Table of Contents
Advertisement
Interface
Mode
Serial Interface
Ports
Connector
Baud Rate
IO
Connector
Digital
Software
Network Protocols
VPN Tunnel
Access Authentication
Firewall
Management
AAA
Multilevel Authority
Reliability
Serial Port
Power Supply and Consumption
Connector
Input Voltage
Power Consumption
Physical Characteristics
Ingress Protection
Housing & Weight
Dimensions
Mounting
Others
Reset Button
Auto MDI/MDIX
Full or half duplex (auto-sensing)
1 × RS232 + 1 × RS485 or 2 × RS232 or 2 × RS485
Terminal block
300bps to 230400bps
(4) pin screw down terminal block
2 × DI + 2 × DO
PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, DDNS,
VRRP, HTTP, HTTPS, DNS, ARP, QoS, SNTP, Telnet, VLAN, SSH, etc.
DMVPN/IPsec/OpenVPN/PPTP/L2TP/GRE
CHAP/PAP/MS-CHAP/MS-CHAPV2
ACL/DMZ/Port Mapping/MAC Binding
Web, CLI, SMS, On-demand dial up
Radius, TACACS+, LDAP, Local Authentication
Multiple levels of user authority
VRRP, WAN Failover, Dual SIM Backup
Transparent (TCP Client/Server, UDP), Modbus Gateway (Modbus RTU to
Modbus TCP)
2-pin with 5.08 mm terminal block
9-48 VDC
UR52: Typical 1.6 W (Max 3.0 W)
UR55: Typical 2.6 W (Max 4.3 W)
IP30
UR52: Metal, 460 g (1.01 lb)
UR55: Metal, 481 g (1.06 lb)
132 x 103.8 x 45 mm (5.20 x 4.09 x 1.77 in)
Desktop, wall or DIN rail mounting
1 × RESET
UR52 & UR55 User Guide
11
Advertisement
Table of Contents
