Line symbols – instrument-to-instrument connections

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Line symbols - instrument-to-instrument connections
Line symbols – instrument-to-instrument connections

Line symbols – instrument-to-instrument connections

(##) = Drawing Or Sheet Number Receiving Or Sending Signal.
(#) = Instrument Tag Number Sending Or Receiving Signal.
Drawing-to-drawing Signal Connector, Signal Flow From Left To Right.
(*) = Connection Identifier A, B, C, Etc.
Signal Receiver, One Or More From A Single Source.
Internal Functional, Logic, Or Ladder Diagram Signal Connector.
(*) = Connection Identifier A, B, C, Etc.
Signal Source To One Or More Signal Receivers.
Internal Functional, Logic, Or Ladder Diagram Signal Connector.
(*) = Output Description, Destination, Or Instrument Tag Number.
Signal Output From Logic Diagram.
(*) = Input Description, Source, Or Instrument Tag Number.
Signal Input To Logic Diagram.
Mechanical Link Or Connection.
Link From And To ‘smart’ Devices.
Communication Link Between A Device And A Remote Calibration Adjustment Device Or System.
Link From And To ‘intelligent’ Devices.
Communication Link And System Bus, Between Devices And Functions Of A Fieldbus
Dcs-to-dcs, Dcs-to-plc, Plc-to-pc, Dcs-to-fieldbus, Etc. Connections.
Computer-based Systems.
Communication Link Or Bus Connecting Two Or More Independent Microprocessor Or
Pneumatic Signal, Continuously Variable Or Binary.
Use For Discussions Or Diagrams Where Type Of Signal Is Not Of Concern.
Use For Process Flow Diagrams.
Undefined Signal.
Indicate Pressure As Required, E.g., Hs-70 Psig.
Instrument Hydraulic Power Supply.
Es May Be Replaced By 24 Vdc, 120 Vac, Etc.
Indicate Voltage And Type As Required, E.g. Es-220 Vac.
Instrument Electric Power Supply.
Indicate Supply Pressure As Required, E.g., Pa-70 Kpa, Ns-150 Psig, Etc.
Ia May Be Replaced By Pa [plant Air], Ns [nitrogen, Or Gs [any Gas Supply].
Hydraulic Signal.
Electrical Schematic Ladder Diagram Signal And Power Rails.
Functional Diagram Continuously Variable Signal.
Functional Diagram Binary Signal.
Electronic Or Electrical Continuously Variable Or Binary Signal.
Dcs, Plc, Or Pc Communication Link And System Bus.
Display, Shared Control System.
Communication Link And System Bus, Between Devices And Functions Of A Shared
Wireless Communication Link.
Wireless Instrumentation Signal.
Unguided Electromagnetic Signals, Light, Radiation, Radio, Sound, Wireless, Etc.
Fiber Optic Cable.
Guided Sonic Signal.
Guided Electromagnetic Signal.
Filled Sensing Line Between Pressure Seal And Instrument.
Filled Thermal Element Capillary Tube.
Line symbols: instrument to instrument connections

Line Symbols - Instrument-to-instrument Connections
Line Symbols - Instrument-to-instrument Connections
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