Commissioning/Operation
Instruction handbook
b maXX
(BM4-F-)AIO-XX (Analog IO module)
Document No.: 5.01045.08
57
8
8.2.3.2 Offset adjustment AIO-04
Required
accessory
n
Current calibrator
n
Computer with ProDrive
n
Amperemeter
Offset adjustment within the analog input link
Set 16 Bit application parameter as target for the analog input link.
Example: Target parameter =
P3333
Read the value in ProDrive while input is open (0 mA).
Example: -179 increments
Offset adjustment:
Example offset adjustment =
⇒
value to be set: 0.273 %.
Gain adjustment within the analog input link
Connection 10 mA
Measured current (amperemeter): 10.000 mA
Read value in ProDrive: 32900
Conversion of read value into current: =
=
Gain to be set
=
= 0,996
NOTE!
All settings must be done when controller state is disabled.
read value
100
–
(
)
⋅
65534
----------------------------------------------------
179
–
100
–
(
)
⋅
65534
-----------------------------------
0.273
=
read value 20 mA
⋅
65534
---------------------------------------------------
32900 20
mA
⋅
65534
----------------------------------------
10.041 mA
=
connected (measured) voltage
read voltage
----------------------------------------------------------------------------------
9 235 V
,
8 940 V
,
----------------------
0.996
=
=
Содержание AIO Series
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