1756-L1M2: Processor Module
The 1756-L1M2 is the Processor Module covered on this page. The attribute that decides whether it fits the existing installation without modification is 32-140 Fahrenheit (0-60 Celsius).
What separates this variant from its siblings is processor module. A processor or controller is selected on memory, scan time and platform compatibility before anything else. processor 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 32-140 Fahrenheit (0-60 Celsius) 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-L1M2 |
| Series | ControlLogix |
| Part Number | 1756-L1M2 |
| Module Type | Processor Module |
| Expansion Memory | 1 MB |
| Enclosure | Open |
| Isolation Voltage | 30 Volts Continuous |
| Operating Temperature | 32-140 Fahrenheit (0-60 Celsius) |
| Power Dissipation (Max) | 4.1 Watts at 60 degrees Celsius |
| Backplane Current at 5 Volts | 120 milliamps |
| Backplane Current at 24 Volts | 2 milliamps. |
Related Configurations
Other published configurations in the same family — confirm the distinguishing specification against your installation:
| Related Part Number | Configuration Difference |
|---|---|
| allen-bradley-1756-l1m1-controllogix-5550-processor-module-overview | confirm the configuration against your installation |
| allen-bradley-1756-l1m3-controllogix-5550-processor-module-2-mb | confirm the configuration against your installation |
Availability & Condition at AutoDCSTech
| Part Number | 1756-L1M2 |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
