Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set - Manual (Page 549)

I/O Interface
Section 10A
10A-26
Table 10A.N lists the power requirements for the 4 types of digital I/O.
Table 10A.N
Digital I/O Power Requirements
Item Digital I/O Types
E151, E152, E153 E154
Rated Input Voltage 115/230 V ac 50/60 Hz 24 V dc
Input Voltage Range 85-132/170-265 V ac 47-63 Hz 10-30 V dc
Power Consumption Less than 15 VA Less than 9 VA
Fuse Rating 315mA/250V 1.6A/250V
Fuse Type Glass-tube-filled ( f 6.35 ´ 31.8 mm)
Power ON Indicating LED Lights up when +5V is supplied to the internal circuit
Connection Terminal Block
Table 10A.O lists the input specifications for the 4 types of digital I/O. All
input circuits include optical isolation as well as filtering to guard against
high voltage transients from external input devices.
Table 10A.O
Digital I/O Input Specifications
Item Digital I/O Types
E151 E152 E153 E154
Number of Inputs 20 Input Terminals (pins: A01-A10, B01-B10)
Rated Input Voltage 85-132 V ac 50/60 Hz 170-265 V ac 50/60 Hz 10-30 V dc
Operating Voltage ON 85-132 V ac 170-265 V ac 10-30 V dc
OFF Less than 30 V ac Less than 50 V ac Less than 4 V dc
Leakage Current at OFF Less than 2mA Less than 1mA
Input Current Approximately 8mA Approx. 4mA at 12 V dc
Approx. 8mA at 24 V dc
Maximum Inrush Current Less than 0.8A
Response ON to OFF 3-13 msec 1 4-8 msec 1
OFF to ON 9-18 msec 1 4-8 msec 1
Operation Indication LED ON when power is ON
Connection Terminal Block
Number of Common Points 6 points per 20 input points 2
Dielectric Strength Higher than 1500V 3
1 Excluding digital filter time.
2 All common lines are internally connected to each other.
3 Across input terminal - control logic circuit.
10A.3.2
Digital I/O Specifications