3 alarm parameters, Alarm parameters – Super Systems 3L Series User Manual

Page 35

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Series 3L Indicators

35

9.3 Alarm Parameters

Four alarms are available. Parameters do not appear if the Alarm Type = None. The following table shows the
parameters to set up and configure alarms.

ALARM LIST

‘ALARM’

Name

Scrolling Display

Parameter Description

Value

Default

Access
Level

A1.TYP

ALARM 1 TYPE

Selects the type of alarm

none Alarm not configured As order

code

Conf

Hi

Full Scale High

Lo

Full Scale Low

r.roc Rising rate of

change

F.roc Falling rate of

change

A1.---

ALARM 1
SETPOINT

Alarm 1 threshold value.
The last three characters show the
type of alarm configured from the
above list

Instrument range

0

L3

A1.STS

ALARM 1
OUTPUT

Indicates the status of the alarm

OFF

Alarm off

Read
only

On

Alarm on

A1.HYS

ALARM 1
HYSTERESIS

See description at the beginning of
this section

0 to 9999

Conf

A1.LAT

ALARM 1
LATCHING TYPE

See description at the beginning of
this section

none Non-latching

As order
code

Conf

Auto Latching with

automatic resetting

Man

Latching with
manual resetting

Evt

Event (no alarm
flashing beacon but
messages can be
displayed)

A1.BLK

ALARM 1
BLOCKING

See description at the beginning of
this section

No

No blocking

No

Conf

yes

Blocking

A1.DLY

DELAY TIME

The alarm will not be indicated
until the set time has elapsed

0:00 to 99:59 mm:ss
0:59 = 59 seconds
99:59 = 99 minutes 59
seconds

0:00

A1.OFS

ALARM
SETPOINT
OFFSET

Applies a fixed offset to a full scale
high or full scale low alarm
setpoint. This may be useful when
used in conjunction with digital
communications, where a variable
value may be downloaded during
different parts of a process.

Instrument range

0

L3

The above parameters are repeated for Alarm 2, A2; Alarm 3, A3; Alarm 4, A4

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