Siemens LOGO! 24L - Page 68

LOGO! Manual
A5E00067781 01
60
Memory utilization
The table gives you an overview of the special memory
requirements of the special functions:
Function block Par RAM Timer REM
Latching relay* 0 (1) 0 (1)
Current impulse relay* 0 (1) 0 (1)
Interval time-delay relay 1 1 1 0
Edge-triggered interval
time-delay relay
1 1 1 0
On delay 1 1 1 0
Off delay 2 1 1 0
On/off delay 2 1 1 0
Retentive
on delay
2 1 1 0
Seven-day time switch 6 2 0 0
Twelve-month time switch 2 0 0 0
Up/down counter* 2 (2) 0 (2)
Operating hours counter 2 0 0 4
Symmetrical clock pulse gen-
erator
1 1 1 0
Asynchronous pulse genera-
tor
3 1 1 0
Random generator 2 1 1 0
Frequency
trigger
3 3 1 0
Analog trigger 4 2 0 0
Analog comparator 3 4 0 0
Stairwell light switch 1 1 1 0
Dual-function switch 2 1 1 0
Message texts 1 0 0 0
Pro
g
rammin
g
LOGO!