Indus- 2 RMCS monitors the radiation levels all around Indus-2 accelerator complex. It handles about 50 radiation monitors and various safety devices. The control system issues warnings and alarms when radiation levels reach some prefixed critical values. It also helps to display and plot the radiation dose rate of all the radiation monitors. Status of protection and warning devices viz., Search and Scram switches, Door Interlocks and Flashing Lamps is displayed in the control room. It also facilitates data logging of all the parameters for future reference, analyses as part of regulatory requirements. There are over 200 digital input and over 50 analog input signals interfaced to RMCS. This system consists of 4 ECs connected to 1 SC.