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List of Experiments
S.No.
NAME OF THE EXPERIMENTPAGENO.
1.MEASUREMENT OF LINEAR DISPLACEMENT USING INDUCTIVETRANSDUCERS.
2. DESIGN OF RTD BRIDGE
3.MEASUREMENT OF ANGULAR VELOCITY AND MAGNETIC FIELDUSING PROXIMITY SENSOR / HALL EFFECT TRANSDUCER
4. LIQUID LEVEL MEASUREMENT USING CAPACITIVETRANSDUCERS
5.MEASUREMENT OF LIGHT INTENSITY USING OPTICALTRANSDUCERS
6. LINEARIATION OF THERMISTOR
!.PIEO ELECTRIC ACCELEROMETER FOR VIBRATIONMEASUREMENT
".CHARACTERISTIC OF STRAIN GAUGE FOR FORCEMEASUREMENT
#.DESIGN OF LINEAR AND ANGULAR DISPLACEMENT USING
RESISTIVE TRANSDUCERS
1$. DIGITAL TRANSDUCER %SHAFT ANGLE ENCODER
1
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Block Diagram:
Model Grap:
2
Linear
Displacement Output voltageLVDTswitch
Signalconditioning
unit
Display
Displacement
mm!
Output voltagemV!
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E!. No: "
Da#e:
MEAS$REMENT OF %INEAR DISP%A&EMENT $SING IND$&TI'E
TRANSD$&ERS
Aim:
T& '()*+,( -( 0(), 0*)('(- +*0 0+-0( -,)*+(, ) ,)7 0-*
),)-(,0*-0* +,(.
Appara#() Re*(ired:
S. N& N)'( R)( Q+)-0-8
1 LVDT -,)0(, 90- : 1
2 M+-0'(-(, : 1
3 P)- &,* : F(7
Teor+:
T( LVDT &*0*-* &; ) ,0'),8 700 ) -7& *(&),8 700*. I- 0* -(
&''& '+-+) 0+-)( (('(-. T0* ) 0- -( 700*= ) ;(,,&')(-0 &,( )*& 0* -(,( 0 '0( &; -('. AC
),,0(* (?0-)-0& &; ;,(@+(8 6$ -& 2$$$H ) ')0-+( &; 3 -& 15 &-* 0* )0(
-& -( ,0'),8. T( *8''(-,0)8 *)( *(&),8 ),( &(-( (?-(,)8 0 *(,0(*
&&*0 0,+0-. M&-0& &; -( & &-)-0 ')(-0 &,( ),0(* -( '+-+)
0+-)( &; () *(&),8 -& ,0'),8 70 (-(,'0(* -( &-)( 0+( ;,&'
,0'),8 -& *(&),8. I; -( &,( 0* (-(,(
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S. N&
P+* *0( ,()0 P+ *0( ,()0
D0*)('(-
,()0 ''
I0)-(
&-)('
D0*)('(-
,()0 ''
I0)-(
&-)('
Proced(re:
1. S70- ON -( &7(, *+8.
2. B,0 -( &,( -& + &*0-0&
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3. A+*- -( 9&< 0 &*0-0( 0,(-0& *+ -)- -( LVDT *)( '&(* 0 *-(* &;
1'.
4. M()*+,( -( &,,(*&0 &+-+- &-)(.
5. R(()- -( ))- 0* '()-
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'i0a (e)#io-)
%
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1. D(;0( LVDT.
2. >,0-( -( (@+)-0& &; &+-+- &-)( )- 0;;(,(- &*0-0&.
3. S-)-( -( ,00( &; LVDT.
4. L0*- -( '(,0-* ) ('(,0-* &; LVDT.
5. M(-0& -( )0)-0&* &; LVDT.
6. >)- 0* '()-
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De)ig- o/ RTD:
Model Grap:
E!. No: 1
Da#e:
DESIGN OF RTD BRIDGE
)
Temperature o*!
(esistance
+!
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Aim:
T& (*0 -( RTD (,( J 0* -( -('(,)-+,( &(;;00(- )- -&) R& 0* -( ,(*0*-)( )- -&.
