1756-IA16 Allen-Bradley ControlLogix 16Pt AC Input Module New Sealed

Product Number: 1756-IA16
Model: Digital AC Input Module
Brand: Allen-Bradley

Model 1756-IA16
Inputs 16 (8 points/group)
Voltage category 120V AC 50/60 Hz
Operating voltage range1 74 132V AC, 47 63 Hz
Input voltage, nom 120V AC 50/60 Hz
Input delay time (screw to backplane)
Off to On

On to Off


Hardware delay: 10 ms max + filter time
User-selectable filter time: 1 or 2 ms
Hardware delay: 8 ms max + filter time
User-selectable filter time: 9 or 18 ms
Current draw @ 5.1V 100 mA
Current draw @ 24V 2 mA
Total backplane power 0.58 W
Power dissipation, max 5.8 W @ 60??C (140??F)
Thermal dissipation 18.41 BTU/hr
Off-state voltage, max 20V
Off-state current, max 2.5 mA
On-state current, min 5 mA @ 74V AC
On-state current, max On-state current, max
Inrush current, max 250 mA peak (decaying to <37% in 22 ms, without activation)
Input impedance, max 10.15 k @ 132V AC, 60 Hz
Cyclic update time 200 s 750 ms
Change of state Software configurable
Timestamp of inputs ??200 s
Isolation voltage


125V (continuous), basic insulation type, inputs-to-backplane, and input group-to-group
No isolation between individual group inputs
Routine tested @ 1400V AC for 2 s
Module keying Electronic, software configurable
Removable terminal block housing

1756-TBNH
1756-TBSH
RTB keying User-defined mechanical
Slot width 1
Wire category 12
North American temperature code T4
Enclosure type None (open-style)

UL certification for 120V 50/60 Hz nominal. Rockwell Automation specified to 74 132V, 47 63 Hz.
Use this conductor category information for planning conductor routing as described in the system-level installation manual.