Binary Operations - infoPLC...SITRAIN Training for Automation and Industrial Solutions Sensors and Symbols Signal state at input Check for signal state “1” Symbol / Instruction

Date: 2/4/2012 File: PRO1_07E.1

SIMATIC S7 Siemens AG 2006. All rights reserved.

SITRAIN Training for Automation and Industrial Solutions

Binary Operations

F1

Date: 2/4/2012 File: PRO1_07E.2



Objectives

Upon completion of the chapter the participant will … ... understand the difference between „real„ connected NC contacts and NO contacts, and programmed symbols ... be able to explain the terms Result of Logic Operation (RLO), Status (STAT) and First Check ... be able to program basic binary logic operations

Date: 2/4/2012 File: PRO1_07E.3



Binary Logic Operations: AND, OR

I 0.2

I 0.3

>=1 =

Q 8.2 O I 0.2

O I 0.3

= Q 8.2

I 0.0 I 0.1 Q 8.0

Q 8.1

LAD

=

Q 8.0 & I 0.0

I 0.1

=

Q 8.1

FBD

A I 0.0

A I 0.1

= Q 8.0

= Q 8.1

STL

I 0.2

I 0.3

Q 8.2

L3 (Q 8.2)

S3 (I 0.2)

S4 (I 0.3)

OR

AND

L1 (Q 8.0)

S1 (I 0.0)

S2 (I 0.1)

L2 (Q 8.1)

Circuit Diagram

Date: 2/4/2012 File: PRO1_07E.4



Binary Logic Operations: Exclusive OR (XOR)

I 0.4

I 0.5

XOR =

Q 8.0

I 0.4 I 0.5

I 0.4 I 0.5

Q 8.0

LAD

>=1

=

Q 8.0

& I 0.4

I 0.5

& I 0.4

I 0.5

FBD

A I 0.4

AN I 0.5

O

AN I 0.4

A I 0.5

= Q8.0

STL

X I 0.4

X I 0.5

= Q8.0

Date: 2/4/2012 File: PRO1_07E.5



Sensors and Symbols

Signal state at input

Check for signal state “1”

Symbol / Instruction

Result of check

Check for signal state “0”

Symbol / Instruction

Result of check

yes

Voltage present at input?

no

yes

no

The sensor is a ...

The sensor is ...

1

0

0

1

“Yes” 1

LAD:

“NO contact”

&

FBD:

A I x.y

STL:

AN I x.y

STL:

&

FBD:

LAD:

“NC contact”

“No” 0

“Yes” 1

“No” 0

“No” 0

“Yes” 1

“Yes” 1

“No” 0

Process Interpretation in the PLC Program

activated

not activated

activated

not activated

NO contact

NC contact

Date: 2/4/2012 File: PRO1_07E.6



Exercise 1: Sensors and Symbols Task: In all three examples, the light should be on when S1 is activated and S2 is not activated!

I 1.0 I 1.1 Q 4.0 I 1.0 I 1.1 Q 4.0

....... I 1.0

....... I 1.1

....... Q 4.0

Q 4.0

I 1.0

I 1.1

&

Q 4.0

I 1.0

I 1.1

&

Q 4.0

I 1.0

I 1.1

&

....... I 1.0

....... I 1.1

....... Q 4.0

....... I 1.0

....... I 1.1

....... Q 4.0

Software

E 1.0

S1

E 1.1

S2

E 1.0

S1

E 1.1

S2

E 1.0

S1

E 1.1

S2

Q 4.0

Programmable controller

Light Light Light

Q 4.0


Q 4.0


FBD

STL

LAD

Hardware

I 1.0 I 1.1 Q 4.0

I1.0 I1.0 I1.0 I1.1 I1.1 I1.1

Date: 2/4/2012 File: PRO1_07E.7



Exercise 2: Add Conveyor “Master” Control Logic

Start Stop

ON

R

R

Hard Wire Circuit

CPU Digital Input

Module

1 2 3 4. .

Start

Stop

I0.0

CPU Digital Output Module

1 2 3 4. .

