Unit 5 P & ID Symbols.doc

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UNITS IN THIS COURSE

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UNIT 1 INDUSTRIAL DRAWINGS

UNIT 2 ENGINEERING DRAWINGS

UNIT 3 ORTHOGRAPHIC DRAWINGS

UNIT 4 ISOMETRIC DRAWINGS

UNIT 5 P & ID SYMBOLS

UNIT 6 DIMENSIONS AND SCALES

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TABLE OF CONTENTS

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5.0 COURSE OBJECTIVES

T7+ 8-+e ea7*+ ,e -ea+*+ 90 7*:+,-7a :-a97*g+ a-e *ee:e:% a*: ,e

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:7;;e-e*, ,0e+ ; 7*:+,-7a :-a97*g+ 978 a-e +e:. O,e- *7,+ 7* ,7+ 8-+e g7


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5.1 P & ID GENERAL SYMBOLS

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P77*g a*: I*+,-e*,a,7* D7ag-a+ @P # ID +9 ,e 7*+,-e*,a,7* 978 7+;7,,e: , a a-,78a- a*,. Dee*:7*g * ,e +7e ; ,e a*, ,e-e a0 e *0 ,9- ,-ee :7ag-a+ - a*0 *:-e:+. Te0 +, e +e: 9e* a*0 a*,a7*,e*a*8e 9-? 7+ 8a--7e: ,. U*;-,*a,e0 ,e-e 7+ * +,a*:a-: e,: ;-:-a97*g P # ID+ a*: *0 ,e a+78+ ; ,e +0+,e 8a* e +9*. T7+ U*7, +9+,e ge*e-a +0+.

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5.2 GENERAL SYMBOLS OR VESSELS! PUMPS! COMPRESSORS AND TAN"S

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5.# GENERAL PIPING AND INSTRUMENT LINES

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5.$ GENERAL SYMBOLS OR IELD DEVICES

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5.5 GENERAL SYMBOLS OR VALVES

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5.% INSTRUMENT SYMBOLS

Te 7*+,-e*,+ ;7,,e: 7*, a 8*,- * a P # ID a-e +9* 0 a 87-8e. Le,,e-+a*: *e-+ a-e 9-7,,e* 7*+7:e ,e 87-8e , +9 ,e ;*8,7* ; ,e 7*+,-e*, a*:7,+ 7:e*,7;78a,7* @,ag *e-. Te ;7-+, e,,e- 7*:78a,e+ ,e -8e++


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TABLE 1 COMMON INSTRUMENT IDENTIICATION LETTERS

Ta'e 1 () OR INORMATION ONLY a*+ +,e) *,- *ee+ -, e 'ear*- (*-() /,r)e.

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5.%.1 I*)-re*- S,' E3a4'e)

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5. PIPELINE DESIGNATION

P77*g * a P # ID 7+ 7*:78a,e: 0=

U)age6 F- eae% -8e++% :-a7*% *7,-ge*% 9:9*% e,8.

L(*e Ner6Te 7:e*,7;78a,7* *e- ; ,e 7*e * ,e a*,.

S(7e= U+a0 7* 7*8e+.

P(4(*g C'a))6 Te 77*g +e87;78a,7*% , a,e-7a a*: -e++-e

-a,7*g.

Te +e87;78a,7* 7+ +a0 g7

Unit 5 P & ID Symbols.doc

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