Digi One® SP
Compact, cost-effective serial-to-Ethernet connectivity
- High-performance device networking solution
- TCP/UDP Socket Services for broad device connectivity
- Switch selectable RS-232/422/485
- RealPort for COM/TTY port control and management
- Reverse Telnet for easy access to serial devices
- Product datasheet
Featured Models/Part Numbers
| North America: | International: | ||
|
Digi One SP
View details | Related accessories |
70001851 Service agreement |
70001852 |
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| North America: | International: | ||
|
Digi One SP
View details | Related accessories |
70001851 Service agreement |
70001852 |
![]() Contact us |
| Specifications | Digi One® SP |
| Features | |
| Management | HTTP configuration |
| Protocols | TCP/UDP Socket Services, UDP Multicast, Telnet, Reverse Telnet, RFC2217, DHCP/RARP/ARP-Ping for IP address assignment |
| Software | Patented RealPort for COM/TTY ports |
| Operating Systems for RealPort | AIX, HP-UX, Linux®, SCO® OpenServer™ 5, SCO® OpenServer™ 6, Solaris™ Intel, Solaris™ SPARC, Windows XP®, Windows Server® 2003, Windows Server® 2008, Windows Vista® |
| Status LEDs | Link, Power |
| Dimensions (L x W x D) |
3.70 in x 1.72 in x 0.93 in (9.40 cm x 4.30 cm x 2.30 cm) |
| Weight | 2.29 oz (65.00 g) |
| Other | Full modem and hardware flow control, Modem emulation, Wall mount kit (optional) |
| Interfaces | |
| Serial Ports | RS-232/422/485 (switch selectable) |
| Serial Connector | DB-9M |
| Serial Throughput | Up to 230 Kbps |
| Ethernet Physical Layer | 10/100Base-T |
| Power Requirements | |
| Power Input | 9-30VDC @ 0.5Amps max |
| Power Supply | Ships with a 120VAC (North America) or a 120/240VAC (International) power supply providing 12VDC @ 0.5 Amps max power |
| Power Consumption | Typical: 4 W; Max: 6 W |
| Surge Protection | 4 kV burst (EFT) per EN61000-4-4, 2 kV surge per EN61000-4-5 |
| Environmental | |
| Operating Temperature | 10º C to 45º C (50º F to 113º F) |
| Relative Humidity | 5% to 90% (non-condensing) |
| Regulatory Approvals | |
| Safety | UL 60950, EN60950, CAN/CSA C22.2 No.60950 |
| Emissions/Immunity | FCC Part 15 Subpart B (Class A), EN55024, EN55022 (Class A), EN61000-3-2,3 |
Digi One SP - Front

Digi One SP - Back

Product Datasheets
Feature Specs
Application Notes
White Papers
- Redundancy in serial-to-Ethernet communications
- Migrating from serial to Ethernet - Performance impacts
- Migrating from serial to Ethernet - The impact of latency
Support Documentation
General Support Documentation:
Learning Center
Related Links
Digi One SP provides reliable and cost-effective network connectivity for virtually any type of serial device. It features one of the smallest form factors available, industry leading low latency, baud rates up to 230 Kbps and full modem and hardware control. This compact and powerful serial-to-Ethernet solution is ideal for applications requiring simple and easy-to-use data communications.
Digi One SP supports a wide range of protocols using serial tunneling, TCP/UDP connections or Digi’s patented RealPort® COM port redirector for remote native COM port access. RealPort enables existing applications to communicate, without modification, with serial devices over the Ethernet as if they were communicating over a serial cable. Additionally, Digi One SP features modem emulation, allowing equipment designed for modem access to communicate transparently across the Ethernet.
Digi One SP is easy to install locally or remotely. The IP address can be configured using DHCP, ARP-Ping or Setup, an application included with the installation CD that automatically detects all Digi One devices on the network. Users can auto-connect a serial device to a networked server using raw, Telnet or rlogin. Advanced functions can be configured into an application using the web interface.









