The Allen-Bradley 1756-L1M1 ControlLogix 5550 controller is engineered with a 500 Kbyte data and logic memory and an additional 150 Kbyte I/O memory, although it lacks nonvolatile memory. With a lightweight design at just 0.35 kg, it fits seamlessly into any available chassis slot and features an open-style enclosure type, offering versatility in installation. This model operates efficiently under diverse environmental conditions, withstanding temperatures from 0 to 60 degrees Celsius during operation and supports a noncondensing relative humidity range of 5% to 95%. The 1756-L1M1 exhibits robust electrical performance, comprising a backplane current of 950 mA at 5.1V, an average power dissipation of 4.6 watts, and advanced electromagnetic immunity that ensures reliable functionality in industrial settings.
