products for industrial process automation.
Control Technology Inc. (CTI) manufactures the CTI 2500 Series™ Programmable Controller System—a compatible replacement for the Simatic® 505.
CTI 2500-TAP RS-485 network taps can be used for construction a remote I/O network. These taps use an impedance-controlled design for highest noise immunity and include built-in termination resistance which can be easily switched in- or out- of the circuit using a toggle switch. They also include an electrical noise bleed path to chassis ground which can improve the noise immunity of your network.