Chapter 5 CPU Module
5-
ే
Chapter 5. CPU
5.1 Specifications
The following table shows the general specifications of the K7 series
Specifications
Item
K7M-DR20S K7M-DR30S K7M-DR40S K7M-DR60S
Remarks
Program control method
Cycle execution of stored program, Time-driven interrupt, Process-driven
interrupt
I/O control method Indirect mode (Refresh method), Direct by program command
Program language Mnemonic, Ladder diagram
Numbers of instructions Basic : 30, Application : 218
Processing speed 0.5μsec/step
Program capacity 7ksteps
I/O points 20 30 40 60
P P000 ~ P13F I/O relay
M M000 ~ M191F (3,072points) Auxiliary relay
K K000 ~ K31F (512 points) Keep relay
L L000 ~ L63F (1,024 points) Link relay
F F000 ~ F63F (1,024 points) Special relay
T
100msec : T000 ~ T191 (192 points)
10msec : T192 ~ T255 (64 points)
Timer
C C000 ~ C255 (256 points) Counter
S S00.00 ~ S99.99 (100× 100 steps) Step controller
Memory
device
D D0000 ~ D4999 (5,000 words) Data register
Operation modes RUN, STOP, PAUSE, DEBUG
Self-diagnosis functions Detect errors of scan time, memory, I/O, battery, and power supply
Data back-up method Battery-back-up
Max. expansion level Up to 3 level