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Phone: +86 16626708626Description
The IOC-555-D functions as a high-density digital I/O module, positioned between field devices (such as limit switches, solenoids, and proximity sensors) and the central control system (PLCs or DCS). Unlike standard I/O modules with limited channel counts, it packs 32 digital inputs and 32 digital outputs into a space-efficient design, reducing the number of modules needed in control panels and simplifying wiring harnesses. The module connects to the control system via a high-speed industrial Ethernet bus (PROFINET RT), enabling deterministic data transfer with cycle times as low as 1ms—critical for time-sensitive applications like synchronized conveyor systems.
IOC-555-D
What sets the IOC-555-D apart is its built-in signal filtering and surge protection: each channel is isolated to prevent ground loops and electromagnetic interference (EMI), ensuring signal integrity even near large motors or welding equipment. It also features configurable input/output modes (e.g., sinking/sourcing outputs, normally open/closed inputs), allowing seamless integration with diverse field devices without additional adapters.
IOC-555-D
Main features and advantages:
Engineered for industrial ruggedness and operational efficiency, theIOC-555-D delivers tangible benefits that reduce costs and improve system performance. Its high channel density cuts down on panel space requirements by up to 50% compared to standard 16-channel modules, freeing up room for other components and simplifying panel design. The PROFINET RT interface ensures low-latency communication, making it ideal for applications where precise timing is critical—such as coordinating robotic pick-and-place operations with conveyor stops. For maintenance teams, the module’s diagnostic features simplify troubleshooting: each channel has an LED status indicator, and built-in fault logging (via the control system) records events like short circuits or overcurrent conditions, allowing technicians to quickly identify faulty devices or wiring issues. The rugged construction—including a metal housing and conformal coating—ensures reliability in harsh environments, from dusty warehouses to washdown areas (IP20-rated with optional protective cover), reducing replacement frequency and unplanned downtime.
Technical specifications:
Model Number IOC-555-D
Brand GE
Type High-Density Digital I/O Module
Input Voltage 24V DC (with reverse polarity protection)
Operating Temp Range -30°C to 70°C (-22°F to 158°F)
Mounting Style DIN rail (35mm)
Dimensions 120mm x 80mm x 60mm (LxWxH)
Weight 300g
Interface/Bus PROFINET RT (100Mbps)
Compliance CE, RoHS, IEC 61010-1
Channel Configuration 32 digital inputs (24V DC), 32 digital outputs (24V DC, 0.5A per channel)
Output Protection Short-circuit, overcurrent, and overtemperature protection
Typical Power Draw 6W
contact us:
Phone:+86 16626708626
WeChat/WhatsApp:+86 16626708626
Email: 3772179818@qq.com
Application areas:
The IOC-555-D excels in applications requiring high-density digital control across industries. In automotive assembly plants, it manages signals from hundreds of proximity sensors monitoring part positioning on assembly lines, while controlling solenoid valves for clamping tools—all within tight cycle times to meet production targets. In packaging machinery, the module coordinates digital inputs from film tension sensors with outputs to sealers and cutters, ensuring precise synchronization that minimizes material waste. In logistics and material handling, it integrates with barcode scanners (inputs) and conveyor diverters (outputs), enabling real-time routing of packages based on scanned data. Its wide temperature range makes it suitable for cold-storage facilities, where it controls freezer door actuators and monitors door position sensors without performance degradation. For system integrators, the IOC-555-Dsimplifies scaling: adding more I/O capacity requires only daisy-chaining additional modules via PROFINET, avoiding the need for complex backplane upgrades.
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Installation and maintenance:
Before installing the IOC-555-D, verify that the control system’s PROFINET firmware supports RT (real-time) communication; older PLCs may require a firmware update to achieve sub-1ms cycle times. Ensure the DIN rail is securely mounted to prevent vibration-induced loosening, which can disrupt connections. Check that the 24V DC power supply can deliver at least 250mA per module (accounting for maximum output current across all channels).
During wiring, use twisted-pair cables for input signals to minimize EMI, and terminate unused channels to prevent noise pickup. Configure input filtering (0.1ms to 10ms) via the manufacturer’s software to match the application—faster filtering for high-speed sensors, slower for noisy environments. For ongoing maintenance, inspect LED indicators monthly to confirm all channels are operating correctly; a steady red light on an output channel indicates a short circuit. Clean the module’s ventilation slots quarterly to prevent dust buildup, which can impair heat dissipation. Every two years, verify output current limits using a clamp meter to ensure protection circuits are functioning.
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