Siemens CPU 414-2 - Page 53

Load Instructions
51
S7-400 Instruction List
A5E00267845-01
Load Instructions, continued
In-
Length
Execution Time in s
In-
struc-
Address ID
Description
Length
in
Execution Time in

s
struc-
tion
Address ID Description
in
Words
CPU 412 CPU 414 CPU 416 CPU 417
L ’x’ Load 1 character 2 0.125 0.075 0.05 0.042
’xx’ Load 2 characters 2 0.125 0.075 0.05 0.042
’xxx’ Load 3 characters 3 0.185 0.112 0.075 0.062
’xxxx’ Load 4 characters 3 0.185 0.112 0.075 0.062
L D# time value Load IEC date 3 0.185 0.112 0.075 0.062
L S5T# time value Load S7 time constant (16 bits) 2 0.125 0.075 0.05 0.042
L TOD# time va-
lue
Load IEC time constant 3 0.185 0.112 0.075 0.062
L T# time value Load 16-bit time constant 2 0.125 0.075 0.05 0.042
Load 32-bit time constant 3 0.185 0.112 0.075 0.062
L C# count value Load counter constant (BCD code) 2 0.125 0.075 0.05 0.042
L B# (b1, b2) Load constant as byte (b1, b2) 2 0.125 0.075 0.05 0.042
B# (b1, b2, b3,
b4)
Load constant as 4 bytes
(b1, b2, b3, b4)
3 0.185 0.112 0.075 0.062