1756-IA16I: ControlLogix 79 132V AC Isolated Input Module
The 1756-IA16I is the ControlLogix 79 132V AC Isolated Input Module covered on this page. The attribute that decides whether it fits the existing installation without modification is 120 Volts AC.
What separates this variant from its siblings is controllogix 79 132v ac isolated input module. A processor or controller is selected on memory, scan time and platform compatibility before anything else. controllogix 79 132v ac isolated input module sets how much programme fits, how fast the logic executes and which I/O and networks the unit can host — the three things that decide whether an existing application migrates without a rewrite. Confirming 120 Volts AC against the installed controller family is the check that prevents a processor that boots but cannot run the existing project.
| Feature | Specification |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1756-IA16I |
| Inputs | 16 Individually Isolated |
| Input Voltage | 120 Volts AC |
| Operating Voltage Range | 79-132 Volts AC |
| Frequency | 47-63 Hz |
| Input Delay Time | Programmable 9 or 18 ms |
| Min Operating Current | 5 mA at 79V AC |
| Max Operating Current | 15 mA at 132V AC |
| Max Off-State Current | 2.5 mA |
| Power Dissipation | 4.9W at 60°C |
| Backplane Current | 125 mA at 5V, 2 mA at 24V |
| Terminal Blocks | 1756-TBCH, 1756-TBS6H. |
Related Configurations
Other published configurations in the same family — confirm the distinguishing specification against your installation:
| Related Part Number | Configuration Difference |
|---|---|
| allen-bradley-1756-ia16-controllogix-120v-ac-input-module-16-points | confirm the configuration against your installation |
Availability & Condition at AutoDCSTech
| Part Number | 1756-IA16I |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
