Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set - Manual (Page 588)

I/O Interface
Section 10A
10A-65
Figure 10A.42 shows the fast I/O circuit.
Figure 10A.42
Fast I/O Circuit
(Not available on the 9/230 control)
F38
+5 V
1K
Fast I/O Output
+5 V
1.8K
Fast I/O Input
PE
PE
Table 10A.AQ lists the input specifications for the fast I/O.
Table 10A.AQ
Fast I/O Input Specifications
Item Specification Remark
Maximum Input Current - Low I
IL
= 6mA/input Source
Maximum Input Voltage - Low V
IL
= 0.45V/input --
Table 10A.AR lists the output specifications for the fast I/O.
Table 10A.AR
Fast I/O Output Specifications
Not available on the 9/230 control
Item Specification Remark
Minimum Output Voltage - High V
OH
= 4.25V/output --
Minimum Output Current - High I
OH
= 300 m A/output Source
Maximum Output Voltage - Low V
OL
= 0.5V/output --
Maximum Output Current - Low I
OL
= 13mA/output Sink