Sierra Monitor Corporation PF2A7H Manuel d'utilisateur Page 1

URL http://www.smcworld.comFOR AIRDigital Flow SwitchLarge Flow Rate TypeInstruction ManualPF2A7□H Series

1716Function Setting (continue)7. Flow rate setting modeInput set value. Input method depends on OUT1 output specification.It does not go into Flow ra

1918Error Display and TroubleshootingThis function displays error location and nature. When a problemor an error occurs, take the following actions.Fl

2120Specification*1) With a unit selection function ( Without a unit selection function, fixed toSI unit [/minor ,m3, m3×103])*2) Flow rate indication

22(42.2)FLOW SWITCH2-G4-I Thred depth JAFH55B40DEC60Flow directionModel No.PF2A703H 55PF2A706HPF2A712H6575A160180220B404555C92104114D6789E556575F36465

SAFETY 2Model Indication Method 4Name and Functions of Individual Parts 5Installation 6Example of Internal Circuit and Wiring 8Setting 10OUT1 Output S

32SAFETYIMPORTANT MESSAGESWARNINGNOTEIndicates a potentially hazardous situationwhich could result in death or seriousinjury if you do not follow inst

54Unit SpecificationNo Symbol:Unit selection function provided-M: SI units fixedLead Wire SpecificationNo Symbol: Lead wire with connector 3mN: None

76Nominal size of screwsRc 1 36 to 38Rc 1・1/248 to 50Rc 2 48 to 50Before you mount a flow switch, read "SAFETY" and "Installation"

98OUT1Analog OutputLoadLoad24VDC＋−1423BrownBlackWhiteBlueMain CircuitAnalog OutputOUT1＋−LoadLoadBrownBlackBlueWhite142324VDCMain CircuitConnector pin

1110Note1)　　(Display unit selection mode)does　　　not exist for -M(SI unit fixed)type.Note2)　　(Flow rate setting mode) does not exist when sel

1312［P］Outputmode50ms50msTimeTimeONOFFONOFFnote2)［n］Display Intrgrated flow100/pulsenote2)IntegratedflowIntegratedflowONOFFn_3ONOFFP_3［n］［P］Outputmode

Display unit selecting mode(When Unit spec. in Model Indication is w/o "M")Unit can be selected from that of Instantaneous flow and integrat