Yokogawa EJX930A - Manual (Page 29)

<3. Parameter Setting>
3-18
IM 01C25R02-01E
F0304.ai
Available displays Description and related parameters
% of PV range
(PV %)
Indicates input value depending on
the set PV range ( PV LRV and PV
URV).
PV % 92.4 %
Flow rate
(Flow)
Indicates values of calculated flow
with the indication limits –99999 to
99999.
Flow 26.0 kg/h
Input differential
pressure
(Pres)
Indicates values of input differential
pressure with the indication limits
–99999 to 99999.
PRES 45.6 kPa
Input static pressure
(SP)
Indicates values of input static
pressure with the indication limits
–99999 to 99999.
SP 6.178 MPa
Input ext. temperature
(ET) *1
Indicates values of input external
temperature with the indication limits
–99999 to 99999.
ET 22.95 degC
User set scaled PV
(Engr Disp) *2
Indicates values depending on the
engineering range ( Engr LRV and
Engr URV) with the unit (Engr Unit).
Engr LRV 0.0
Engr URV 45.0
Engr exp x100
Engr Unit m3/min
Engr point 1
Total flow
(Total Flow) *3
Indicates values of calculated total
flow with the indication limits as
follows.
0 to 9.99E29 (Normal mode)
0 to 999999 (Cyclic mode)
Total Flow 123.45 kg
F
F
P
SP
T
F
*1 : “EXT. TEMP” for DD and DTM (HART 5)
*2 : “ENGR. PV” for DD and DTM (HART 5)
*3 : “TOTAL FLOW” for DD and DTM (HART 5)
See (a) through (d) for the setting procedures.
a. Display Selection
At Disp select, select the variable that the
parameter Disp 1 will display on the integral
indicator.
• Procedure to call up the display
DD (HART 5/7)
DTM (HART 7)
[Root Menu] → Detailed setup →
Display condition → Disp select →
Disp 1
DTM (HART 5) Configuration → Local Display →
Disp Out 1
→ Disp 1 /
Disp Out 1
Select desired display from seven
kinds of displays shown above.
Set Disp 2, Disp 3 and Disp 4 in the same way if
necessary.
In addition to the above item, "Not used" is also
displayed as a selection item.
b. Cyclic Display
Up to four displays can be displayed cyclically in the
order of the parameter number.
c. Display Resolution
User can change the position of decimal point
which is shown on the integral indicator.
• Procedure to call up the Disp % reso display
DD (HART 5/7)
DTM (HART 7)
[Root Menu] → Detailed setup →
Display condition →
DTM (HART 5) Configuration → Local Display →
→ Disp %
Reso
Select the decimal point position of
PV%
Normal: Display one digit below the
decimal point
High Resolution: Display two digits
below the decimal point
• Procedure to call up the Flow Disp point , Pres
disp point , SP disp point , ET disp point , TF
disp point display
DD (HART 5/7)
DTM (HART 7)
[Root Menu] → Detailed setup →
Display condition → Disp Condition
→
DTM (HART 5) Configuration → Local Display →
→ Flow Disp
point
Select the decimal point position of
flow rate (0, 1, 2, 3 or 4)
→ Pres disp
point
Select the decimal point position of
differential pressure (0, 1, 2, 3 or 4)
→ SP disp
point
Select the decimal point position of
static pressure (0, 1, 2, 3 or 4)
→ET disp point Select the decimal point position of
external temperature (0, 1, 2, 3 or 4)
→TF disp point Select the decimal point position of
total flow (0, 1, 2, 3 or 4)
d. User Setting of Engineering Unit and Scale
[For DD (HART 5/7) and DTM (HART 7)]
Engr disp range parameters allow the engineering
unit and scale to be displayed. At Set Engr Unit,
the following engineering units can be selected from
a list.