LG Electronics 120S CPU Specifications, Items Specifications Remarks, RUN, STOP, PAUSE, Debug

Chapter 5 Power Supply / CPU

5.2 CPU Specifications

The following table shows the general specifications of the MASTER-K120S series

5.2.1. Standard Type

Items					Specifications					Remarks
			K7M-DR/DRT/DT20U		K7M-DR/DRT/DT30U		K7M-DR/DRT/DT40U		K7M-DR/DR`T/DT60U
Program control method		Cyclic execution of stored program, Time-driven interrupt, Process-driven interrupt
I/O control method		Indirect mode(Refresh method), Direct by program command
Program language		Instruction list, Ladder diagram
Numbers of instructions		Basic : 30, Application : 277
Processing speed			0.1∝s/step
Program capacity		10ksteps
I/O points		20		30		40		60
	P		P000 ~ P63F							I/O relay,TR.
	M	M000 ~ M191F								Auxiliary relay
	K		K000 ~ K31F							Keep relay
	L		L000 ~ L63F							Link relay
	F	F000 ~ F63F								Special relay
Memory			100msec : T000 ~ T191 (192 points)
device			10msec : T192 ~ T250 (59 points)
	T									Timer
			1msec : T251 ~ T255 (5 points)
			-. Adjustable by parameter setting
	C	C000 ~ C255								Counter
	S		S00.00 ~ S99.99							Step controller
	D	D0000 ~ D4999								Data register
Operation modes			RUN, STOP, PAUSE, DEBUG
Self-diagnosis functions			Detects errors of scan time, memory, I/O and power supply
Data back-up method		Latch area back-up
Max. expansion level			Up to 3 level
			(External memory or RTC module can be connected as 4th expansion module)

5-2