X23 is an industrial-grade expansion module specifically designed for the ARMxy series of ARM embedded computers. This module features electrical isolation, overvoltage protection, ESD protection, fault protection, and overcurrent protection circuitry to ensure stability and reliability in complex industrial environments.
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Name |
Parameter |
Description |
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Power Supply |
Operating Power |
Internal Voltage |
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Operating Voltage |
12V-24V |
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Power Consumption |
0.256W |
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RS485/RS232 |
Channel |
4 Channels |
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Transmission Mode |
Optional: 4×RS232 or 4×RS485 |
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Maximum Baud Rate |
RS232: 115kbps RS485: 10Mbps |
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Data Bits |
RS232: 5-bit, 6-bit, 7-bit, 8-bit (configurable) RS485: 5-bit, 6-bit, 7-bit, 8-bit (configurable) |
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Stop Bits |
RS232: 1-bit, 2-bit (configurable) RS485: 1-bit, 2-bit (configurable) |
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Parity |
RS232: Odd parity, Even parity, No parity (configurable) RS485: Odd parity, Even parity, No parity (configurable) |
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Flow Control |
RS232: Not supported RS485: Not supported |
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Impedance |
RS232: Input impedance 300 Ω, Output impedance 3 kΩ RS485: 120 Ω |
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Measured Distance and Operating Baud Rate |
RS232: 15 meters (baud rate ≤ 1200 bps) RS485: 200 meters (baud rate ≤ 115200 bps) |
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Supports Multi-Drop Communication |
RS232: Not supported RS485: Requires custom development |
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Communication Mode |
RS232: Full-duplex / Half-duplex / Simplex RS485: Unidirectional Half-duplex / Simplex |
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Data Transmission Mode |
RS232: Transmit and receive mode, Receive-only mode, Transmit-only mode RS485: Transmit and receive mode, Receive-only mode, Transmit-only mode |
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Logic Level |
RS232 |
Logic “1”: 1.5V |
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Logic “0”: 2.4V |
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RS485 |
Logic “1”: -3V |
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Logic “0”: +3V |
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Maximum Output Current per Channel |
250mA (at 26℃) |
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Isolation Protection |
2KVrms (built-in) |
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Communication Cable Requirements |
Shielded twisted pair cable |
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Digital Output |
Channel |
4 channels |
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Output Mode |
Single-ended output |
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Output Type |
Active low output, output 0VDC |
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Maximum Output Current per Channel |
100mA |
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Isolation Protection |
2KVrms |
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Digital Input |
Channel |
4 Channels |
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Trigger Mode |
Low-level trigger or high-level trigger (optional) |
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Dry/Wet Contact |
Optional |
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Logic Level |
Logic “1”: +9 to +12VDC Logic “0”: -3 to +5VDC |
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Isolation Protection |
2 KVrms |
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Certifications |
EMC |
IEC 61000-4-2 (ESD) Level 3 |
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IEC 61000-4-4 (EFT) Level 3 |
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IEC 61000-4-5 (Surge) Level 3 |
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