M&*-8 RTD 0*-,+'(-* +*( >()-*-&(
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Proced(re:
1. C&(-0&* ),( 0( )* (, -( (*0 ) *+8 0* -+,( ON.
2. A ,(*0*-)( -(,'&'(-(, 0* )( 0 -( (**( &; 7)-(, 70 0* ()-( -&
1$$&C
3. R()0* ;&, ((,8 5&,0*( 0* &-( ) -(8 ),( -)
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Prere*(i)i#e (e)#io-):
1. I(-0;8 -( -8(* &; -,)*+(,*.
2. R() -( ,00( &; ,(*0*-0( -,)*+(,*
3. >)- ),( -( 0;;(,(- -,)*+(,* +*( ;&, -('(,)-+,( '()*+,('(-.
4. D(;0( )+,)8 ) ,(0*0&
5. M(-0& -( 0'&,-)( &; >()-*-&(
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'i0a (e)#io-)
1. >)- 0* ) T(,'0*-&,
2. I(-0;8 -( 0;;(,(- ')-(,0)* +*( ;&, RTD.
3. >)- 0* &*0-0( -('(,)-+,( &(;;00(-
4. P&0- &+- -( -('(,)-+,( ,)( &; ,(*0*-)( -(,'&'(-(,.
5. D(;0( *(*0-00-8.
12
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6. D(;0( *(;:()-0 (,,&, &; -(,'&'(-(,.
!. >)- ),( -( )0)-0&* &; RTD
". M(-0& -( ),( -( ;()-+,(* &; RTD
#. C&'),( RTD 70- -(,'0*-&,.
1$.>)- 0* '()-
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Mag-e#ic Field:
E!. No. 2
Da#e:
MEAS$REMENT OF ANG$%AR 'E%O&IT3 AND MAGNETI& FIE%D $SING
PROXIMIT3 SENSOR4HA%% EFFE&T TRANSD$&ER
1#
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Aim:
T& '()*+,( -( )+), (&0-8 ) ')(-0 ;0( +*0 H) E;;(-
-,)*+(,.
Appara#() Re*(ired:
S.N& N)'( R)( Q+)-0-8
1 H) (;;(- 90- : 1
2 T)&'(-(, : 1
3 M+-0'(-(, : 1
4E(-,0
()-(,: 1
Teor+:
A-g(lar 'eloci#+:
T0* '(-& &; '()*+,0 *(( &; ,&-)-0& &*0*-* &; '&+-0 ) &)@+(
0* & -( ,&-)-0 *);-. T( 0* )* ) +'
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/ -
7(,( 0* -( )( &; ,&-)-0&.
T( ,()-0&*0
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Mag-e#ic Field:
A +'
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Prere*(i)i#e (e)#io-):
1. I(-0;8 -( -8(* &; -,)*+(,*.
2. R() -( &(- &; ,&?0'0-8 *70-
3. >)- ),( -( 0;;(,(- -,)*+(,* +*( ;&, *(( '()*+,('(-.
4. D(;0( )+), (&0-8.
5. D(;0( H) E;;(-.
6. >)- 0* ,(0*0& ,(-0;0(,
1)
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I-/ere-ce:
Re)(l#:
T+* -( '()*+,('(- &; )+), (&0-8 ) ')(-0 ;0( 7)* &( )(,0;0(.
1,
ASSESSMENT MAX.MARS MARS
PERFORMANCE 3$
INFERENCE 3$
RECORD 1$VIVA 3$
TOTAL 1$$
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'i0a (e)#io-)
1. D(;0( A+), (&0-8 ) M)(-0 ;0(.
2. L0*- -( -(0@+(* +*( ;&, -( '()*+,('(- &; )+), (&0-8 ) ')(-0
;0(.
3. >,0-( -( ,()-0&*0
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6. >)- 0* -( ,00( &; H) E;;(- -,)*+(,*
!. I0)-( -( )0)-0&* &; H) E;;(- -,)*+(,*
". >)- 0* -( ,00( &; ,&?0'0-8 *(*&,*
#. I0)-( -( )0)-0&* &; ,&?0'0-8 *(*&,*.
Diagram
21
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Ta,(la#io- ":S. N& L0@+0 L(( L0(),
0*)('(-
C))0-)( F
Model Grap
E!. No: 7
Da#e:
%I$ID %E'E% MEAS$REMENT $SING &APA&ITI'E TRANSD$&ERS
22
D0*)('(- '
C)3)40-)14(BPF
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Aim:
T& *-+8 -( ),)-(,0*-0* &; -( ))0-0( 09 + 70- ,(*(- -&
))0-)(.
