ZL-CMA15L / ZL-CMA15 Communications Port Adapter Installation Instructions

This document provides installation instructions for the ZL-CMA15L and ZL-CMA15 communications port adapters, which convert a DirectLOGIC PLC Port 2 HD 15-pin D-sub connector to a terminal block for RS232, RS422, and RS485 interfaces. It includes wiring diagrams, pin assignments, surge protection specifications, jumper-selectable 120Ω network termination resistor settings, and critical hazard warnings for use in Class I, Division 2/Zone 2 hazardous locations.