Rosemount 3244MV, Справочное руководство

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Reference Manual
00809-0100-4799, Rev BA
September 2002
Model 3244MV
3-5
3 STRATEGY Grouping of Function Block. The STRATEGY field
can be used to group blocks. R/W Unsigned16 2
4 ALERT_KEY This parameter contains the identification number
of the plant unit. It helps to identify the location
(plant unit) of an event (crossing a limit). R/W Unsigned8 1
5 TARGET_MODE The TARGET_MODE parameter contains desired
mode normally set by a control application or an
operator. R/W Unsigned8 1
6.2 MODE_BLK.actual
These blocks contain the actual, permitted and
normal modes of the block
R DS-37 3 6.3 MODE_BLK.permitted
6.4 MODE_BLK.normal
7 ALARM_SUM This parameter contains the current state of the
block alarms R DS-42 8
10 OUT Value and status of the block output R/W DS-33 5
11 PV_SCALE Conversion of the Process Variable into percent
using the hand low scale values, engineering units
code and number of digits tot he right of the
decimal point. The engineering unit of PV_SCALE
must be the same as the one of the related
Transducer Block R/W DS-36 11
12 OUT_SCALE The high and low scale values, units code, and
number of digits to the right of the decimal point
associated with OUT. R/W DS-36 11
14 CHANNEL Reference to the active Transducer Block which
provides the measurement value to the Function
Block R/W Unsigned16 2
16 PV_FTIME Filter time of the Process Variable R/W Float 4
19 ALARM_HYS The amount the alarm value must return within the
alarm limit before the associated active alarm
condition clears. R/W Float 4
21 HI_HI_LIM The setting of the alarm limit used to detect the HI
HI alarm condition R/W Float 4
23 HI_LIM The setting of the alarm limit used to detect the HI
alarm condition R/W Float 4
25 LO_LIM The setting of the alarm limit used to detect the LO
alarm condition R/W Float 4
27 LO_LO_LIM The setting of the alarm limit used to detect the LO
LO alarm condition R/W Float 4
30 HI_HI_ALARM The HI HI alarm data R DS-39 16
31 HI_ALARM The HI alarm data R DS-39 16
32 LO_ALARM The LO alarm data R DS-39 16
33 LO_LO_ALARM The LO LO alarm data R DS-39 16
34 SIMULATE. Simulate Status R/W DS-50 6
PA Index
Number
Parameter Description Access
Data Type/
Structure Size –
Bytes