Pretech Automation Pvt. Ltd. Manufactures Control System PLC with Hot Swappable I/Os. Control System PLC with Hot swappable I/Os incorporates a modular rack based design. It has a high computing power, redundancy option, Ethernet, WEB server. Control System PLC with Hot swappable I/Os complies with IEC 61131-3. This Pretech Automation Pvt. Ltd. Offered product features communication options E/N, Profibus DP, CAN, LON and remote I/O control.