Chapter 1 General 
1 - 15 
 
 
1.2.8  Analog I/O Option Board 
 
(1) Input performance specification 
DC 0 ~ 10V 
(Input resistance: 1㏁  or above) 
DC 4 ~ 20㎃ 
DC 0 ~ 20㎃ 
(Input resistance: 250 Ω) 
Set by external voltage/current wiring after being set at user program 
or I/O parameter per each channel 
400 ~ 2000 (DC 4 ~ 20㎃) 
0 ~ 2000 (DC 0 ~ 20㎃) 
1/4000 (DC 4~20㎃: 1/3200) 
5㎂  (DC 0~20㎃) 
6.25㎂  (DC 4~20㎃) 
Count average (2 ~ 64,000 times) 
 
(2) Output performance specification 
DC 0 ~ 10V 
(Load resistance: 2kΩ or above) 
DC 4 ~ 20㎃ 
DC 0 ~ 20㎃ 
(Load resistance: 450 Ω) 
Set  at  user  program  or  I/O  parameter  per  each  channel  per  each 
channel 
400 ~ 2000 (DC 4 ~ 20㎃) 
0 ~ 2000 (DC 0 ~ 20㎃) 
1/4000 (DC 4 ~ 20㎃: 1/3200) 
5㎂  (DC 0~20㎃) 
6.25㎂  (DC 4~20㎃) 
CH output status setting(select among former, min, middle, max value) 
Gain adjustment function