Data Sheet for Product

Siemens CB1Q3903en

Smart Infrastructure 2020-04-08

Ethernet service interface TCP/IP (T-IP)

Communication 10/100 Mbit (IEEE 802.3U)

Cable connection RJ45 jack (8 pins)

Ethernet TCP/IP example:

Modem service interface

Connection via plug at top of the controller

Full modem interface

Cable connection RJ45 jack (8 pins)

Cable length <3 m

Supported modem types Siemens TC65 GSM modem terminal

Devolo Microlink 56k I

SD card

Connection via plug at top of the controller

Card types SD, SDHC

Card size 128 MB…32 GB

File system FAT16, FAT32

NOTICE

Loss of data

Switching on/off during the read-and-write access can lead to loss of data.