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Allen-Bradley 1738-IB8M8

by Allen-Bradley

OverviewThe Allen-Bradley 1738-IB8M8 is an advanced digital input module designed for seamless integration into industrial environments. This robust 8-point unit is a key component of the ArmorPoint I/O system, perfectly suited for demanding applications. It accommodates 24V DC sinking (NPN) inputs and is particularly notable for its compact footprint and exceptional resilience. Each of its eight channels comes equipped with a 3-pin M8 Pico-style quick-disconnect connector, allowing for streamlined and high-density wiring configurations. Its impressive IP67 environmental rating guarantees dependable operation in challenging industrial conditions, making it an excellent choice for on-machine mounting where space is limited and environmental protection is crucial.Key Features Eight Digital Sinking Inputs: Facilitates connections with NPN type sensors and various devices. 24V DC Nominal Power: Provides standard voltage for broad industrial compatibility. Individual M8 Pico Connections: Each input point features a 3-pin M8 quick-disconnect for efficient, precise wiring and easy replacement procedures. IP67 Environmental Shielding: Offers protection against dust, water immersion, and washdown scenarios, enabling direct machine installation. Broad Operating Voltage Range (10-28.8V DC): Ensures adaptability and consistent performance across varying power supply conditions. Configurable Input Delay: Allows for exact control with adjustable ON to OFF delays (0.5 ms hardware plus 0-65 ms software). Space-Saving Design: Optimized for use in compact industrial machinery and equipment. Technical Specifications Model: 1738-IB8M8 Input Channels: 8 digital, sinking (NPN) Nominal Voltage: 24V DC Voltage Range: 10–28.8V DC On-State Current: 2–5 mA Off-State Current: 1.5 mA maximum Connector Type: 8 x M8 Pico 3-pin quick-disconnects (one input per connector) Input Delay Time (ON to OFF): 0.5 ms hardware + 0–65 ms programmable PointBus Current: 75 mA Power Dissipation: 1.6 W maximum at 28.8V DC Enclosure Ratings: IP65, IP66, IP67 Operating Temperature: -20°C to +60°C (-4°F to +140°F) Storage Temperature: -40°C to +85°C (-40°F to +185°F) Humidity: 5% to 95% non-condensing Shock Resistance: 30g operating, 50g non-operating Vibration Resistance: 5g, 10–500 Hz Mounting: Direct machine mount or DIN-rail with backplane Applications Compact Industrial Machinery: Its compact dimensions and M8 connectivity make it perfect for confined areas where traditional I/O solutions are too bulky. Sensor-Rich Automation Systems: Simplifies wiring with direct sensor connections, reducing complexity and potential for errors. OEM Equipment Integration: Provides a robust, pre-engineered I/O solution that streamlines cable management and enhances reliability for original equipment manufacturers. Demanding Environments: The IP67 rating ensures continuous performance in areas exposed to washdown, high humidity, dust, and vibrations, common in food processing, packaging, and automotive industries. Distributed Control Architectures: Ideal for decentralizing I/O points closer to sensors and actuators, minimizing cable runs and installation expenses. Automated Assembly Operations: Its quick-disconnect M8 connectors facilitate rapid deployment and maintenance, reducing downtime in fast-paced production settings. Why Choose Simplified Wiring & Service: Dedicated M8 connectors for each input greatly simplify field device wiring and isolation, accelerating installation and troubleshooting. Superior Environmental Defense: With an IP67-rated sealed housing, this module is constructed to endure extreme conditions, ensuring long-term reliability and reducing the need for additional protective enclosures. Optimized for Space Efficiency: Achieve high-density I/O in compact applications, enabling more streamlined machine designs without compromising functionality. Enhanced System Dependability: Robust design and quick-disconnect features minimize potential points of failure, contributing to greater overall system uptime. Global Availability & Support: As a product from Allen-Bradley, expect worldwide support and availability. Order NowExperience the benefits of streamlined industrial automation with the Allen-Bradley 1738-IB8M8. Contact Palm Parts Solutions to place your order today.FAQWhat types of inputs does the 1738-IB8M8 support?The 1738-IB8M8 supports 8-point digital sinking (NPN) inputs, designed for compatibility with NPN type sensors and devices.What is the benefit of the IP67 rating?The IP67 rating ensures the module is protected against dust ingress and the effects of immersion in water, making it suitable for direct machine mounting in harsh industrial environments, including washdown areas.How does the M8 Pico connector system improve wiring?Each input channel features an individual 3-pin M8 Pico-style quick-disconnect connector. This design simplifies wiring, enables high-density installations, reduces connection errors, and allows for quick and easy replacement of field devices.Can this module be used in compact industrial machines?Yes, its compact form factor and M8 connectivity are ideal for applications where space is at a premium, allowing for more streamlined machine designs and flexible installation options.What is the operating temperature range for this module?The 1738-IB8M8 is designed to operate reliably in temperatures ranging from -20°C to +60°C (-4°F to +140°F).

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