Plc Mitsubishi

MC LC

CHNG I: KHI QUT CHUNG V PLC MISUBISHI H FX

1. -Gii thiu chung v PLC ------------------------------------------------------------------ 3 2. S u dy ------------------------------------------------------------------------------- 4 3. Cc thit b trn b PLC FX --------------------------------------------------------------- 6 4. Cc c tnh k thut chung --------------------------------------------------------------- 7 5. Kt ni PLC vi cc Module m rng

------------------------------------------------------------------------------------------------- 1

0

6. Tp lnh c bn trn b PLC FX------------------------------------------------------------------------------------------------- 1

3

7. Bi tp c bn------------------------------------------------------------------------------------------------- 1

8

CHNG II: PHNG PHP LP TRNH LADER

II.1. Cc lnh ng dng c bit --------------------------------------------------------------------------------------------------------- 2

6

1. Nhm lnh s l ton hc

------------------------------------------------------------------------------------------------- 2

6 2. Nhm lnh iu khin lu trnh

------------------------------------------------------------------------------------------------- 3

0

3. Nhm lnh so snh v di chuyn------------------------------------------------------------------------------------------------- 3

3

4. Nhm lnh quay v dch chuyn chui bit------------------------------------------------------------------------------------------------- 3

5

5. Nhm lnh s l d liu------------------------------------------------------------------------------------------------- 3

8

6. Nhm lnh s l tc cao------------------------------------------------------------------------------------------------- 3

9

7. ng h thi gian thc------------------------------------------------------------------------------------------------- 4

2

II.2. Cch xy dng lp trnh bi ton

1. S khi v thut ton------------------------------------------------------------------------------------------------- 4

3

2. Cc bi tp c bn------------------------------------------------------------------------------------------------- 4

4

CHNG III : CC LOI XY LANH V CC VALSE

1. Cu to cc loi Xy-Lanh------------------------------------------------------------------------------------------------- 4

7

2. Cc loi Valse ------------------------------------------------------------------------------------------------- 4

7

CHNG IV : NG DNG PLC MISUBISHI TRONG IU KHIN

1. B m tc cao (HSC)------------------------------------------------------------------------------------------------- 4

9

2. Thut ton Analog------------------------------------------------------------------------------------------------- 5

2

3. Thut ton PID------------------------------------------------------------------------------------------------- 5

5

CHNG V: BI TP THC HNH TRN H FX ----------------------------------------------------------------------------------------------------- 5

8

Li m u

Gio trnh PLC MISUBISHI c bin son nhm cung cp thm ti liu cho

cc c gi tham kha thm

Phn chnh ca gio trnh ny cung cp cc tnh nng c bit ca h PLC

MISUBISHI FX , phng php lp trnh, thit k cc b iu khin, iu khin

ng c, iu khin bng ti, ng h thi gian thc, iu khin Analog, b iu

khin PID..Do ni dung kh rng nn tc gi c gng trnh by ngn gn lm

ti liu nghin cu thm.

Mt h thng t ng gm c 3 thnh phn c bn l b iu khin, cm bin

o lng v c cu chp hnh. Trong cc dy chuyn sn xut, c bit l c cu tay

my th cc phn t kh nn l c cu chp hnh khng th thiu c. Mc ch

ca ti liu ny l cung cp thm kin thc c bn v cc phn t kh nn cng nh

ng dng ca chng trong cc h thng iu khin t ng phc v cho sn xut.

Ring phn thc hnh cc c gi c th tham kho cc bi tp v nh Gio

vin s hng dn iu khin cc h thng thc ti lp.

CHNG I: KHI QUT CHUNG V PLC MISUBISHI H FX

1. Gii thiu chung v PLC Misubishi.

a. khi nim:

- PLC l b iu khin lp trnh Programmable Logic Controller

-B iu khin lp trnh l mt thit b m ngi s dng c th lp trnh thc hin mt lot hay trnh t cc s kin. Cc s kin ny c kch hot bi tc nhn kch thch ng vo tc ng vo PC hoc qua cc hot ng tr nh thi gian nh th hay cc s kin c m.Mt khi s kin c kch hot, n trng thi ON hoc OF.Mt b iu khin lp trnh s lin tc lp trong chng trnh do ngi s dng lp trnh ra ch tn hiu ng vo v xut tn hiu ng ra ti thi im lp trnh.