I0.1

M

Q4.1 ON

Date: 2/4/2012 File: PRO1_07E.8



Assignment, Setting, Resetting

(S) Q 8.1

I 1.2 I 1.3 I 1.2

&

S

Q 8.1

I 1.3

I 1.4 >=1

R

Q 8.1

I 1.5

A I 1.2 A I 1.3 S Q 8.1

O I 1.4 O I 1.5 R Q 8.1

I 1.0 &

=

Q 8.0

I 1.1

A I 1.0 A I 1.1 = Q 8.0 Assignment

Set

Reset

(R) Q 8.1 I 1.4

I 1.5

( ) Q 8.0

I 1.0 I 1.1

LAD FBD STL

Date: 2/4/2012 File: PRO1_07E.9



Setting and Resetting a Flip Flop

SR

R Q

S I1.2

I1.3

M 5.7

=

Q9.3

Dominant

Reset

SR S Q

R

I1.2

I1.3

M 5.7 Q 9.3 A I 1.2

S M 5.7 A I 1.3 R M 5.7 A M 5.7 = Q 9.3

RS

S Q

R I1.3

I1.2

M 5.7

=

Q9.3

Dominant

Set

RS R Q

S

I1.3

I1.2

M 5.7 Q 9.3 A I 1.3

R M 5.7 A I 1.2 S M 5.7 A M 5.7 = Q 9.3

LAD FBD STL

Date: 2/4/2012 File: PRO1_07E.10



Midline Output Coil

LAD

I 1.0 I 1.1

( )

M 20.7 I 2.0 I 2.1

( )

Q 4.0

A I 1.0

A I 1.1

= M 20.7

A M 20.7

A I 2.0

A I 2.1

= Q 4.0

STL

I 1.0

I 1.1

&

&

I 2.0

I 2.1

M 20.7

Q 4.0

=

FBD

Date: 2/4/2012 File: PRO1_07E.11



Result of Logic Operation, First Check, and Examples

A I 1.0

AN I 1.1

A M 4.0

= Q 8.0

= Q 8.1

A I 2.0

: : = M 3.4

Example 1

Sig

nal S

tate

0

0

0

0

Result o

f C

heck

Result o

f Logic

O

pera

tion

First

Check

Sig

nal S

tate

Result o

f C

heck

Result o

f Logic

O

pera

tion

First

Check

1

Example 2

1

1

1

Sig

nal S

tate

Result o

f C

heck

Result o

f Logic

O

pera

tion

First

Check

1

Example 3

0

1

0

Date: 2/4/2012 File: PRO1_07E.12



Instructions that Affect the RLO

=

Q 8.0 &

I 0.0

I 0.1

A I 0.0

A I 0.1

NOT

= Q 8.0 ( )

Q 8.0

NOT

I 0.0 I0.1

LAD FBD STL

NOT

STAT 0 – Bit memory

not available not available CLR CLR

= M 0.0

Examples:

not available not available SET SET

= M 0.1

STAT 1 – Bit memory

Date: 2/4/2012 File: PRO1_07E.13



Exercise 3: Programming the Operating Mode Section (FC 15)

V

AI1 AI2 AO1 AO2

AI2 AI1

-15V...+15V -15V...+15V

AI1

AI2 AO1

AO2

V

DI

I 0.0

I 0.1

I 0.2

I 0.3

I 0.4

I 0.5

DO

Q 4.1

Q 4.2

Q 4.3

S_M/A_ModeSelect

T_System_ON

T_M/A_Accept

T_System_OFF

T_Jog_RIGHT

T_Jog_LEFT

L_SYSTEM

L_MAN

L_AUTO

0 8 1 5

Date: 2/4/2012 File: PRO1_07E.14



Exercise 3: "FC_Mode" (FC 15), Solution Hints

SR

S

R Q

Network 1: Indicator Light System ON

ON-Condition

OFF-Condition

SR

S

R Q

Network 2: Indicator Light MAN Mode

ON-Conditions

OFF-Conditions

SR

S

R Q

Network 3: Indicator Light AUTO Mode

ON-Conditions

OFF-Conditions

Q 4.1

Q 4.2

Q 4.3

Date: 2/4/2012 File: PRO1_07E.15



Exercise 4: Conveyor in AUTO Mode (Expanding FC 16)

