System Components and Technical Data
SICAM RTUs, SICAM MIC System Description 53
MC6-054-2.00, Edition 07.2014
5.3.2 CP-6040
Processor and Memory
Processor SAF-C161PI-LF
Clock pulse frequency 14.7456 MHz
Clock pulse accuracy 1.0 ppm
Free run accuracy 3.6 ms/1 hour
Program memory FLASH PROM 512 kByte
Main memory SRAM 128 kByte
Parameter memory Serial EEPROM 32 kByte (built like a SIM Card)
Changeable non-volatile memory SIM card 32 kB or 128 kB
Max. number of data points 256  (sum of process images)
Memory for application program 16 kB, thereof 1 kB temporary memory for variables
Number of variables for applica-
tion program
256 variables possible, thereof 256 Bytes non-volatile
(variables: BOOL = 1 Bit, DINT = 4 Byte, REAL = 4 Byte)
Program sampling
·  cyclically 2…2000 ms  (settable raster 1 ms)
·  spontaneous  (settable; run not based on interrupt)
Acquisition grid digital I/O 10 ms or 1 ms (depending on I/O module)
Acquisition grid analog I/O 500 ms…60 s  (TE-6430: 0.2 ms)
Decentralized archive Recording raster for measured values 1, 2, 3, 5, 10, 15, 30, 60
min, settable
max. message length of a segment 1…200 Byte, settable
Memory configuration, settable
3 files with 250 records each (=750 records)
5 files with 150 records each (=750 records)
8 files with 100 records each (=800 records)
19 files with 50 records each (=950 records)
39 files with 25 records each (=975 records)
34 files with 250 records each (=8500 records)
*)
Binary Inputs
6 binary inputs
· Galvanical insulation
·  Common return of selectable polarity
Filter time 3 ms
Nominal voltages 24/48/60 VDC
Operating points £ 12 V logical "0"
³ 16 V logical "1"
Rated current 1.0…1.5 mA (at 18…78 V)
Input circuits 18…78 VDC  (operated by means of external voltage)