Appara#() Re*(ired:
S.N& N)'( R)( Q+)-0-8
1 C))0-0( 09 + 1T13:1#CE 1
2 M+-0'(-(, : 1
3 DC &7(, &, : 1
4 L(( -)9 : 1
Teor+:
A &-(-0) ,&-)-0&) '(-(, 0* +*( ;&, -( '()*+,('(-
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Model Grap
Proced(re:
1. S70- O -( 1TB )-( &( +0-.
2. S70- *&+
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Prere*(i)i#e (e)#io-):
1. D(;0( ))0-)(.
2. R() -( ,00( &; ),0))- ),( -( 0;;(,(- -,)*+(,* +*( ;&, 0@+0 (( '()*+,('(-.
4. >)- 0* ))0-)( 09:+
5. L0*- -( -,(( -8(* &; ),0)
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'i0a (e)#io-)
1. L0*- -( -(0@+(* +*( ;&, -( '()*+,('(- &; 0@+0 ((.
2. >,0-( -( ,()-0&*0 0 -8( &; ))0-)( -,)*+(,* ) )- 0* -( ,00( &; ),0)
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!. I0)-( -( )0)-0&* &; ))0-)( -,)*+(,*.
". L0*- -( ,)70 -8( &; ))0-)( -,)*+(,* )
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Block Diagram
Ta,(la#io- "
%ig# Depe-de-# Re)i)#or
S. N& D0*-)(' S(*&, &+-+- &-)(6 V "V 1$V
E!. No: 8
Da#e:
MEAS$REMENT OF %IGHT INTENSIT3 $SING OPTI&A% TRANSD$&ERS
Aim:
T& *-+8 -( *-( ,(*&*( ),)-(,0*-0* &; L0- D(((- R(*0*-&, LDR=
P&-&0&( ) P&-&-,)*0*-&,.
Appara#() Re*(ired:
S.N&. N)'( R)( Q+)-0-8
1 LDR : 1
2)
Opticalsource
Optical
Detector
Signal*onditioning
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2 D00-) '+-0'(-(, : 1
Teor+:
%ig# Depe-de-# Re)i)#or
LDR 0* ) (0( 70 &*0*-* &; *('0&+-&, &, ) -0 ;0' (&*0-( & )
0*+)-( *+
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Proced(re:
1. C&(-0&* ),( ')( )* (, 0( 0 -( 0,+0- 0),)'.
2. B8 0,()*0 -( 0- 0-(*0-8 0 *+0-)
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Model Grap
"2
V&/-)5(BVC
D0*-)( '
1$V
"V
6V
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Ta,(la#io- 7
Po#o#ra-)i)#or
S. N& D0*-)('S(*&, &+-+- &-)(
6 V "V 1$V
""
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Model Grap
I-/ere-ce:
"#
V&/-)5(BVC
D0*-)( '
1$V
"V
6V
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Re)(l#:
T+* -( *-( ,(*&*( ),)-(,0*-0* &; L0- D(((- R(*0*-&, LDR=
P&-&0&( ) P&-&-,)*0*-&, 7(,( *-+0(.
"$
ASSESSMENT MAX.MARS MARS
PERFORMANCE 3$
INFERENCE 3$
RECORD 1$
VIVA 3$TOTAL 1$$
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'i0a (e)#io-)
1. D(;0( LDR= P&-&0&(= ) P&-&-,)*0*-&,.
2. S-)-( -( ,00( &; LDR= P&-&0&( ) P&-&-,)*0*-&,.
3. L0*- -( -8(* &; 0&(* ) -,)*0*-&,*
4. N)'( -( )0)-0& &; LDR= &-&0&( ) &-&-,)*0*-&,.
5. >)- 0* '()-
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&irc(i# Diagram:
"&
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E!. No: 9
Da#e:
%INEARIATION OF THERMISTOR
Aim
T& (*0 ) 0,+0- ;&, 0(),00 -( ,(*&*( &; -(,'0*-&,.
