5.8 Functions of Time Data Type
5.8.2 Subtraction
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5
APPLICATION
FUNCTIONS
SUB_TIME(_E)
SUB_TIME(_E)
Operation Error
No operation error occurs in the execution of the SUB_TIME(_E) function.
Program Example
The program which performs subtraction ( − ) on time type data input to and , and
outputs the operation result from in time type.
(a) Function without EN/ENO (SUB_TIME)
[Structured ladder]
[ST]
g_time3:= SUB_TIME(g_time1, g_time2);
(b) Function with EN/ENO (SUB_TIME_E)
[Structured ladder]
[ST]
g_bool3 := SUB_TIME_E(g_bool1, g_time1, g_time2, g_time3);
s1
s2
s1
s2
d