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Setup & Operation 7.2 Protected Expansion I/O Board (Expansion I/O Board - Optional)
Protected Expansion I/O Board
Typical Input Circuit Application 2: PNP type:
66
470 Ω
2.2 kΩ
(Same)
(Same)
(Same)
(Same)
(Same)
~
(Omit)
1 Input No. 48 to 51 common
3 Input No. 48
4 Input No. 49
5 Input No. 50
6 Input No. 51
51 Input No. 52 to 55 common
53 Input No. 52
54 Input No. 53
~
~
GND +DC
RC520 Rev.7
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