Omega Vehicle Security CN3271 Series User Manual

Page 20

Software Key

Software Key
(Skipped if n1 = 0 or 1)
ON = the device is LOCKED.
OFF = the device is UNLOCKED.
When it is desired to switch from LOCK to
UNLOCK condition, set a value equal to
“n1” parameter.
When it is desired to switch from
UNLOCK to LOCK condition, set a value
different from “n1” parameter.

Limiter Threshold

Limiter Threshold
Range: Span limits (From "S1" to full scale
value when C1 = Hi.Lo)

Second Limiter Threshold

Second Limiter Threshold
(Available when C1 = Hi.Lo)
Range: From initial scale value to "Su"

Limiter Hysteresis

Limiter Hysteresis
Range: From 0.1% to 10.0% of the
input span or 1 LSD

Alarm Threshold (optional)

Alarm Threshold (optional)
(Available only if the option is fitted and
P1= AL.P, AL.b or AL.d.)
Ranges:
span limits for process alarm (P1 = AL.P)
from 0 to 500 for band alarm (P1 = AL.b)
from -500 to 500 for deviation alarm
(P1 = AL.d)

Alarm Hysteresis (optional)

Alarm Hysteresis (optional)
(Available only if the option is fitted and
P1 = AL.P, AL.b or AL.d)
Range: From 0.1% to 10.0% of the input
span or 1 LSD.

To switch from LOCKED to UNLOCKED, assign to
the “nn” parameter a value equal to the “n1”
parameter setting. To switch from UNLOCKED to
LOCKED, assign to the “nn” parameter any number
other than the n1 parameter setting.
When the device is in remote mode (the serial link
controls the device) no parameters can be modified.

Key Functions in

Key Functions in
Operative Parameter Display Mode

Operative Parameter Display Mode

FUNC

Pressing the “FUNC” key, the
instrument stores the new setting
(if changed) and goes to the next
parameter.

Changes the setting of the
selected parameter.

RESET

Press and hold for more than 1
second for limiter rearmament.

OPERATING PARAMETERS

OPERATING PARAMETERS
Some of the following parameters may not appear,
depending on the configuration.

Lower

Description

Display
a

Manual reset of the alarm.

Manual reset of the alarm.
(Available only if P1 = AL.p, AL.b or AL.d)
ON = Starts the manual reset of the alarm
OFF = Do not start the alarm reset.
Select ON and press the FUNC key in order
to reset the alarm.
After a manual reset of the alarm the
instrument returns in Normal Display Mode.

LHL-1-NEUTRO.pmd

19/04/2004, 15.07