<h2>Overview</h2>
<p>The <strong>Adaptive Micro Systems AMS 10881111</strong> RS-232/RS-485 serial converter is a dedicated gateway device for connecting equipment with different serial interface standards. This converter eliminates compatibility issues in legacy and modern industrial control systems by translating signals between RS-232 (9-pin, point-to-point) and RS-485 (multi-drop, differential) protocols. Designed for plant floor durability, it is ideal for PLC communications, SCADA integration, and equipment retrofits where interface mismatch would otherwise prevent system integration.</p>
<h2>Key Features</h2>
<ul>
<li>Bidirectional RS-232 ↔ RS-485 signal conversion</li>
<li>AC-powered operation (9 VAC, 50/60 Hz)</li>
<li>Compact enclosed converter box design</li>
<li>Includes AC adapter and DB9 cordset</li>
<li>Suitable for industrial automation and legacy equipment upgrades</li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><strong>Input Voltage:</strong> 9 VAC, 50/60 Hz</li>
<li><strong>Current Draw:</strong> 0.150 A</li>
<li><strong>Serial Interfaces:</strong> RS-232 and RS-485</li>
<li><strong>Connector Type:</strong> DB9</li>
<li><strong>Weight:</strong> 4.0 lb</li>
<li><strong>Series:</strong> Converter Series A</li>
<li><strong>Manufacturer:</strong> Adaptive Micro Systems</li>
<li><strong>Part Number:</strong> 10881111</li>
</ul>
<h2>Typical Applications</h2>
<p>The AMS 10881111 is widely used in:</p>
<ul>
<li>PLC and controller integration in multi-protocol environments</li>
<li>SCADA system upgrades and legacy equipment interconnection</li>
<li>Building automation and industrial process control</li>
<li>Equipment field replacements where serial interface standards differ</li>
<li>Test and measurement system communication</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>RS-232 serial devices (9-pin configuration)</li>
<li>RS-485 multi-drop network devices</li>
<li>Industrial PLCs with serial ports</li>
<li>Legacy and modern SCADA systems</li>
<li>Equipment requiring serial protocol translation</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<p>Verify compatibility with your system integrator before ordering to confirm if this unit directly replaces your existing converter in your specific application.</p>
<h3>Works With</h3>
<ul>
<li>Standard RS-232 communication protocols</li>
<li>Modbus serial implementations</li>
<li>Industrial automation software supporting serial I/O</li>
<li>Multi-device RS-485 networks</li>
</ul>
