
Chapter 7 Usage of Various Functions
7-49
7.2.2 A/D Conversion module
1) Performance specifications
The performance specifications of the analog input module are following
.
Item
Specifications
Voltage 0
∼
10VDC ( input resistance 1
㏁
)
Current
DC 4
∼
20
㎃
( input resistance 250
Ω
)
DC 0
∼
20
㎃
( input resistance 250
Ω
))
Analog
input
Voltage/Current
Selection
-.Setting by input terminal
(When current input is used, short the V and I terminal)
- Voltage/Current is selected by KGLWIN parameter
Digital output
12bit binary (0
∼
4000)
0
∼
10VDC 2.5
㎷
(1/4000)
DC 0
∼
20
㎃
5
㎂
(1/4000)
Maximum
resolution
DC 4
∼
20
㎃
5
㎂
(1/3200)
Overall accuracy
±
0.5% [Full Scale]
Max. conversion speed
1
㎳
/CH + scan time
Max. absolute input
Voltage :
±
15V, Current :
±
25
㎃
Number of analog input point
4channels/1module
Isolation
Between input terminal and PLC power supply
: Photo coupler isolation
(No isolation between channels)
Terminal connected
2 points/16 points terminal block
Current
Consumption
+5V 100mA
Voltage
DC 21.6 ~ 26.4V
External Power
supply
Current
consumption
100
㎃
Weight 300g
Remark
•
Offset/Gain value can’t be changed, because it is fixed
•
Analog inputting is set the current since this is manufactured.
•
It is possible to use to extend max.3 modules