The maximum digital I / O of the 1756-L61 is 128,000, the maximum analog I / O is 4,000, and the maximum total I / O is 128,000. The controller tasks of the 1756-L61 include 32 tasks, 100 programs per task, and event tasks: All event triggers. The 1756-L61 has various communication options such as ControlNet, Data Highway Plus, EtherNet / IP, DeviceNet, SynchLink, remote I / O, and third-party process and device networks. The current of the 1756-L61 controller is 1200 mA at 5.1V DC and 14 mA at 24V DC. Power consumption is 3.5 W and heat dissipation is 11.9 BTU / hr. The 1756-L61 also has a continuous isolation voltage of 30V and has been tested for 60 s at 720V DC. The operating temperature of the 1756-L61 is 0 to 60 degrees Celsius, the storage temperature is -40 to 85 degrees Celsius, and the maximum ambient air temperature is 60 degrees Celsius.
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