Appara#() Re*(ired
S.N& N)'( R)( Q+)-0-8
1 T(,'0*-&, : 1
2 R(*0*-&, : 1
3 >)-(,
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5 O:A' IC!41 : 1
6 RPS : 2
! T(,'0*-&, : 1
" M+-0'(-(, : 1
Teor+
T(,'0*-&, 0* -( &-,)-0& &; T(,') R(*0*-&,. T(8 ),( ((,)8
&'&*( &; *('0 &+-&, ')-(,0)*. A-&+ -( -('(,)-+,( &(;;00(- &; +0-*
70 (?0
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Proced(re:
1. R0+ -( )- 0* '()-
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Re)(l#
T+* -( 0(),0)-0& 0,+0- ;&, -(,'0*-&, 7)* (*0( ) (,0;0(.
#1
ASSESSMENT MAX.MARS MARS
PERFORMANCE 3$
INFERENCE 3$
RECORD 1$
VIVA 3$
TOTAL 1$$
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'i0a (e)#io-)
1. S-)-( -( ,00( &; -(,'0*-&,.
2. I(-0;8 -( *)(* &; -(,'0*-&,*.
3. N)'( -( ')-(,0)* +*( ;&, -(,'0*-&,*.
4. M(-0& -( ;()-+,(* &; -(,'0*-&,*.
5. P&0- &+- -( -('(,)-+,( ,)( ;&, -(,'0*-&,*.
6. >)- 0* -( ,)( &; ,(*0*-)( 0 -(,'0*-&,*
!. D(;0( *(*0-00-8.
". I0)-( -( (( ;&, 0(),0)-0& 0 -(,'0*-&,*.
#. L0*- -( )0)-0&* &; -(,'0*-&,*.
1$.>)- ),( -( 0;;(,(- '(-&* ))0)
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&IR&$IT DIAGRAM
MODE% GRAPH
#"
.cceleration in m/s2
OutputVoltageinV
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E!. No: ;
Da#e:
PIEO E%E&TRI& A&&E%EROMETER FOR 'IBRATION MEAS$REMENT
Aim:
T& '()*+,( ;&,( &, ,(**+,(
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A 0(& ((-,0 ')-(,0) 0* &( 0 70 ) ((-,0 &-(-0) )(),* ),&**
(,-)0 *+,;)(* &; ) ,8*-) 0; -( 0'(*0&* &; -( ,8*-) ),( )(
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Proced(re:
1. C&(-0&* ),( ')( )* (, -( 0,+0- 0),)'.
2. T( *70- & -( 0*-,+'(-* )- 0* -( ,00(
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". C)**0;8 -( -,)*+(,*.
I-/ere-ce:
Re)(l#:
T+* -( ;&,( &, ,(**+,(
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'I'A $ESTIONS
1. >)- 0* 0(&((-,0 (;;(-2. >)- 0* &-0 )?0*3. >)- 0* ((-,0 )?0*4. >)- 0* '()0) )?0*5. >)- ),( -( ))-)(* &; 0(&((-,0 -,)*+(,6. >)- ),( -( 0'0-)-0&* &; 0(&((-,0 -,)*+(,
!. >)- ),( -( )0)-0&* &; 0(&((-,0 -,)*+(,". >)- ),( *+
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DIAGRAM:S-,)0 G)+(
L&) C(
#,
Terminal
Terminal
*arrier 'ase!
Strain gauge
4ire grid
Strain 5auge
6ase
*olumn
Load
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E!. No: (,(=
V* % S+8 &-)( 0 V.
KR % C)( 0 ,(*0*-)(
TAB$%ATION:
S.
N&
>(0- 9 O+-+- &-)(
'V=(,,&,
A-+) 7(0- 9 M()*+,( 7(0- 9
MODE% &A%&$%ATIONS:
MODE% GRAPH:
$1
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1. D(;0( ;&,(.
2. D(;0( ,(*0*-)(.
3. G0( -( ,()-0&*0
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$#
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Re)(l#:
T+* -( ),)-(,0*-0* &; *-,)0 )+( L&) ( 7)* *-+0( )
(?(,0'(-)8 (,0;0(.
$$
ASSESSMENT MAX.MARS MARS
PERFORMANCE 3$
INFERENCE 3$
RECORD 1$
VIVA 3$
TOTAL 1$$
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'I'A $ESTIONS
1. >)- 0* )+( ;)-&,
2. >)- ),( -( 0;;(,(- -8(* &; *-,)0 )+(
3. >)- ),( -( ;)-&,* -& )- 0* 8&+* '&++*
6. M(-0& -( )0)-0&* &; *-,)0 )+(.
!. >)- ),( -( -8(* &; &) (
". >)- ),( -( ')-(,0)* +*( ;&, &) (
#. >)- ),( -( ))-)(* &; &) (*
1$. >)- 0* *0) &0-0&011. >)- ),( -( ),)'(-(,* -&
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&IR&$IT DIAGRAM
MODE% GRAPH
Di)placeme-# ') O(#p(# 'ol#age &arac#eri)#ic):
$&
D*(0S
-9"-!V
:-91-!
