Dwyer MPC User Manual
Page 22
Hi
High Alarm Only.
A1Hi
appears in the Secondary Menu.
HiLo
High and Low Alarms. Both
A1Lo
and
A1Hi
appear in the Secondary
Menu, and share the same Alarm 1 Relay output.
SF
Seal Failure ONLY will trigger Alarm.
0t
Over Temperature Failure ONLY will trigger Alarm
SF0t
Both Seal Failure and Over Temperature Failure will trigger Alarm.
With the Alarm Function settings on
0FF
,
SF
,
0t
,
SF0t
certain alarm related menu items
will disappear as those menu items do not apply.
A1t
Alarm 1 Type: Select
AbS
or
dE
. Factory default is
AbS
.
AbS
Absolute Alarm that may be set anywhere within the values of
SCAL
and
SCAH
and is independent of
SP1H
.
dE
Deviation Alarm that may be set as an offset from
SP1H
. As
SP1H
is
changed the Alarm Point will track with
SP1H
.
A1rE
Alarm 1 Reset: Select
0n0F
or
HoLd
. Factory default is
0n0F
.
0n0F
Automatic Reset.
HoLd
Manual Reset. Reset (acknowledge) by simultaneously pressing the
INDEX & DOWN ARROW keys for 5 seconds.
A1Pi
Alarm 1 Power Interrupt: Select
0n
or
0FF
. Factory default is
0FF
.
0n
Alarm Power Interrupt is
0n
.
0FF
Alarm Power Interrupt is
0FF
.
A1iH
Alarm 1 Inhibit: Select
0n
or
0FF
. Factory default is
0FF
.
0n
Alarm Inhibit is
0n
. Alarm action is suspended until the process
value first enters a non-alarm condition.
0FF
Alarm Inhibit is
0FF
.
A1St
Alarm 1 Output State: Select
CL0S
or
0PEn
. Factory default is
CL0S
.
CL0S
Closes Contacts at Alarm Set Point.
0PEn
Opens Contacts at Alarm Set Point.
A1LP
Alarm 1 Lamp: Select
0 on
or
0oFF
. Factory default is
0 on
.
0 on
Alarm Lamp is ON when alarm contact is closed.
0oFF
Alarm Lamp is OFF when alarm contact is closed.
A1td
Alarm 1 Time Delay: Select
0FF
or
1 to 8000
seconds. Factory default is
0FF
.
0FF
Alarm function will operate when triggered at programmed Alarm
Set Point.
1-8000
Alarm function will only operate once the programmed time has
elapsed after the alarm was triggered by the Alarm Set Point.
21
AL2
With
will d
A2t
A2rE
A2Pi
A2iH
A2St
A2LP
A2td
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