User Manual Owner manual
Rockwell Automation Publication 2080-UM005A-EN-E - December 2013 103
Specifications Appendix A
AC Input Specifications for I-04…I-11 for 2080-LC20-20AWB(R)
Attribute Value
Number of inputs 8
On-state voltage 120V AC, nom
79V AC, min
125V AC, max
On-state current 5 mA, min
16 mA, max
Input frequency 50/60 Hz, nom
47 Hz, min
63 Hz, max
Off-state voltage, max 20V AC
Off-state current, max 2.5 mA
Inrush current, max 250 mA @ 125V AC
Inrush decay time constant, max 22 ms
DC Input Filter Settings for I-04…I-11 for 2080-LC20-20QWB(R), 2080-LC20-20QBB(R)
Nominal Filter
Setting (ms)
Inputs 4 and
higher
Minimum ON
Delay (ms)
Maximum ON
Delay (ms)
Minimum OFF
Delay (ms)
Maximum OFF
Delay (ms)
0 0 0.1 0 0.1
85858
16 10 16 10 16
32 20 32 20 32
DC Input Specifications
Attribute Non-isolated, shared with
analog inputs (Inputs 00…03)
Isolated inputs
(Inputs 04…11) – for
2080-LC20-20QWB(R),
2080-LC20-20QBB(R) only
Voltage category 24V DC Sink 24V DC Sink/Source
On-state voltage, nom 12/24V DC 24V DC
On-state voltage range 9.8…26.4V DC 24V DC, nom
10…26.4V DC @ 65 °C (149 °F)
10…30V DC @ 30 °C (86 °F)
Off-state voltage, max 5V DC
Off-state current. max 0.5 mA 1.5 mA
On-state current, min 0.75 mA @ 10.8V DC
1.0 mA @ 15V DC
1.8 mA @ 10.8V DC
2.7 mA @ 15V DC
On-state current, nom 2.1 mA @ 24V DC 8.5 mA @24V DC
On-state current, max 2.6 mA @ 26.4V 12.0 mA @ 30V DC
Nominal impedance 14.1 kΩ (non-isolated) 3.74 kΩ (isolated)
IEC input compatibility Type 1 Type 3