V
*
9
$-+/
2. V
;
Displacement mm!
Outputvoltagev!
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%oadi-g E//ec#
E!. No: >
Da#e:
DESIGN OF %INEAR AND ANG$%AR DISP%A&EMENT $SING
RESISTI'E TRANSD$&ERSAim:
). T& *-+8 -( 0*)('(- * &+-+- &-)( ),)-(,0*-0* &; )
&-(-0&'(-(, -,)*+(,.
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Teor+:
A ,(*0*-0( &-(-0&'(-(, &, POT &*0*-* &; ) ,(*0*-0( (('(- ,&0( 70- )
*00 &-)-. T0* *00 &-)- 0* )( )* 70(,. T( '&-0& &; *00 (('(-
')8
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&-)(. T+* 0+- &-)( 0* 00(. T( &-(-0) 00(, 0* ) (0( ;&, 000
&-(-0) 0 ) ,)-0& (-(,'0( (,( (&% &+-+- &-)( V
(0% 0+- &-)( V
?0 : D0*)('(- '
?-% T&-) (- &; POT '
Proced(re:
To )#(d+ #e di)placeme-# ') O(#p(# 0ol#age carac#eri)#ic):
1. C&(- -( 0,+0- )* (, -( 0,+0- 0),)'.
2. S70- ON &7(, *+8.
3. S(- -( *+8 &-)( )* 5V
4. V),8 -( 70(, &; -( &-(-0&'(-(, ;,&' (,& 0*)('(- 0 (@+) *-(* *)8
$''= 1$''= 2$'' (-
5. N&-( &7 -( &+-+- &-)( ;&, ((,8 1$'' &; 0*)('(-.
6. T)
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2. R(()- -( )
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%2
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Re)(l#:
T+* -( 0*)('(- * &+-+- &-)( ),)-(,0*-0* &; ) &-(-0&'(-(,
-,)*+(, 7)* *-+0( ) )*& -( &)0 (;;(- & &-(-0&'(-(, 7)* *-+0(.
%"
.SSESSE.(8S .(8S
0E(?O(.
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'I'A $ESTIONS
1. >)- 0* ) &-(-0&'(-(,
2. >)- ),( -( ))-)(* ) 0*))-)(* &; &-(-0&'(-(,
3. >)- 0* &)0 (;;(-
4. >)- 0* -( -,)*;(, ;+-0& &; &-(-0&'(-(,
5. G0( -( )0)-0&* &; &-(-0&'(-(,.
%#
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%$
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Diagram:
%%
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E!. No: "?
Da#e:
DIGITA% TRANSD$&ER @SHAFT ANG%E EN&ODER
Aim:
T& *-+8 -( '&-&, *(( ) &*0-0& &-,& +*0 QEP *(*&, +*0
MOSFET DC:DC &(, 0,+0-.
Appara#() Re*(ired:
S.N& N)'( R)( Q+)-0-8
1. MOSFET '&+( 16MH 1
2. C&(, : 13. PMDC '&-&,
Teor+:
T0* '&+( &*0*-* &; ;&+, '('M *0) ;&, MOSFET
&7(, 0,+0- ) )*& -0* '&+( ,()* QEP *(*&, &+-+- ) (0(* -( *0)
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Ope- loop /orard
&lo)e loop re0er)e
Proced(re:
%)
.ctualpoint
Set point
.ctualpoint
Set point
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1. C&(- P1 -& P2 +*0 70,(* 0 PEC 16H '&+(.2. C&(- P" -& P# +*0 70,(* 0 PEC 16H '&+(.3. C&(- P4 -& P5 -& P! +*0 70,(* 0 PEC '&+(.4. C&(- PMDC '&-&,
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Ope- loop /orard
TAB$%ATION 1:
&lo)e loop re0er)e
S.N& S(- &0- A-+) &0-
&-
S.N& S(- &0- A-+) &0-
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