Baumuller AIO Series, Инструкция по эксплуатации

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Commissioning/Operation
Instruction handbook b maXX (BM4-F-)AIO-XX (Analog IO module)
Document No.: 5.01045.08
55
of 82
8
8.2.3 Offset adjustment of an analog input channel
Pre-conditions Basic unit b maXX BM4000 commissioning completed,
Analog IO module available.
8.2.3.1 Offset adjustment of AIO-01, -02, -03
Required
accessory
n
Voltmeter
n
Voltage source (e.g. 9V monobloc battery)
with Sub-D connector (9 pin) for analog inputs 1 and 2 and connection for the voltmeter
n
Sub-D connector (9 pin) with inputs 1 and 2 short-circuited
(Pin assignment see
Z
Connection diagrams
–
on page 39)
n
Computer with ProDrive
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 short-circuited.
Example: -179 increments
Offset adjustment:
Example offset adjustment =
⇒
value to be set: 0,55 %.
NOTE!
All settings must be done when controller state is disabled.
read value 100 –
( ) ⋅
32767
----------------------------------------------------
179 – 100 –
( ) ⋅
32767
----------------------------------- 0 546 , =