Data Sheet for Product

4
Siemens CB1Q3903en
Smart Infrastructure 2020-04-08
Technical data
General data
Weight excl. packaging
Controller without HMI 375 g
Controller with HMI 450 g
Technical design
Base Plastic, pigeon-blue RAL 5014
Housing Plastic, light-gray RAL 7035
Dimensions
Controller without HMI 207 x 110 x 75 mm
Controller with HMI 207 x 110 x 79 mm
Overview
Analog inputs Universal I/Os
Analog / digital
inputs / outputs
Universal I/Os
Analog / digital
inputs / outputs
Digital input
potential-free
*
Digital input
AC/DC 24V
insulated
RS-
485
(Modb
us
RTU)
Process bus
(KNX-TP1)
Power supply Relay output Relay outputs Relay outputs Triac
outputs
Digital input
AC115..230V
insulated
IP service
interface
Ethernet
10/100Mbit
Service interface
(tool / HMI)
* Modem Service interface