Tubing Examples Of Single-Acting Actuators - ABB AV3 Instruction Manual

Characterizable pneumatic positioners
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H A N D JAC K
A LT E R N AT E P IP IN G F O R
D IA P H R A G M A C TUATO R
W ITH H A N D JA C K
O 1
N O TES :
1 . D IR E C T-AC T IN G C A M (BL AC K ).
2 . C O U N TE R C L O C K W ISE C A M
R OTATIO N . S EE N O TE 1.
3 . O 2 PO RT P L U G G E D.
4 . S T E M M OVE S U P W ITH S IG N A L
O R S U P P LY AIR FAIL U R E .
H A N D JAC K
A LT E R N AT E P IP IN G F O R
D IA P H R AG M A C TUATO R
W ITH H A N D JA C K
O 2
N O TES :
1 . R E V E R S E -AC TIN G C A M (R ED ).
2 . C L O C K W IS E C A M RO TATIO N .
S EE N O TE 1 .
3 . O 1 PO RT P L U G G E D.
4 . S T E M M OVE S D O W N W ITH
S IG N A L FA ILU R E.
5 . S T E M M OVE S U P W ITH S U P PLY
A IR FA ILU R E.
Figure B-6. Tubing Examples of Single-Acting Actuators
CALIBRATION
B - 6
G 2
G 1
G E N E R A L N OTE S :
M O T IO N W IT H
1 . R OTAT IO N O F C A M A S V IE W E D FR O M
IN C R E A S IN G S IG N A L
F R O N T O F P O S ITIO N ER (W IT H C OV E R
R E M OVE D ) F O R A N IN C R E AS IN G S IG N A L.
2 . G AG E D E SIG N AT IO N S :
G 1 = S IG N A L G A G E
G 2 = O U T PU T G AG E (O 1 PO RT )
G 3 = O U T PU T G AG E (O 2 PO RT )
G 3
N O TES :
1. D IR E C T-AC T IN G C A M (BLA C K ).
G 1
2. C O U N TE R C LO C K W ISE C A M R O TAT IO N .
S EE N O T E 1 .
3. O 1 P O RT P LU G G E D.
4. S TE M M OVE S U P W ITH S IG N A L FA ILU R E .
5. S TE M M OVE S D O W N W ITH S U P P LY A IR
FA ILU R E .
M O T IO N W IT H
IN C R E A S IN G S IG N A L
TO P L OA D ED
AC T UATO R S
H A N D JAC K
O 1
N O T ES :
1 . R E V ER S E -AC T IN G C A M (R ED ).
2 . C LO C KW IS E C A M RO TATIO N .
S EE N O TE 1.
3 . O 2 PO RT P LU G G E D.
4 . S TE M M OVE S D O W N W IT H
S IG N A L O R S U P PLY A IR FA IL U R E .
H A N D JAC K
O 2
G 2
G 1
M O T IO N W IT H
IN C R E A S IN G S IG N A L
G 3
G 1
M O T IO N W IT H
IN C R E A S IN G S IG N A L
BOTTO M L OAD E D
AC T UATO R S
T 00 7 72 A

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