LREAL

64-bit double-precision IEEE 754 floating-point number.

Size	64 bits
Range	Approximately -1.8E+308 to 1.8E+308
Precision	~15 decimal digits
Default	0.0
IEC 61131-3	Section 2.3.1
Support	Supported

Literals

LREAL#3.14159265358979
LREAL#-1.0
LREAL#1.0E+100

Example

Try it

Source

precise_value := LREAL#3.14159265358979;
correction := LREAL#0.00000000000001;
result := precise_value + correction;

See Also

• REAL — 32-bit single-precision floating point