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DNS-2 (Dual Serial Port Server)
The DNS-2 (dual‑port serial server) is a device‑to‑network server that enables industrial RS‑232 and RS‑422/485 serial devices to gain network connectivity instantly.
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- Product Features
- Product Overview
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- Commodity name: DNS-2 (Dual Serial Port Server)
The DNS-2 (dual‑port serial server) is a device‑to‑network server that enables industrial RS‑232 and RS‑422/485 serial devices to gain network connectivity instantly.
Product Features
Small in size, smaller than a cigarette pack.
Supports RS232, RS422, and RS485.
10M Ethernet port
Software upgradable
Can function as a TCP server or a TCP client.
Built-in web server, supports Java.
Supports multiple asynchronous serial port formats.
It can be used in a network environment without modifying the existing application software.
Redirect the COM port to an IP address, allowing each computer to have 256 serial ports simultaneously.
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Product Overview
The DNS-2 (dual‑port serial server) is a device‑to‑network server that enables industrial RS‑232 and RS‑422/485 serial devices to gain network connectivity instantly. Examples include LED information display units, PLCs, CNC machines, smart electricity meters, gas meters, biometric devices, card readers, and more.
The DNS-2 (dual‑port serial server) supports communication interfaces such as RS‑232/422 and 4‑wire/2‑wire RS‑485, and features built-in terminating resistors, enabling it to meet the application and transmission requirements of all industrial serial devices.
Additionally, a serial‑port power input is available, allowing the serial device to supply DC power directly via a DB25 connector, enabling seamless integration between the DNS‑2 (dual‑serial‑port server) and the serial device.
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Technical Specifications
Supported protocols ARP, UDP, TCP, Telnet, ICMP, SNMP, DHCP, TFTP Network port 10BaseT or AUI Ethernet port, Token Ring Serial port Two serial ports, DB9 connector, DTE interface, RS-232 levels Serial baud rate 300 bps to 115.2 kbps Word length 7 or 8 digits Stop bit 1st to 2nd place Parity check Odd, even, none Traffic control Software: XON/XOFF, Hardware: CTS/RTS, No Flow Control Modem control DTR LED indicator Power, serial port data transmission and reception, Ethernet LINK status, Ethernet port data transmission and reception Device Management HTTP, SNMP, Serial Port Login, Telnet Login Protocol Compatibility Ethernet V2.0/IEEE 802.3, Token Ring: IEEE 802.2 LLC Input power supply 9-12V, approximately 500mA Operating environment -40℃ to +80℃ Quality Assurance 1 year
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Product Overview
The DNS-2 (dual‑port serial server) is a device‑to‑network server that enables industrial RS‑232 and RS‑422/485 serial devices to gain network connectivity instantly. Examples include LED information display units, PLCs, CNC machines, smart electricity meters, gas meters, biometric devices, card readers, and more.
The DNS-2 (dual‑port serial server) supports communication interfaces such as RS‑232/422 and 4‑wire/2‑wire RS‑485, and features built-in terminating resistors, enabling it to meet the application and transmission requirements of all industrial serial devices.
Additionally, a serial‑port power input is available, allowing the serial device to supply DC power directly via a DB25 connector, enabling seamless integration between the DNS‑2 (dual‑serial‑port server) and the serial device.
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Technical Specifications
| Supported protocols | ARP, UDP, TCP, Telnet, ICMP, SNMP, DHCP, TFTP |
| Network port | 10BaseT or AUI Ethernet port, Token Ring |
| Serial port | Two serial ports, DB9 connector, DTE interface, RS-232 levels |
| Serial baud rate | 300 bps to 115.2 kbps |
| Word length | 7 or 8 digits |
| Stop bit | 1st to 2nd place |
| Parity check | Odd, even, none |
| Traffic control | Software: XON/XOFF, Hardware: CTS/RTS, No Flow Control |
| Modem control | DTR |
| LED indicator | Power, serial port data transmission and reception, Ethernet LINK status, Ethernet port data transmission and reception |
| Device Management | HTTP, SNMP, Serial Port Login, Telnet Login |
| Protocol Compatibility | Ethernet V2.0/IEEE 802.3, Token Ring: IEEE 802.2 LLC |
| Input power supply | 9-12V, approximately 500mA |
| Operating environment | -40℃ to +80℃ |
| Quality Assurance | 1 year |
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Add: Room 418, 4th Floor, Building 1, No. 138 Malianwa North Road, Haidian District, Beijing
R&D Center: 4th Floor, Yicheng International Center, Haidian District, Beijing
Contact phone number:+86-10-62893032
After-sales phone number:+86-10-62130080
E-mail:support@neutrontek.com
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