Protection
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Overload: Fold-back current limit
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Short Circuit: Automatic shutdown with hiccup restart
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Over Temperature: Thermal shutdown with auto-recovery
Environmental Ratings
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Operating Temperature: –20 °C to +65 °C
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Storage Temperature: –40 °C to +85 °C
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Humidity: 5 %–95 % non-condensing
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Shock: 15 g, 11 ms
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Vibration: 1 g, 10–500 Hz
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IP Rating: IP20
Mechanical Data
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Form Factor: 2-slot wide RX3i module
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Dimensions: 140 mm × 80 mm × 42 mm
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Weight: 0.5 kg
LED Indicators
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PWR: DC outputs OK
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P/S FAULT: Power or thermal fault
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OVER TEMP: Overtemperature warning
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OVER LOAD: Overload condition
Functional Features
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Auto-Ranging Input: No jumpers or switches required for AC/DC selection
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Load Sharing & Redundancy: Up to four modules per backplane for N+1 redundancy and higher power budgets
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Hot-Swap Support: Insertion and removal under power without CPU stop
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Front-Panel Switch: ON/OFF control for maintenance isolation
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Terminal Capacity: Accepts 14–22 AWG solid or stranded wire
Typical Applications
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Process Plants: Redundant power for critical valve and transmitter I/O racks in petrochemical facilities
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Automotive Assembly: Central power hub for robot controllers, safety I/O, and vision systems
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Water & Wastewater: Reliable 24 VDC for remote pump stations and SCADA RTUs
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Food & Beverage: Hygienic wash-down lines using IP20 power distribution inside sealed enclosures
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Building Automation: Powering BAS controllers, HVAC actuators, and lighting gateways
Software & Diagnostics
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Configuration: Automatic recognition in Proficy Machine Edition, no parameter setup required
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Monitoring: Real-time voltage, current, and temperature readouts via RX3i diagnostic buffer
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