User's Manual

SCALANCE W788-xPRO/RR / SCALANCE W74x-1PRO/RR
Operating Instructions (Compact), Release 08/2007, A5E00413342-05
105
Technical specifications
5
5.1 Technical specifications for the SCALANCE W788-xPRO/RR and
W74x-1PRO/RR
Device variants
The technical specifications of the
● SIMATIC NET SCALANCE W744-1PRO
● SIMATIC NET SCALANCE W746-1PRO
● SIMATIC NET SCALANCE W747-1RR
● SIMATIC NET SCALANCE W788-1PRO
● SIMATIC NET SCALANCE W788-2PRO
● SIMATIC NET SCALANCE W788-1RR
● SIMATIC NET SCALANCE W788-2RR
are largely identical. Unless indicated otherwise in the table, the following tables apply to all
the devices listed above:
Data transfer
Ethernet transfer rate 10/100 Mbps
Wireless transmission rate 1 ... 54 Mbps (108 Mbps)
Wireless standards supported 802.11a
802.11b
802.11g
802.11h
Power supply standards supported 802.3af (Power over Ethernet)
Interfaces
Note
Bridging a power outage is is possible only with an input voltage of 24 V DC (-15% . . .
+20%).