-Cu trc ca b iu khin lp trnh c th c phn thnh cc thnh phn.B phn m chng trnh c np vo lu tr v x l thng c gi l Main processing hay cn gi l CPU.

Vy, lp trnh cho mt PLC l i tm iu kin tn hiu ng vo tc ng ln i tng iu khin cho tn hiu ng ra tng ng.

b. Gii thiu chung v PLC Misubishi:

- PLC FX l mt loi PLC micro ca hng MISUBISHI nhng c nhiu tnh nng mnh m. Loi PLC ny c tch hp sn cc I/O trn CPU.

PLC FX ra i t nm 1981 cho n nay c rt nhiu chng loi ty theo Model nh: F , F1, FX1, FX0(S), FX0N, FX1S, FX1N, FX2Nv FX3U. Ty theo Model m cc loi ny c dung lng b nh khc nhau.Dung lng b nh chng trnh c th t 2kStep n 8kStep (hoc 64kStep khi gn thm b nh ngoi).Tng s I/O i vi cc loi ny c th ln n 256 I/O, ring i vi FX3U(C) c th ln n 384 I/O. S Module m rng c th ln n 8 Module.

Loi PLC FX tch hp nhiu chc nng trn CPU (Main Unit) nh ng ra xung hai ta , b m tc cao (HSC), PID, ng h thi gian thc

Module m rng nhiu chng loi nh Analog, x l nhit , iu khin v tr, cc Module mng nh Cclink, Profibus.

Ngoi ra cn c cc board m rng (Extension Board) nh Analog, cc board dng cho truyn thng cc chun RS232, RS422, RS485, v c USB.

lp trnh PLC ta c th s dng cc phn mn sau: FXGP_WIN_E, GX_Developer.

Cc phng php lp trnh nh: Ladder, Instruction, SFC

Mt PLC gm c:

Tn hiu ng vo:X Tn hiu ng ra : Y

B nh thi Timers :T B m Counter: C Cc c nh ca PLC: M v S

2. S u dy.

a. u dy ng vo.

b. u dy ng ra. Ng ra output (Relay)

Ng ra output (Transitor)

3. Cc c tnh k thut chung

a. c tnh ng vo.

FX b phn chnh ,FX Modul m rng

X0 ->X7 X10 ->

in p ng vo 24VDC 10%

Dng ng vo 24VDC,7mA 24VDC, 5mA

Cng tc ng vo

Off-> On >4.5mA >3.5mA

On-> Off

Y: Dng ch ng ra trc tip t PC. Cc ng ra ny c th t m theo h m bt phn Y0 Y 1 Y 2 Y 3 Y 4 Y 5 Y 6 Y 7, Y 10 Y 11..

M v S : Dng nh l cc c hot ng trong PC.

Tt c cc thit b trn c gi l cc thit b bit ngha l cc thit b ny c hai trng thi ON hoc Off. 1 hoc 0.

Ta c th t hp cc thit b bit li c th to thnh mt d liu 4bit, Byte, Word, hay Doulbe Word nh sau:

K1M0 = M3M2M1M0(tng ng d liu 4bit)

K2M10 =M17M16M15M14M13M12M11M10(tng ng vi d liu 8bit)

Tng qut: KnMm (1 8n )

D: Thanh ghi 16 bit/32 bit. y l thit b Word. T: Dng xc nh thit b nh th c trong PC(timer) . D liu trn Timer l

d liu dng Word (16bit) v trng thi Timer ta ni Timer l thit b bit. C : Dng xc nh thit b m c trong PC. D liu trn Counter l d liu

dng Word (16bit/32bit) v trng thi trn counter l trng thi bit. Ta c bng cc thit b nh sau (i vi cc PLC phin bn t 2.0 tr ln):

