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Setup & Operation 7.2 Protected Expansion I/O Board (Expansion I/O Board – Optional)
7.2.2 Protected Expansion I/O Board : Input Circuit
The following diagrams illustrate cases where #48 through #79 are assigned to the
Expansion I/O's inputs and outputs.
software settings.
Input Voltage Range
ON Voltage
OFF Voltage
Input Current
■ Use the PNP-type of wiring diagram for CE conformance. Be sure to wire
correctly. Improper wiring may cause safety problems as it may make the
Manipulator move unusually.
CAUTION
Protected Expansion I/O Board
Typical Input Circuit Application 1: NPN type
RC520 Rev.7
: +12V to +24V ±10%
: +10.8V (Min.)
: +5V (Max.)
: 10mA (TYP) at +24V input
470 Ω
2.2 kΩ
(Same)
(Same)
(Same)
(Same)
(Same)
~
(Omit)
The I/O number assignment depends on the
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
65
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