6. Programming
6.4. Application program examples
120
Analog Input Module 2MLF-AV8A, AC8A User's Guide
R200
Honeywell
September 2010
6.4 Application program examples
Program to compare A/D conversion values
The following figure shows system configuration.
Details of initial setting
No.
Item
Details of Initial
Setting
Internal
Memory
Address
Value to Write on
Internal Memory
1
Used CH
CH0, CH2, CH4
0
‘h0015’ or ‘21’
2
Input voltage
range
-10 ~ 10V
1
‘hFFFF’ or ‘65535’
3
Output data range 0 ~ 16000
2
‘h0000’ or ‘0’
4
Filter process
CH0
3
‘h0001’ or ‘1’
5
CH0 filter
constant
50
4
‘h0032’ or ‘50’
6
Average process
CH2, CH4
12
‘h0014’ or ‘20’
7
Average
processing
method
Frequency average:
CH2
Time average: CH4
13
‘h0010’ or ‘16’
8
Average value
Frequency average
value: 100 (times)
16
‘h0064’ or ‘100’
Time average value:
200 (ms)
18
‘h00C8’ or ‘200’