Mom.Cont.Bay 1 I 8.1

Prox.Sens.Bay 1 I 8.5

Run Conveyor RIGHT

Q8.5

Light Barrier I 8.0

Conv. Start Conv. Stop Transport Phase

Mom.Cont.Bay 2 I 8.2

Prox.Sens.Bay 2 I 8.6

Date: 2/4/2012 File: PRO1_07E.16



Exercise 4: "FC_ConvMotor" (FC 16), Solution Hints

=

Conditions for JOGGING

RIGHT

In MANUAL mode

Conditions for

Run Conveyor RIGHT

in AUTO mode

M 16.4

M 16.2 Memory bit for Jog RIGHT In MANUAL mode

Memory bit for Run Conveyor RIGHT in AUTO mode

=

Network x Jog RIGHT in MANUAL mode

Network y Run Conveyor RIGHT in AUTO mode

Network z Control Run Conveyor RIGHT

Q 8.5 Run Conveyor RIGHT

>=1 M 16.2

M 16.4

S

R

Date: 2/4/2012 File: PRO1_07E.17



RLO – Edge Detection

A I 1.0 A I 1.1 FP M1.0 = M8.0 A I 1.0 A I 1.1 FN M1.1 = M8.1

P

I 1.0 I 1.1 M1.0 M8.0

N

I 1.0 I 1.1 M1.1 M8.1

I 1.0

I 1.1 P =

& M1.0 M8.0

I 1.0

I 1.1 N =

& M1.1 M8.1

LAD FBD STL

I 1.0

I 1.1

& -RLO

M8.0

M8.1

OB1 Cycle OB1 Cycle

OB1 Cycle OB1 Cycle

Date: 2/4/2012 File: PRO1_07E.18



A I 1.0 A ( A I 1.1 FP M1.0 ) = M8.0 A I 1.0 A ( A I 1.1 FN M1.1 ) = M8.1

Signal – Edge Detection

STL

I 1.1

=

M8.0 POS

M_BIT M1.0

& I 1.0

I 1.1

=

M8.1 NEG

M_BIT M1.1

& I 1.0

FBD LAD

I 1.1 M8.0

POS

M_BIT M1.0

Q

I 1.0

I 1.1 M8.1

NEG

M_BIT M1.1

Q

I 1.0

I 1.0

I 1.1

OB1 Cycle

OB1 Cycle

M8.0

M8.1

Date: 2/4/2012 File: PRO1_07E.19



Exercise 5: Integrating the Edge Detection in FC 16

Run Conveyor RIGHT (Q8.5)

Light Barrier (I 8.0)

Conv. Start Conv. Stop Transport Phase

Start condition in AUTO mode

Part at Light barrier

Date: 2/4/2012 File: PRO1_07E.20



Exercise 6: Optimizing the Operating Mode Section (FC 15)

T_System_ON (I 0.0)

T_System_OFF (I 0.1, NC contact)

L_SYSTEM (Q4.1)

OLD: without edge detection

T_System_ON (I 0.0)

T_System_OFF (I 0.1, NC contact)

L_SYSTEM (Q 4.1)

NEW: with edge detection

Date: 2/4/2012 File: PRO1_07E.21



Unconditional Jump (Regardless of the RLO)

( JMP )

NEW1 Network 1

Network 2

:

:

:

:

Network x

NEW1

( ) M69.0 I 4.7 M5.5

LAD

NEW1

JMP ....

NEW1

&

M5.5

I 4.7 =

M69.0

Network 1

Network 2

:

:

:

:

Network x

FBD

Network 1

JU NEW1

Network 2

:

:

:

:

Network x

NEW1: AN M5.5

AN I 4.7

= M69.0

STL

Date: 2/4/2012 File: PRO1_07E.22



Conditional Jump (Dependent on RLO)

A I 0.0

A I 0.1

JC NEW1

A I 0.2

A I 0.3

JCN NEW2

Jump if

RLO=1

Jump if

RLO=0 NEW2 I 0.2 I 0.3

(JMPN)

NEW1 I 0.0 I 0.1

(JMP)

& I 0.0

I 0.1 JMP

NEW1

JMPN

I 0.2

I 0.3

NEW2 &

LAD FBD STL

Date: 2/4/2012 File: PRO1_07E.23



Exercise 7: Putting Indicator Lights + Horn (FC 14) into Operation

"L_Bay2"

(Q 8.2)

"L_Bay1"

(Q 8.1)

"Horn"

(Q 8.7)

"BAY1"

(I 8.5)

"BAY2"

(I 8.6)

in MANUAL mode:

2Hz pulsed honking

while conveyor jogging

in AUTO mode:

- Constant light at both bays when a new part can be placed (both bays empty)

- 1Hz flashing light at the bay where the part is placed and the conveyor has not yet been started

- 2Hz flashing light at both bays during conveyor movement

Documents

Binary Operations - infoPLC...SITRAIN Training for Automation and Industrial Solutions Sensors and Symbols Signal state at input Check for signal state “1” Symbol / Instruction