Mc FX0S(N) FX1s FX1N FX2N(C) FX3U(C)

Phng php x l chng trnh

Thc hin chng trnh tun hon

Phng php x l vo ra

Cp nht u v cui chu k qut(khi lnh END c thi hnh)

Thi gian x l

C bn:1.6-

>3.6 S

ng dng10-

>100 S

C bn:0.72 S

ng dng 10->100 S

C bn :0.08

S

ng dng 1.52 -

>100 S

C bn :0.065

S

ng dng 0.642

->100 S

Ngn ng lp trnh Ladder+ Instruction +SFC Dung lng chng trnh

2kStep 8kStep 8kStep(16kStep

gn thm b nh ngoi)

8kStep(64kStep

gn thm b nh ngoi)

Cu hnh vo /ra c th

128I/O(Max

In/Out 128)

30I/O(Max16In,

14Out)

128I/O(Max

In/Out 128)

256 I/O 384I/O

Rle ph tr

(M)

Chung M0->M511 M0->M1535 M0->M3071 M0->M7679

c cht M384->M511 M384->M1535 M500->M3071 M500->M7679

Chuyn

dng M8000->M8255

M8000->M8511

Rle trng

Chung S0->S127

S0->S999 S0->S4095

c cht S500->S999 S500->S4095

thi

(S)

Khi to S0->S9

C hiu Khng S900->S999 S900->S999

B nh th

Timer

(T)

100ms T0->T62 T0->T199

10ms T32->T62 (M8028 =ON) T200->T245

1ms(c cht)

T63 T246->T249

100ms(c cht)

Khng T250->T255

1ms Khng T256->T511

B m Counter

Chung

(U) 16bit C0->C31 C0->C199

c cht (U) 16bit

C16->C31 C16->C199 C100->C199

Chung

(U/D)

32bit

Khng C200->C234

c cht (U/D)

32bit

Khng C220->C234

B m tc cao(HSC)

1 pha

(U/D)

32bit

C235-

>C238 C235->C240

Mt pha t khi ng v Reset

(U/D) 32

bit

C241,C242

v C244 C241->C245

2 pha

(U/D)

32bit

C246, C247

v C249 C246->C250

Pha A/B

32 bit

C251, C252

v C254 C251-> C255

Thanh

ghi d liu 16bit(D)

Chung D0->D255 D0->D7999

c cht

D128->D255 D128-

>D7999 D200->D7999

T /ghi tp tin

D1000->D2499 D1000->D7999

c bit D8000->D8255 D8000->D8251

Thanh ghi m rng 16bit (R)

Khng R0->R32767

Thanh ghi tp tin m rng 16bit (ER)

Khng ER0-

>ER32767

Thanh

ghi ch V V V0->V7

mc 16 bit Z Z Z0->Z7

Con tr P v I

Dng vi lnh

CALL/CJ

(P)

P0->P63 P0->P63 P0->P127 P0->P4095

Ngt bi ng vo

I00 ->I30

Cnh ln:

1

Cnh xung

0

I00 ->I50

Cnh ln: 1

Cnh xung 0

Ngt bi Timer

Khng

I6 ->I8

:10->99ms

Ngt bi Counter

khng I010->I060

S mc lng 8 cho lnh MC v MCR (N0->N7)

Hng s

Thp phn K

16bit: -32.768->+32.767

32bit:-2.147.483.648->+2.147.483.647

Thp lc phn H

16bit: 0000->FFFF

32bit:00000000->FFFFFFFF

Dng du chm ng

Khng 32bit:0, 38 381.175.10 3.403.10

S thc R Khng 32bit

5. Kt ni PLC vi cc Module m rng

a. M hnh kt ni:

b. Gii thiu v PLC v Cc Moudle kt ni

H PLC Misubishi FX1N

H PLC Misubishi FX2N

Cc Moudle m rng

Cc Moudle c chc nng c bit

6. Tp lnh c bn trn b PLC FX

Lnh Load, Load Inverse:

Lnh gi nh Chc nng Dng mu Thit b S bc

LD (Load) Cng tc thng h (NO):

Tc v logic bit

X,Y,M,S,T,C 1

LDI(Load

Inverse)

Cng tc thng ng (NC):

Tc v logic bit

X,Y,M,S,T,C 1

Lnh OUT:

Lnh Chc nng Dng mu Thit b S bc

OUT iu khin cun dy

Y,M,S,T,C Y,M:1

S,cun M chuyn dng :2

Tc v logic bit

T: 3

C(16bit):3

C(32bit):5

Lnh And, And Inverse:


AND (And) Ni tip cc cng tc thng h (NO):

X,Y,M,S,T,C 1

ANI(And

Inverse)

Ni tip cc cng tc thng ng (NC):

X,Y,M,S,T,C 1

Lnh Or, Or Inverse.


Or(Or) Ni song song cc cng tc thng h (NO):

X,Y,M,S,T,C 1

ORI(OR

Inverse)

Ni song song cng tc thng ng (NC):

X,Y,M,S,T,C 1

Lnh Or Block.


ORB(Or) Ni song song nhiu mch cc cng tc thng h (NO):

Khng c 1

ORBI(OR

Block Inverse)

Ni song song nhiu mch cng tc thng ng (NC):

Khng c 1

Lnh And Block.

Lnh MPS,MRD v MPP.

Lnh gi nh Chc nng Dng mu Thit b S bc chng trnh

MPS(Piont

Store)

Lu kt qu hin hnh ca tc v trong PC

Khng c 1

MRD(read) c kt qu hin hnh ca tc v trong PC

Khng c 1

MPP(pop) Ly ra (gi l loi b) kt qu lu.

Khng c 1

Lnh Master Control v Master Control Reset.

Lnh gi nh

Chc nng Dng mu Thit b S bc

chng trnh


ANB(And

Block)

Ni tip mch song song cc cng tc thng h (NO):

Khng c 1

MC(Master

Control)

Ch ra im bt u ca mt khi iu khin chnh(Master

Control

block)

Y,M (cho

php thm

cun M chuyn

dng loi NO) N ch mc lng (N0->N7)

3

MCR(Master

Control

Reset)

Ch ra im kt thc ca mt khi iu khin chnh.

N ch mc lng (N0->N7),c

t li

2

Lnh Set v Rst.

Lnh gi nh Chc nng Dng mu Thit b S bc chng

trnh

SET(set) Cc thit b thay i trng thi t of sang on

Y,M,S Y,M :1, S:2

D,V,Z:3

RST( Reset) Cc thit b thay i trng thi t on sang of

Y,M,S,D,V,Z

Lnh and Pulse, and Falling Pulse(xung cnh ln, xung cnh xung).


ANP(And

Pulse)

Mc ni tip vi cc thit b.Khi c mt xung cnh ln th thit b ng ra c tc ng

X,Y,M,S,T,C 2

ANF(And

Falling Pulse)

Mc ni tip vi cc thit b.. Khi c mt xung cnh xung th thit b ng ra c tc ng

X,Y,M,S,T,C

Lnh Or Pulse, Or Falling Pulse(xung cnh ln, xung cnh xung).


ORP(OR

Pulse)

Mc song song vi cc thit b.Khi c mt xung cnh ln th thit b ng ra c tc ng

X,Y,M,S,T,C 2

ORF(OR

Falling Pulse)

Mc song song vi cc thit b.. Khi c mt xung cnh xung th thit b ng ra c tc ng

X,Y,M,S,T,C 2

Lnh timer v Counter


OUT(Out) Thi hnh cc

thit b b nh thi v b m.

T,C

RST(Reset) Reset b nh th v b m.

T,C

Lnh End.


END Kt thc mt chng trnh

Khng c 1

Plc Mitsubishi

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