Siemens SITRANS P500, Руководство по эксплуатации, Страница: 82 / 238

Operate
6.2 Parameter description
SITRANS P500 with HART
82
Operating Instructions, 12/2014, A5E02344528-09
"1.1.11.3 User URV"
Factory setting: 100
Adjustment range: Freely selectable numeric value
Purpose: Setting the full scale value
Description: This parameter allows the full scale value for the user scaling to be set. The
value that is set for "1.1.3.1.3 Setting URV" (Page 70) or "1.1.3.2.3 Set URV
with Pressure" (Page 71) is automatically assigned to this value.
The full scale value is expressed in the units you selected under "1.1.11.1
User Curve Unit" (Page 81).
"1.1.11.4 User Curve"
Use this submenu to activate a characteristic that you defined under the following
parameters.
Table 6- 6 "1.1.11.4.1 Activate User Curve"
Factory setting: Off
Adjustment range:
•
Off
• On
Purpose: Activate /deactivate the user-specific characteristic
Only if "1.1.11.4.1 Activate User Curve" is set to "On" are the following parameters visible.
Table 6- 7 "1.1.11.4.2 Curvepoint Number"
Factory setting: 2
Adjustment range:
•
Min. 2
•
Max. 30
Purpose: Input the number of the curve points used
Description: This characteristic allows you to specify the relationship between the input
pressure and output flow, in accordance with your user-specific require-
ments. This parameter allows you to input the number of curve points that
are used.
Enter between 2 and 30 input and output values as percentages.
Men item Designation
1.1.11.4.3 X0
1.1.11.4.4 Y0
1.1.11.4.5 X1
... ...
1.1.11.4.61 X29
1.1.11.4.62 Y29