Post on 02-Jun-2018
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Bi 5: MODULE ANALOG TRONG S7-
1200
Mc Lc
1. Gii thiu module analog caS7-1200
2. Xl gi tranalog trong S7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
8/10/2019 bai 4_analog.pdf
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1. Gii thiu module analog caS7-1200
Module tn hiuanalog caS7-1200 c 2 loi: 1 loimodule mrng
tn hiugnkCPU v 1 loisignal board gntrn CPU. Ph hpvicc loitin hiudng (0/4-20mA), p (+/- 10V, +/- 5V, +/- 2,5), ccloicmbinnhitTC, RTD
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
1. Gii thiu module analog caS7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Cc module analog input dngdng/pphn giil 14bits, v c thcuhnh dng p tngknh ring
8/10/2019 bai 4_analog.pdf
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1. Gii thiu module analog caS7-1200SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Signal board analog input dngdng/p
phn giil 11bits
1. Gii thiu module analog caS7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Cc module analog input onhitTCHtrcc loicmbinTC (J, K, T,), khi xl chcnchia 10 lara nhitthct
8/10/2019 bai 4_analog.pdf
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1. Gii thiu module analog caS7-1200SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Signal board onhitloiTC
phn giil 16bits, v htrTC loiJ,K
1. Gii thiu module analog caS7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Cc module analog input onhitRTDHtrcc loicmbinRTD (PT100, PT1000, Ni100,), khi xl chcnchia 10 l ara nhitthct
8/10/2019 bai 4_analog.pdf
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1. Gii thiu module analog caS7-1200SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Signal board onhitloiRTD
phn giil 16bits, v htrRTD loiPt 100, Pt 200, Pt 500, Pt 1000
1. Gii thiu module analog caS7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Cc module analog Output
phn giil 14bits, v c thcuhnh dng p tngknh ring
8/10/2019 bai 4_analog.pdf
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1. Gii thiu module analog caS7-1200SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Signal board output dngdng/p
phn giil 11bits
1. Gii thiu module analog caS7-1200
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Module analog input/output dngdng/pphn giil 14bits, v c thcuhnh dng p tngknh ring
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2. Hm x l analog Norm v Scalexl gi tranalog trong S7-1200 ta c 2 loi:
- 1 loimodule cho cc cmbinnhitTC, RTD th ta chlygi trcvo camodule chia 10- cn ivicc loitn hiukhc (dng, p, intr,.) th ta s
dng2 hm Norm v Scale xl, cho ctn hiuinput v output.
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Hm NORM_X: chuyngi trvalue trong khongMIN & MAX ra outtrong khong0.0 n1.0
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Hm SCALE_X: chuyngi trvalue trong khong0.0 & 1.0 ra out trongkhongMIN & MAX
2. Hm x l analog Norm v Scale
8/10/2019 bai 4_analog.pdf
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Xl analog input:
Vd: 1 cmbinnhitc tmo-20 n150 C, avinp 0-10Vdc. cktniviknh analog 1 caPLC
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
B1: cuhnh knh analogTa cuhnh knh analog ktnivicmbinngvidngtn hiuav(dng p, intr, TC, RTD)
2. Hm x l analog Norm v Scale
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
2. Hm x l analog Norm v Scale
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B2: vitchngtrnh vihm norm v scale
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Norm_x: do tn hiuanalog ta chnnccnn trong khong0-27648,nn ta chnchuynitint->real.IW64 l achknh analog 1
Scale_x: do tn hiunhitta munhinthl slnn chndngrealMD4 slugi trnhithinth
2. Hm x l analog Norm v Scale
Xl analog output:Vd: ta muniukhin1 van mt0%-100% tngngvitn hiuiukhinl 0-10Vdc
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
B1: cuhnh knh analogCnggingnhanalog input, ta cngphicuhnh cho knh analog munxut tn hiura (dng hay p)Do plc khng c analog out tch hpnn ta gnthm module mrng(dngsignal board)
2. Hm x l analog Norm v Scale
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SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
2. Hm x l analog Norm v Scale
B2: vitchngtrnh vihm norm v scale
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Norm_x:MD8 l gi trmvan ta muniuchnh0-100%. Do gi trcngvo v ra udngslnn ta chnreal sang real
Scale_x:
QW80 l achanalog out, nn gi trdngint t0-27648.
2. Hm x l analog Norm v Scale
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3. Bi tp
Bi 1: c 1 h thng bm nc t ng, s dng 1 cm bin mc nc a
v gi tr tn hiu 0-10Vdc (0 Vdc nc cn, 10Vdc nc y, cc gi tr t0 n 10 Vdc tng ng vi cc mc nc khc nhau trong h).La chn cc module thch hp lm h thngny.Khi mc nc di 20% h th bt u bm, khi nc cao hn 80%h thdng bm.Cu hnh v vit chng trnh cho h thng.
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1
Bi 2: 1 h thng lm mt trong xng sn xut, c 3 cm bin nhit PT100 o nhit trong phng. 1 cnh qut thng gi (c th iuchnh m bng in p cp vo n (2-10Vdc) tng ng vi (0-100%)ca cnh qut v c tn hiu 2-10Vdc hi tip v bo m ca cnh)cng vi 1 CDU v 1 AHU iu ha nhit trong phng.La chn cc module thch hp lm h thngny.Khi nhit trung bnh ca 3 cm bin t (ln hn) 280C th CDU vAHU hot ng v cnh qut m 40%. Cn khi nhit t 250C th CDU
tt, AHU vn hot ng v cnh qut m 20%. Khi cnh qut khng tht ti m theo yu cu hnh cnh bo trn n alarm.Cu hnh v vit chng trnh cho h thng.Lin kt vi mn hnh hin th nhit ca 3 cm bin, m caqut, trng thi hot ng ca AHU, CDU, n alarm
3. Bi tp
SISTECH CO., LTD, 55/14 L Th Hng Gm, Q1