Yokogawa EJX930A User Manual
Page 90
<5. Parameter Summary>
5-8
IM 01C25R02-01E
Function
Label
Item
Contents
Default value Handling
*
1
Process
variables
Engr exp
Exponents
x1, x10, x100, or x1000
As specified
or -
W
Engr Unit
User set engineering unit
Unit specified in Set Engr Unit
R
ET
External temperature value
R
ET Data Quality*
3
HART 7
Device variable process data
quality
Device variable process
data quality of external
temperature
R
ET Limit Status
HART 7
Device variable limit status
Device variable limit status of
external temperature
R
ET Update time
period
HART 7
ET Update time period
400ms
R
Flow
Flow value
R
Flow Data Quality*
3
HART 7
Device variable process data
quality
Device variable process data
quality of flow rate
R
Flow Limit Status
HART 7
Device variable limit status
Device variable limit status of
flow rate
R
Flow Update time
period
HART 7
Flow Update time period
100ms
R
Loop Current
HART 7
Loop current value
(Analog Output Current)
3.8 to 21.6 mA
R
Loop Current Data
Quality*
3
HART 7
Device variable process data
quality
Device variable process data
quality of Loop Current (mA)
R
Loop Current Limit
Status
HART 7
Device variable limit status
Device variable limit status of
Loop Current (mA)
R
Pres
Differential pressure value
R
Pres Data Quality*
3
HART 7
Device variable process data
quality
Device variable process data
quality of differential pressure
R
Pres Limit Status
HART 7
Device variable limit status
Device variable limit status of
differential pressure
R
Pres Update time
period
HART 7
Pres Update time period
100ms
R
Change PV Assign Change the allocation to PV
M
PV
PV value
Unit specified in PV Unit
R
PV is
Current PV
R
PV %
HART 5
PV value in %
-2.50 to 110.00%
R
PV AO
HART 5
Analog output current
3.8000 to 21.6000 mA
R
PV Data Quality*
3
HART 7
Device variable process data
quality
Device variable process data
quality of PV
R
PV Limit Status
HART 7
Device variable limit status
Device variable limit status
of PV
R
Change QV Assgn
HART 7
Change the allocation to QV
M
QV
HART 7
QV value
Unit specified in QV Unit
R
*1: Handling: R-Read only, W-Read & Write, M-Method, G-Applicable for option code DG6
*2: Max three Burst Messages (Burst Message 1, Burst Message 2, Burst Message 3)