Dual alarm outputs – Laurel Electronics LAUREATE SERIES DPM User Manual
Page 36
-34-
18.
DUAL ALARM OUTPUTS
18.1
OPERATING MODE MENU SELECTION
When setting up the meter, it may be necessary to enable some of the menu items. See Section
9 for further information.
DIGIT SELECT KEY
VALUE SELECT KEY
MENU KEY
Press the
key until ALSEt
(Alarm setup) is displayed.
See Section 9, ALSEt for de-
tailed selection information
for Digits 1 through 5.
1 2 3 4 5
Press to select value for
flashing digit
Digit 1:Relay state in alarm
Digit 2: Latching or non-latch-
ing output
Digit 3: Alarm high, low, or
disabled
Digit 4: Hysteresis or deviation
Digit 5: Time delay
Press
to display status.
Press
again to select
digit. Selected digit will flash.
Press the
key and dEU1b
(Alarm 1 band deviation) or
dEU1H (Alarm 1 hysteresis)
is displayed if ALSEt digit 4 is
not set to 4.
Press
to display value.
Press again to select
digit. Selected digit will flash.
Using to select digit and
to set digit value, enter
deviation value for setpoint 1
Relays turn on and off at
setpoint if value is zero.
Press the
key and dEU2b
(Alarm 2 band deviation) or
dEU2H (Alarm 2 hysteresis)
is displayed if ALSEt digit 4 is
not set to 4.
Press
to display value.
Press
again to select
digit. Selected digit will flash.
Using to select digit and
to set digit value, enter
deviation value for setpoint 2
Relays turn on and off at
setpoint if value is zero.
18.2
NORMAL OPERATION
When deviation and hysteresis are not enabled or deviation is set to zero, the alarm energizes
at and above the setpoint and deenergizes below the setpoint if high alarm is selected. The
alarm energizes at and below the setpoint and deenergizes above the setpoint if low alarm is
selected. The setpoint value is not displayed if the alarm is disabled.