
Manufacturer Specific Profile Area
CAN-CBX_Pt100
Manual • Doc.-No.: C.3032.21 / Rev. 1.1
Page 109 of 120
2) Calculation PV
R
(resistance value)
(
)
PV
k Ih
FV
offset
R
corr
=
×
+
_
with
PV
R
:
Internal resistance value (only accessible for the user in the mode
resistance (see Object 6110
h
))
k_Ih:
Internal conversion factor for the high and the low measuring
current (not accessible for the user);
k_Ilow/Ihigh = f (current_source_value [Objekt 2410
h
] )
offset
[Object 2510
h
]:
Offset value for the compensation of the systematic measuring
error caused by the line resistance
3) Temperature Calculation
( )
PV
Tab PV
T
R
=
with
PV
T
[Object 9130
h
]:
Process value (mapped to PDOs)
Tab
:
Application of the sensor-type conversion table
Tab = f (AI_sensor_type [object 6110
h
] )