The APT Caterpillar engine modbus converter (CCI) Communications panel integrates Caterpillar CCM and converts its output to RS-485 port with Modbus RTU or ASCII protocol. Modbus RTU protocol allows for easy integration into customers SCADA, DSC or other computerized monitoring systems.This is a wall mounted panel and is very easy to install. No special tools or connectors are required. One CCI with one CCM will monitor one (1) EUI engine and one (1) EMCPII+ panel or two (2) EMCPII+ panels.