6.3
Operation symbols of PLC programming languages
Operand identifier
Address identifier
DB
T
C
I
Q
M
SM
AC
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018
Description
Data
Timers
Counters
Image of digital inputs
Image of digital outputs
Bit memory
Special bit memory
Accumulators
DB1000 to DB7999
DB9900 to DB9906
T0 to T15 (100 ms)
T16 to T63 (10 ms)
C0 to C63
I0.0 to I8.7
Q0.0 to Q5.7
M0.0 to M255.7
SM0.0 to SM0.6 ()
AC0 to AC3
Range
129