206
(4) Current input characteristic
The following graph shows the current input characteristic.
No. Input range setting Offset value Gain value
Digital output value *
2
Resolution
1) 4 to 20mA 4mA 20mA
0 to 20000
800nA
2) 0 to 20mA 0mA 20mA 1000nA
3) 4 to 20mA (Extended mode) 4mA 20mA -5000 to 22500 800nA
⎯ User range setting *1 *1 -20000 to 20000
1230nA *
3
20479
20000
-20000
-20480
-20 -10 0 4 10 20 30
0
Practical analog input range
Analog input current (mA)
-30
-480
1)
2)
Digital output value
22500
22979
20000
-20000
-20480
-20 -10 0 104202230
0
Practical analog input range
Analog input current (mA)
-30
-5000
-5480
3)
Digital output value