<h2>Overview</h2>
<p>The <strong>Allen-Bradley 1734D-IB8XOW8</strong> is a PointBlock POINTBus I/O module that delivers mixed digital I/O capabilities with integrated DeviceNet communication. <cite index=”2-3,2-4″>This PointBlock I/O module features eight DC inputs and eight relay outputs</cite>, making it suitable for applications requiring both sensing and control in distributed automation environments. <cite index=”2-13″>The module includes a built-in power supply that converts incoming 24V DC power to 5V DC backplane power</cite>.</p>
<h2>Key Features</h2>
<ul>
<li><cite index=”7-10″>Eight 24VDC input channels and eight relay output Form A channels</cite></li>
<li><cite index=”2-6″>Integrated DeviceNet communication port supporting 125 Kbps, 250 Kbps, and 500 Kbps communication rates</cite></li>
<li><cite index=”1-7″>DIN-rail mounted with nonisolated interface communication and removable terminations</cite></li>
<li><cite index=”2-5″>Supports installation of up to twelve expansion I/O modules via POINTBus with maximum output current of 1A</cite></li>
<li><cite index=”7-1″>Relay output channels compatible with AC and DC voltages and inductive or high-current electrical loads</cite></li>
<li><cite index=”7-4″>DeviceNet interface compliant to Open Devicenet Vendors Association (ODVA) standard</cite></li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><cite index=”2-2″>Power consumption: 8.2 W max @ 24V DC</cite></li>
<li><cite index=”2-2″>Power dissipation: 2.0 W max @ 24V DC</cite></li>
<li><cite index=”2-2″>DeviceNet current: 95 mA max for POINTBlock</cite></li>
<li><cite index=”2-1″>POINTBus current output: 1 Ampere max at 5VDC</cite></li>
<li><cite index=”2-16″>Input channel voltage: 10 VDC minimum, 28.8 VDC maximum, 24 VDC nominal</cite></li>
<li><cite index=”2-17″>Input transition delay: 0.5 ms hardware + (0–65 ms selectable) for both OFF-to-ON and ON-to-OFF</cite></li>
</ul>
<h2>Typical Applications</h2>
<p><cite index=”5-4″>The 1734D-IB8XOW8 allows for diverse signal integration, expandable system setups, and reliable remote accessibility, making it suitable for both local and networked control applications</cite>. Common uses include:</p>
<ul>
<li>Distributed I/O for manufacturing process control</li>
<li>Remote I/O rack deployments in DeviceNet-based networks</li>
<li>High-current relay switching and inductive load control</li>
<li>Flexible modular automation systems requiring expansion capability</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>DeviceNet protocol networks (125/250/500 Kbps)</li>
<li>Allen-Bradley PointBlock I/O expansion modules via POINTBus</li>
<li>Rockwell Automation CompactLogix and ControlLogix platforms with DeviceNet capability</li>
<li>RSNetWorx for DeviceNet configuration and diagnostics</li>
<li>ODVA-compliant DeviceNet scanners and masters</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<p>Verify compatibility with your system integrator before ordering. The 1734D-IB8XOW8 is a discrete model within the PointBlock POINTBus family; specific replacement compatibility should be confirmed with documentation or technical support.</p>
<h3>Works With</h3>
<ul>
<li>RSNetWorx software (DeviceNet configuration)</li>
<li>Studio 5000 / RSLogix 5000 (Rockwell Automation programming environments)</li>
<li>DeviceNet protocol and ODVA-certified devices</li>
<li>Allen-Bradley PointBlock expansion modules and distribution systems</li>
</ul>
