Epson RC420 Manual page 67

Setup & Operation 7.3 Expansion I/O Board (Expansion I/O Board - Optional)
Expansion I/O Board
Typical Output Circuit Application 2:
Output #56 to #79 (the 24 points from the last thirty-second point in a board)
■ Be sure to wire the output circuit properly because it has no protection circuitry
for short-circuit and reverse-connection.
malfunction of the parts on the board and then improper function of the robot
system.
CAUTION
Rated Output Voltage
Maximum Output Current : 100 mA/1 output
Output Driver
Saturation Voltage
RC420 Rev.9
(Same)
(Same)
(Same)
(Same)
(Same)
~
(Omit)
: + 12 V to 24 V ±10%
: Photo coupler
: 1.6 V or under
Improper wiring may cause
33 Output No. 56
L
34 Output No. 57
L
35 Output No. 58
36 Output No. 59
32 Output No. 56 to 59 common
83 Output No. 60
L
84 Output No. 61
~
~
GND +DC
57