Sierra Monitor Corporation PF2A7H instruction manual Contents

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Thank you for purchasing the SMC PF2A7□H Series Digital Flow Switch.

Please read this manual carefully before operating digital flow switch and understand digital flow switch, its capabilities and limi- tations. Please keep this manual handy for future reference.

OPERATOR

●This operation manual has been written for those who have knowledge of machinery and apparatus that use pneumatic equipment and have full knowledge of assembly, operation and maintenance of such equipment.

●Please read this operation manual carefully and understand it before assembling, operating or providing maintenance service to the flow switch.

SAFETY 2

Model Indication Method 4

Name and Functions of Individual Parts 5

Installation 6

Example of Internal Circuit and Wiring 8

Setting 10

OUT1 Output Specifications 11

Function Setting 13

Other Functions 18

Specification 20

Full View with Dimensions 22

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Contents Digital Flow Switch Large Flow Rate Type Contents ・Wiring correctly ・Do not wiring while power is on Do not operate beyond specification rangeFire, malfunction or switch damage can result Do not use with a combustible fluidModel Indication Method Names and Functions of Individual PartsPiping connections InstallationMounting －28, －29 Example of Internal Circuit and WiringOutput Specification －68, －69Instantaneous switch output oU10 SettingOUT1 Output Specifications Key lock setting Function SettingIntegration switch output oU11 Output specification selecting mode Display selecting modeDisplay unit selecting mode Output method selecting modeInstantaneous switch output oU10 Flow rate setting modeFlow conversion mode Flow display check Error Display and TroubleshootingOther Functions Clear of Integrated ValueSpecification Full View with Dimensions in mm Thred G

CONTENTS