
94
4 STANDARD FUNCTIONS/FUNCTION BLOCKS
4.2 Standard Function Blocks
4.2
Standard Function Blocks
Bistable function blocks
Bistable function blocks (set priority)
Bistable function blocks (reset priority)
Edge detection function blocks
Rising edge detector
Falling edge detector
Counter function blocks
Up counter
Down counter
Counter function block
Function block symbol
Description
Reference
SR
Judges two input values and outputs 1 (TRUE) or 0 (FALSE). (Set priority)
SR_E
Function block symbol
Description
Reference
RS
Judges two input values and outputs 1 (TRUE) or 0 (FALSE). (Reset priority)
RS_E
Function block symbol
Description
Reference
R_TRIG
Detects the rising edge of a signal, and outputs a pulse signal.
R_TRIG_E
Function block symbol
Description
Reference
F_TRIG
Detects the falling edge of a signal, and outputs a pulse signal.
F_TRIG_E
Function block symbol
Description
Reference
CTU
Counts up the number of times of rising of a signal.
CTU_E
Function block symbol
Description
Reference
CTD
Counts down the number of times of rising of a signal.
CTD_E
Function block symbol
Description
Reference
COUNTER_FB_M
Counts up the number of times of rising of a signal from (s3) to (s2).
Summary of Contents for MELSEC iQ-F FX5 series
Page 1: ...MELSEC iQ F FX5 Series Programming Manual Instructions Standard Functions Function Blocks ...
Page 2: ......
Page 21: ...19 PART 1 PART 1 OVERVIEW Part 1 consists of the following chapter 1 OVERVIEW ...
Page 98: ...96 4 STANDARD FUNCTIONS FUNCTION BLOCKS 4 2 Standard Function Blocks MEMO ...
Page 840: ...838 23 TIME DATA FUNCTIONS 23 4 Division MEMO ...
Page 887: ......