Chapter 7 Usage of Functions
7-
５２
3) parameter setting
4)
Reading A/D conversion value
A/D conversion value stores special data register as following.
Special data
register
Explanation
remark
D4980
A/D conversion value of channel 1 stores
Expansion A/D module #1
D4981
A/D conversion value of channel 2 stores
Expansion A/D module #1
D4982
D/A conversion value set
Expansion A/D module #1
D4983
A/D conversion value of channel 1 stores
Expansion A/D module #2
D4984
A/D conversion value of channel 2 stores
Expansion A/D module #2
D4985
D/A conversion value set
Expansion A/D module #2
5) Scaling function
This function convert automatically range when the inout/output range is not matched
In case that input/output is current , this function is useful that external equapment’ range is not matched each other.
K7 series converts range automatically as following : 0 ~ 20mA
£
4 ~ 20mA)
0
㎃
20
㎃
4000
0
0
㎃
20
㎃
4000
0
4
㎃
800
