Epson RC620 CU - Page 79

Setup & Operation 12. Option Slots
RC620 Rev.8 63
Protected Expansion I/O Board
Typical Input Circuit Application 1
1 Input No.64 to 71 common
2 Input No.64
3 Input No.65
4 Input No.66
5 Input No.67
6 Input No.68
7 Input No.69
8 Input No.70
9 Input No.71
Expansion I/O board-1
(Same)
Omit
GND +DC
18
Input No.72 to 79 common
19 Input No.72
20 Input No.73
(Same)
(Same)
(Same)
(Same)
(Same)
(Same)
(Same)
Protected Expansion I/O Board
Typical Input Circuit Application 2
1 Input No.64 to 71 common
2 Input No.64
3 Input No.65
4 Input No.
66
5 Input No.67
6 Input No.68
7 Input No.69
8 Input No.70
9 Input No.71
Expansion I/O board -1
(Same)
Omit
GND +DC
18 Input No.72 to 79 common
19 Input No.72
20 Input No.73
(Same)
(Same)
(Same)
(Same)
(Same)
(Same)
(Same)