Technical specifications
5.2 HSPA+ router SCALANCE M874-3
SCALANCE M874, M876
54
Operating Instructions, 06/2015, C79000-G8976-C331-05
M874-3
Relative humidity
During operation
≤
95% at 25 °C, no condensation
Design, dimensions and weight
Module format
Compact module S7-1500
Degree of protection
IP20
Weight
290 g
Dimensions (W x H x D)
34.8 x 150.9 x 134.7 mm
Installation options
•
Wall mounting
•
Mounting on a DIN rail
•
Mounting on an S7-300 standard rail
•
Mounting on an S7-1500 standard rail
Installation direction
Vertical
(ventilation openings at the top and bottom)
Product functions
Firewall and security
•
Stateful inspection
•
Packet filter
•
IPsec VPN for up to 20 connections
•
SINEMA RC client
•
Password protection
Router functions
•
NAPT (port forwarding)
•
NAT (IP masquerading)
•
NAT traversal
•
NETMAP
•
Dynamic DNS client
•
DNS cache
•
NTP
•
Remote logging
•
Connection monitoring
Configuration / management
•
Web-based administration user interface
(WBM)
•
Remote access with HTTPS
•
SNMP and SNMP traps