The Allen-Bradley 1756-L1M2 ControlLogix 5550 controller offers robust performance with 1 MB of user available memory, though it lacks nonvolatile memory. It is capable of managing local and remote I/O across DeviceNet, ControlNet, and Universal Remote I/O networks, and features an open-style enclosure with an emissions classification of Group 1, Class A. With average power dissipation rated at 4.8 W and thermal dissipation at 16.4 BTU/hr, this controller operates efficiently across a temperature range of 0 to 60 degrees Celsius and withstands challenging environmental conditions, including vibration, shock, and high humidity levels. The unit is designed for compatibility with 1756-CP3 and 1747-CP3 programming cables and uses the 1756-BA1 lithium battery for power backup.
