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Hardware specifications
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Product Model
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NS308I
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CPU platform
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32-bit Arm Cortex-M7 core with a maximum frequency of 528MHz
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Serial port - number of ports
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8-way RS-485/RS-422
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Serial port interface form
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RS-485/RS-422 interface: 5-position 3.81mm or 5.08mm spacing industrial grade wiring terminals
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Serial port - communication speed
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600~460800bps
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Serial port - Data format
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Support data bits: 8 bits, stop bits: 1-2 bits, parity bits: no parity/ODD odd parity/VEN even parity
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RJ45 Ethernet port - number of ports
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2 10Base-T/100Base TX, supporting automatic flow rate control, full duplex/half duplex communication mode, and MDI/MDI-X automatic recognition
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RJ45 Ethernet Port - Isolation Protection
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6KV lightning protection, 1.5KV isolation protection
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power supply
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85~264VAC or 110~370VDC
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power waste
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2.96W/AC220 V，50/60Hz
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ESD indicators
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EN61000-4-2 Anti static (ESD) Level 4: ± 8kV contact discharge, ± 15kV air discharge
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Protection level
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Surge protection: Power supply: ± 4kV/common mode, ± 4kV/differential mode
RS485/422: ± 4kV/common mode, ± 4kV/differential mode
Network port: ± 6kV/common mode, ± 4kV/differential mode
EFT test: Power supply: ± 4kV, communication port: ± 4kV
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Product Certification
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CE、FCC、RoHS
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Overall Dimensions
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440mmX210mmX44mm
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Operating Temperature
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-40℃～+85℃
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Storage temperature
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-40 ℃~+85 ℃ 5%~95% RH (no condensation)
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software parameters
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network protocol
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IPv4、TCP、UDP
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configuration method
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WEB webpage configuration
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Simple transparent transmission method
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TCP Server/TCP Client/UDP/Modbus RTU
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Serial port data packaging mechanism
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The interval time and length can be set; The default value varies according to the bit rate; Maximum packaging length 1460 bytes
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Number of client connections
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Supports up to 8 TCP client connections in TCP Server mode
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Network cache
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Send: 16Kbyte Receive: 16Kbyte
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Serial port cache
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Send: 1.5Kbyte Receive: 1.5Kbyte
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Heartbeat package
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Support TCP Keepalive mechanism
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Average transmission delay
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<10ms
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