Mitsubishi Electric (MELSEC-A series QnAS) CPU Q2ASCPU

MITSUBISHI CPU Q2ASCPU

FunctionsProgrammable Logic Controller (PLC) CPU unit

I/O control mode -- Refresh mode

Floating-point calculation

Fixed-point BCD calculation

Text string processing

Trigonometric functions

Square root operation

Exponential operation

Natural logarithm operation

Constant scan

Latch (Power failure compensation)

Remote RUN - STOP

PAUSE

Status latch

Sampling trace

Step operation

Clock

Interrupt processing

Comment

Watch dog timer (variable)

Self-diagnostic function

Memory capacity28Ksteps (Program)

112KBytes (RAM)

1024 points (Counters)

12288 points (Data registers)

8192 points (Internal relays)

8192 points (Latch relays)

2048 points (Annunciator)

2048 points (Edge relays)

2048 points (Link relays)

2048 points (Link register)

1018Kwords (File register)

48 points (Interrupt pointer)

16 points (Index register Z)

4096 points (Pointer)

48 points (Interrupt pointer)

15 points (Master control nesting)

Connection capacity8192 x device I/O points

512 x I/O points

Mounting modeBackplane / rack

Ambient air temperature for operation0...+55 °C

Ambient air temperature for storage-20...+75 °C

Programming languagesLadder diagram (LD) / Relay symbol language

Sequential Function Chart (SFC)List

Manufacturer product statusCommercialized

New 1 year warranty