It adopts 32-bit dual-core Arm Cortex-A7 CPU platform with powerful data processing capability to ensure the stability and efficiency of data transmission.NS304GN is equipped with 4 independent serial ports, supporting RS-232/RS-485 and other interface standards, which can be flexibly applied to a variety of industrial equipment and systems.
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SP304RM Industrial Modbus Gateway 4-port DIN-Rail Serial Server
#176
Product Highlights
Support 4-channel RS485 to 2-channel 10/100M Ethernet (can be cascaded)
Supports Modbus RTU/ASCII to Modbus TCP.
Supports DC9~60V non-polarized input, dual power supply redundancy design, 4kV surge protection.
Modbus configuration-free pre-reading, single serial port supports 256 Modbus RTU commands, the number of connections synchronized expansion to other transmission modes.
Firm terminal wiring, -40℃~85℃ wide temperature, DIN-rail mounting.
SP304RM Industrial Modbus Gateway 4-port DIN-Rail Serial Server
Specifications
Product Model
SP304RM
CPU Platform
32-bit dual-core ArmCortex-A7 CPU up to 792MHz
Serial Port-Port Number
4 way RS-485/RS-232
Serial port-Interface Form
6 Position 3.81mm Pitch Industrial Grade Terminal Blocks
RJ45 Network Port - Port Number
2×10Base-T/100Base-TX, support for automatic flow control, full-duplex/half-duplex communication mode, and MDI/MDI-X automatic identification
Serial Port - Communication Rate
300~460800bps
Serial Port - Data Format
support for data bits:7、8 bits, stop bit: 1~2 bits, parity bit: None/Odd/Even
Serial-Isolated Voltage
2KVAC/3KVDC
RJ45 Network Port-Isolation Protection
1.5KV isolated protection
Power
DC9~60V (support dual power supply redundant input, no polarity input)
Power Consumption
1.8W@DC12V
ESD Indicators
±8kV contact discharge, ±15kV air discharge
IP Grade
Surge Protection: Power : ±4kV/common mode, ±4kV/differential mode RS485: ±4kV/common mode, ±4kV/differential mode Network Interface: ±6kV/common mode, ±2kV/differential mode EFT Test: Power: ±4kV, Communication Port: ±4kV
Product Certifications
CE,FCC,RoHS
Dimensions
140mmX35mmX100mm
Operating Temperature
-40°C~+85°C
Storage Temperature
-40°C~+85°C 5%~95%RH (no condensation)
Networking Protocals
IP、TCP、UDP、DNS、ARP、SNMP、SSH、ICMP、HTTP、DHCP Client、RFC2217、NTP、SMTP、TELNET
Configuration Mode
Support static IP, DHCP, WEB page configuration / CONSOLE port simple network parameter configuration
Simple Pass-through
TCP Server/TCP Client/UDP/UDP Multicast/RealCom/Pair connection
Modbus Protocol
Modbus RTU/ASCII to Modbus TCP
Data Encryption
DES/3DES/AES/RC2/RC4/RC5/BlowFish
SSL Encryption
TLS1.0/TLS1.1/TLS1.2
TCP Connections
Single serial port supports up to 32 TCP Client connections and 16 TCP Server connections.
Network Cache
Send: 16Kbyte Receive: 16Kbyte
Serial Port Cache
Send: 16Kbyte Receive: 16Kbyte
Packets
Support for TCP Keepalive mechanism
RFC2217
Support
Httpd Client
Support
WebSocket Client
Support
MQTT
Support
JSON
JSON support in Httpd Client, WebSocket Client, MQTT mode.
The average transmission delay
<10ms