Overview
The Yokogawa F3XH04-3N is a high-speed digital input module for the FA-M3 PLC series. It detects fast-changing signals from photo-micro sensors, encoders, and pulse-generating devices. With pulse-catch and interrupt features, it captures short-duration pulses accurately. The module ensures reliable, real-time input processing in demanding automation applications. Its compact design allows easy installation on FA-M3 base units.
Technical Specifications
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Model Number: F3XH04-3N
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Series: FA-M3
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Module Type: High-speed digital input module
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Number of Inputs: 4 independent channels
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Input Type: Voltage-free contact or DC signal
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Minimum Pulse Width: 50 µs (pulse-catch capable)
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Interrupt Capability: Supports input-triggered interrupts
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Input Hold Time: 512 µs after OFF→ON transition
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Response Time: OFF→ON ~100 µs; ON→OFF ~300 µs
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Input Voltage Range: Typically 5–24V DC
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Input Current: 2.5 mA max
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Isolation: Optical isolation per channel
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Terminal Block: 10-point detachable block with M3.5 captive screws
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Shielding Support: Terminals for shielded cable connections
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Mounting Method: Plug-in module for FA-M3 base unit
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Operating Temperature: 0°C to +55°C
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Storage Temperature: -20°C to +75°C
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Humidity Range: 5% to 95% RH, non-condensing
