Product Discription
The 1785-L40L PLC-5/40L Standard Controller with Extended I/O Link is a 48K word controller manufactured by Allen-Bradley that has extended local I/O port, which coordinates and control the operations of industrial field devices connected to it. It is installed in the leftmost slot 1771 I/O chassis, and it has a maximum I/O connection capacity of 2048 I/O. It draws 3.3A backplane current at 5V DC from the power supply of the 1771 I/O chassis, and it dissipates 17W heat when operational. The controller supports the use of the (1785-RC) Relay Cartridge, and it can be used with an Allen-Bradley compatible battery-backed memory module. The 1785-L40L supports 8 points, 16 points, 32 points, and intelligent Bulletin 1771, 1794, 1746, and 1791 I/O modules, and it will connect to external devices that are connected on the Data Highway Plus (DH+) network and on the Remote I/O network via the double DH+ or Remote I/O communication port, which is configurable for remote I/O Adapter or Scan.
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