The Allen-Bradley 1746-NR4 RTD/Resistance Input Module is great for connecting to a PLC (programmable logic controller) such as CompactLogix or MicroLogix 1500 controllers and accessories. The Input Module offers a scalable controller design that provides many settings to work for different applications and accessories including a signaling line circuit (SLC) loop. The Allen Bradley brand 1746-NR4-Input Module controller provides the input component that you can trust with your computer building, repairing, and accessories needs, and it works great with ControlLogix. The Allen-Bradley brand 1746-NR4 Input Module within its technical description provided by the seller, minimizes space requirements that were once constrained by rack-based products and accessories, and it will work wonderfully with a ControlLogix-style chassis. Retain control by incorporating this proven design technology created by the manufacturer. When installing the Allen-Bradley 1746-NR4-Input Module, make sure you choose a slot that reduces the effects of electrical interference that RTD modules can sometimes be susceptible to in order to assist with ControlLogix. This type of flex controller can communicate with a variety of channels, including ControlNet, DeviceNet, and Ethernet/Internet protocol. It is also available to work with third-party PLC devices as well as ControlLogix. When placing this module in your cart, you will find that its rack and controller systems offer multiple accessories for your computer.