AUtO
MANUAL
r-SPt
d-SPt
L-SPt
rSFAIL
PVFAIL
PNFAIL
INFAIL
P-hOLd
Description
Process Variable Input Failure
Remote Set Point Input Failure
Position Feedback Input Failure
Any Input Failure
Profile in Hold State
Message
