Ladder Library

1. Contact Functions

Simbol	Description
	Normally Open Contact
	Normally Closed Contact
	Positive Transition-Sensing Contact
	Negative Transition-Sensing Contact
	Positive Transition-Sensing Toggle Contact
	Negative Transition-Sensing Toggle Contact

2. Coil Functions

Simbol	Description
	Normally Open Coil
	Normally Closed Coil
	Positive Transition-Sensing Coil
	Negative Transition-Sensing Coil
	Positive Transition-Sensing Toggle Coil
	Negative Transition-Sensing Toggle Coil
	SET ( Latch ) Coil
	RESET ( Unlatch ) Coil

3. Comparison Functions

Simbol	Description
	GTI ( Greater Than with Hysteresis )
	GEI ( Greater or Equal with Hysteresis )
	LTI ( Less Than with Hysteresis )
	LEI ( Less or Equal with Hysteresis )
	GT ( Greater Than )
	GE ( Greater or Equal )
	EQ ( Equal )
	LE ( Less or Equal )
	LT ( Less Than )
	NE ( Not Equal )
	QGT ( Greater Than )
	QGE ( Greater or Equal )
	QEQ ( Equal )
	QLE ( Less or Equal )
	QLT ( Less Than )
	QNE ( Not Equal )

4. Device Functions

Simbol	Description
	SD_COM ( Send Device Command ) OBSOLETE
	SD_COM_NQ ( Send Device Command with Negated Q) OBSOLETE
	WD_PAR ( Write Device Parameter ) OBSOLETE
	RD_PAR ( Read Device Parameter ) OBSOLETE
	D_COM ( Device Command ) OBSOLETE
	SD_COM2 ( send a device command )
	SD_COM_NQ2 ( send a device command with not Q )
	WD_PAR2 ( write a device parameter )
	RD_PAR2 ( read a device parameter )
	D_COM2 ( device command )

5. Device HMI Functions

Simbol	Description
	WSCDIS ( Write Screen Char Display )

6. Counter Functions

Simbol	Description
	CTU ( Up Counter ))
	CTD ( Down Counter )
	CTUD ( Up / Down Counter )

7. Timer Functions

Simbol	Description
	TIMER ( On Delay )
	TP ( Pulse )
	TON ( On Delay )
	TONR ( On- Delay Timer Retentive )
	TOF ( Off Delay )
	TV (Pulse Protract )

8. Table Functions

Simbol	Description
	AD_T_TBL ( Add to Table )
	CAD_T_TBL ( Circular Add to Table )
	TBL_FIND ( Table Find )
	LIFO ( Last In First Out )
	FIFO ( First In First Out )

9. Filter Functions

Simbol	Description
	STFIL ( State Filter )
	LPFIL ( First Order Low Pass Filter )

10. Bitwise Functions

Simbol	Description
	Bit Test
	Bit Clear
	Bit Set
	Bit Test

11. Boolenan Functions - Bitwise

Simbol	Description
	And of 2 Input Bit Variables
	Or of 2 Input Bit Variables
	Xor of 2 Input Bit Variables
	Not of 1 Input Bit Variable

12. Boolenan Functions - Logical

Simbol	Description
	And of 2 Input Variables
	Or of 2 Input Variables
	Xor of 2 Input Variables
	Not of 1 Input Variable

13. Math Functions

Simbol	Description
	ABS (Absolute Value)
	SQRT (Square Root)
	LN (Natural Logarithm)
	LOG (Logarithm Base 10)
	EXP (Natural Exponential)
	ADD (2 Variables Addition)
	MUL (2 Variables Multiplication)
	SUB (2 Variables Subtraction)
	DIV (2 Variables Division)
	POW ( to the Power of Y)
	MOV (Move Data)

14. Trigonometric Functions

Simbol	Description
	SIN (Sine in Radiants)
	COS (Cosine in Radiants)
	TAN (Tangent in Radiants)
	ASIN (Arc Sine)
	ACOS (Arc Cosine)
	ATAN (Arc Tangent)
	COT (Cotangent in Radiants)

15. Edge Functions

Simbol	Description
	R_TRIG (Rising Edge Detector)
	F_TRIG (Falling Edge Detector)

16. Bistable Functions

Simbol	Description
	SR (Bistable Function Set Dominant)
	RS (Bistable Function Reset Dominant)

17. Selection Functions

Simbol	Description
	SEL (Binary Selection)
	MAX (Maximum Function)
	MIN (Minimum Function)
	LIMIT (Limiter)
	MUX (Multiplexer)

18. LADDER element symbols