| Features | 
		
			| Management | HTTP configuration, Digi Port Authority–Remote management diagnostics and auto-discovery tool, SNMP (read/write) | 
		
			| Protocols | Telnet, Reverse Telnet, RFC2217, TCP/UDP Socket Services, PPP, DHCP/RARP, ARP-Ping, Static IP for IP address assignment, Support for 64 concurrent socket connections, ASCII, Modbus RTU/ASCII, Modbus/TCP | 
		
			| Software | Patented RealPort COM port redirector for COM/TTY ports for Microsoft® Windows®, UNIX® and Linux® | 
		
			| Security | SSHv2, SSL, TLS, HTTPS | 
		
			| Operating Systems | Linux®, Windows® 2000, Windows® XP, Windows® 7, Windows® 8, Windows® 8.1, Windows® 10, Windows Server® 2003, Windows Server® 2008, Windows Server® 2019, Windows Server® 2016, Windows Server® 2012. Note: TCP/UDP socket services are operating system independent. | 
		
			| Status LEDs | Serial signals, Power, Ethernet and diagnostics | 
		
			| Dimensions (L x W x D) | 12.00 cm x 2.30 cm x 10.10 cm (4.70 in x 0.90 in x 4.0 in) | 
		
			| Weight | 64.0 g (2.5 oz) | 
		
			| Other | Full modem and hardware flow control, Flash upgradeable firmware, 6 ms serial over Ethernet latency, 35 mm DIN rail mounting | Conformal coated PCB, Full modem and hardware flow control, Flash upgradeable firmware, 6 ms serial over Ethernet latency, 35 mm DIN rail mounting | 
		
			| Interfaces | 
		
			| Serial Ports | 1 RS-232/422/485 (switch selectable) | 
		
			| Serial Connector | Screw terminal connector or DB-9M; DB-9M can act as a second direct RS-232 port or can be used as a pass-through port for the screw terminal connector | 
		
			| Serial Throughput | Up to 230 Kbps | 
		
			| Ethernet Physical Layer | 10/100Base-T | 
		
			| Power Requirements | 
		
			| Power Input | 9 - 30 VDC @ 0.5 Amps max | 
		
			| Power Supply | Removable screw terminal for power (power supply not included) | 
		
			| Powered Ethernet | 802.3af (midspan and endspan) support and fail-over capability when used with 9-30 VDC input | N/A | 
		
			| Product Surge Protection (ESD) | 2 kV isolation between power supply and serial ground product when used with Digi power supply | 
		
			| Environmental | 
		
			| Operating Temperature | 0° C to +60° C (32° F to +140° F) | -35° C to +74° C (-31° F to +165° F) | 
		
			| Relative Humidity | 5% to 90% (non-condensing) | 
		
			| Ethernet Isolation | 1500 VAC min per IEEE 802.3/ANSI X3.263 | 
		
			| Serial Port Protection (ESD) | 15 kV human body model | 
		
			| Regulatory Approvals | 
		
			| Safety | UL 1950, UL 1604 (Class 1, Div. 2), CSA 22.2 No 950, EN60950 | 
		
			| Emissions/Immunity | FCC Part 15 (Class A), ICES-003 (Class A), CE, AS3548, EN6100-6-2 + EN55024, EN55022 (Class A) |