Lim_notify (alarming), Lo_alm (alarming), Lo_lim (alarming) – National Instruments FP-3000 User Manual

Page 91: Lo_lo_alm (alarming), Lo_lo_lim (alarming), Lo_lo_pri (alarming), Lo_pri (alarming), Low_cut (i/o, option, scaling, tuning), Manufac_id (diagnostic)

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Appendix B

Fieldbus Parameters

© National Instruments Corporation

B-13

FieldPoint FP-3000 User Manual

LIM_NOTIFY (Alarming)

A limit on the number of unconfirmed alarm/event notification messages
the device can have active at once. This must be less than or equal to

MAX_NOTIFY

.

LO_ALM (Alarming)

The current state of the low alarm, along with a time and date stamp.

LO_LIM (Alarming)

The limit, in PV units, beyond which the low limit alarm is considered
active.

LO_LO_ALM (Alarming)

The current state of the low-low alarm, along with a time and date stamp.

LO_LO_LIM (Alarming)

The limit, in PV units, beyond which the low-low limit alarm is considered
active.

LO_LO_PRI (Alarming)

The priority of the low-low limit alarm.

LO_PRI (Alarming)

The priority of the low limit alarm.

LOW_CUT (I/O, Option, Scaling, Tuning)

With an

L_TYPE

of Indirect Square Root, this can be used to establish a

floor (in percent of scale) for values from the transducer. Values below this
floor are considered to be zero. This feature must first be enabled by setting

Low Cutoff

in the

IO_OPTS

parameter.

MANUFAC_ID (Diagnostic)

The ID of the manufacturer of the device. For National Instruments devices,
it is 0x4E4943. The parameters

MANUFAC_ID

,

DEV_TYPE

,

DEV_REV

, and

DD_REV

are used in combination for a host tool to locate the Device

Description for this device.

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