Flexim PIOX S72 Series, Руководство по эксплуатации

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20 Advanced functions
PIOX S72* 20.2 Calculation channels
175
UMPIOX_S72xV1-9EN, 2022-05-15
20.2.2 Parameterization of a calculation channel
• Select a calculation channel (here:
Channel Y
) in the program branch
Parameters
.
• Press ENTER.
The current calculation function is displayed.
• Press ENTER.
20.2.2.1 Selection of the calculation type
• Select a calculation type.
• Press ENTER.
• Assign a measuring channel to each source channel.
• Press ENTER after each selection.
20.2.2.2 Input of limits
It is possible to define limits for the physical quantity for each calculation channel. They are entered in the unit of
measurement of the physical quantity selected for the calculation channel.
• Select
No limit
if the calculation channel has to output all positive values without upper limit.
• Press ENTER.
• Select
Set to limit
if the calculation channel has to output the limit when exceeding the upper limit.
• Press ENTER.
• Select
Set to error
if the calculation channel has to output an error (
UNDEF
) when exceeding the upper limit.
• Press ENTER.
Parameters\Channel Y
Tab. 20.2: Calculation types
Average (all chan. OK) Average (1 chan. OK) Special
mean with "AND"
All measuring channels have to
deliver a valid measuring value. mean with "OR"
At least one measuring channel has
to deliver a valid measuring value. Each channel selected for calculation
can be assigned with a signed value.
calculation function:
Y = (A + B)/2
calculation function:
Y = (A + B)/n
Parameters\Channel Y\Calculation type
Example
calculation type:
source channel 1:
sign source channel 1:
source channel 2:
sign source channel 2:
average:
linear correction:
factor:
offset:
calculation function:
Special
Meas. Channel A
|A|
Meas. Channel B
|B|
1/2(AND)
Yes
1.5 Factor
2.0 m/s
1.5 *(|A|+|B|)/2 + 2 m/s
Parameters\Channel Y\Calculation type\+Upper limit