The R88A-CA1C015SF-E with accessories is a rotary encoder system manufactured by Omron. It is a two-channel motor speed controller device that features electronic zooming, pulse distribution, pulse synchronization, motor speed tracking control, and analog control. The encoder converts position or speed signals into digital pulse signals and is compatible with multiple motors. The unit comes with accessories including a connecting cable and is 15m long.This encoder is well suited for use with polyphase AC servo motors. It provides an optimal solution for applications that require stable speed control, such as in winding machines, paper rollers, and character recognition equipment. The unit has various safety features such as overvoltage, overcurrent, and overload protection. With its high accuracy readings and reliable performance, it is a great addition for industrial automation systems.