1-3.Each Part's Description 
 
 
FG
COM
COM
X0
X1
X2
X3
X4
X5
X6
X7 X15
X16X14
X13
X12
X11
X10
X17
X20
X21
PWR
Y
X
PORT1 PORT2
Y15
Y14
Y13
Y12COM3
Y5
Y7
Y6
Y11
COM4
Y10
Y4
Y3COM2
Y2
COM1
Y1
COM0
Y0
A
B
24V
0V
10 4 532
RUN
ERR
XC3-32R-E
67
76
23 5401
AO1
AO0
VO0
VO1
C1
C0
VI3
AI3
C0
VI0 AI1
AI0
VI1 C2
AI2
C3
VI2C1
PWR
AI
AO
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
19
18
Each part's name is listed below:   
Number
Name  Number
Name 
1  Input&power supply terminals  11  Installation holes (2) 
2  Input terminal label  12  Screws to install/remove the terminals 
3  Port to install BD card  13  Input LED 
4  COM2  14  Action  LED:  PWR  (power);  RUN 
(RUN); ERR (Error) 
5  COM1  15  Expansion cable 
6  Cover plate for COM port  16  Output terminals 
7  Output terminal label  17  Action LED: PWR (power); 
8  Output& 24V power terminals  18  Port to connect with expansion 
9  Output LED  19  Input&power supply terminals 
10  Port to connect with expansion     
 
 
 
Model  Description 
Temperature 
XC-2AD2PT-BD  2CH analogue input, 2CH PT100 temperature testing
Communication
XC-COM-BD  RS-485/232 communication 
CPU Unit  Expansion