The product listed in the catalogue is designed according
to the relevant standards; it is manufactured and tested
under our owwn reponsability.
The central unit 07 KR 31 works either as
● Bus master in the decentralized automation system
ABB Procontic CS31 or as
● Slave (remote processor) in the decentralized automation system ABB Procontic CS 31 or as
● Stand-alone central unit.
The unit is provided in three versions with supply voltages
of 24 V DC, 120 V AC or 230 V AC :
The central unit versions have the following main features :
● 12 binary inputs
● 8 binary relay outputs
● 1 counting input for couting frequencies up to 10 kHz
● 1 CS31 system bus interface for system expansion
● Serial interface COM1
– is set as programming interface
– can be set as an ASCII interface for connecting peripheral
devices (e.g. MMC devices)
– can be set as MODBUS interface
● has a built-in MODBUS protocol (master and slave)
● Real-time clock
● LEDs for displaying the binary input and output signals
as well as operating conditions and error messages
● Fastening by inserting in the plug-in base ECZ. The
plug-in base can either be snapped on a DIN rail or
fastened by screws.
● Built-in lithium battery for back-up of the RAM contents,
its lifetime is 10 years.
● Reading and writing program protection by password
● Programming with the programming software 907 PC 331
● "On-Line" programming
● User program containing max. 2 k of instructions
● RUN/STOP switch for starting and aborting the program
execution
● Extensive diagnosis functions
– Self-diagnosis of the central unit
– Diagnosis of the ABB Proncontic CS31 system bus and
the connected units
Shipping Port: China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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