Sierra Monitor Corporation PF2A7H User's Manual
Contents
1. Setting Procedure Check installation condition and wiring 10 MODE MODE MODE MODE MODE MODE MODE MODE and set as below Pressing whutton at each Normal mode of F_0 to F_7 returns to mode previous mode pressing button moves a mode ahead SET 1 Initial setting mode SET 2 Display selecting mode SET 3 Display unit selecting mode Note1 F _ 2 Display unit selection mode does not exist for M SI unit fixed type SET 4 Output spec selecting mode SET 5 Output method selecting mode SET 6 Key lock mode SET 7 Flow rate setting mode Note2 F_ amp Flow rate setting mode does not exist when selecting otf _ during 4 F_ 3 Output spec selecting mode ET 8 Flow conversion mode Normal mode OUT1 Output Specifications Instantaneous switch output oU1_0 See Flow rate setting mode to input setting value Hysteresis mode Yes gt Instantaneous note2 n 7 flow n n1iZzn2 No Output mode Yes Instantaneous flow P12P 2 P Instantaneous No flow H Hysteresis n Reverse P Non reverse 11 OUT1 Output Specifications continue Integration switch output oU1_ 1 See Flow rate setting mode to input setting value note2 ON n Integrated n3 flow Output mode gt Integrated P J flow Integration Pulse output oU1_ 2 Flow rate per pulse note Display Intrgrated flow 100 0 pulse 0 0ft pulse Note1 Unit selection f2. Switch spec Instantaneous switch output oU1_0 Output mode Reverse output oU1_n Flow setting value Instantaneous flow Intermediate value of full range Integrated flow O Key lock mode Unlocked unL Flow conversion condition 20 C 101 3kPa 65 RH ANR Anr Error Display and Troubleshooting This function displays error location and nature When a problem or an error occurs take the following actions LED display Troubleshooting Cc 4 A current exceeding 80mA Turn the power off Check Err lis flowing to OUT1 the load and wiring of OUT1 Err 3 Set data has been changed Reset all the data due to some reason A fluid flow is higher than Reduce the flow down to rated rate the rated rate To reset display of Error 1 and 3 press Aand Y button simultaneously 19 Specification Model PF2A703H PF2A706H PF2A712H Model PF2A703H PF2A706H PF2A712H NPN open collector Max load current 80mA indicati Internal voltage drop 1V or less At load current aE min 12503025 250t06050 550to 12050 srl fies nog ice ca Switch output 2 Set flow rate range 125 to 3025 250 to 6050 550 to 12050 PNP open collector Max load current 80mA 0 min Internal voltage drop 1 5V or less Measured flow rate range 150 to 3000 300 to 6000 600 to 12000 At load current 80mA 0 min Measured min unit mi Integration pulse output NPN PNP open collector Same as switch outputs Flow rate converted 1000 pulse V
3. integrated pulse output See OUT1 output specifications Input the set value after selecting OUT1 output specifications See 7 Flow rate setting mode for details Flow setting not required when selecting integrated pulse output oU1_2 Display unit selecting mode When Unit spec in Model Indication is w o M Unit can be selected from that of Instantaneous flow and integrated flow The unit is changed by pressing A button It will be set up if the SBT button is pressed If the MODE button is Instantaneousd flow Intrgrated flow carn N the SET button it will aaa change to F_3 ft ft x10 ft x10 5 Output method selecting mode Set OUT1 output mode Reverse output and non reverse output mode are available for output Press A button to select the mode from reverse output or non reverse output And press sr button is to set oU1_n indicates reverse output mode oU1_P is non reverse output mode Pressing MODE button instead of SET button switches to F_5 6 Key lock mode Prevents wrong operation such as unintentional change of set value LOCK e Press SBT button and the display changes from F_5 to unl e Set the display as Loc by button e Mode changed to F_6 by pressing m button F_7 when selecting 0U1_2 during F_3 e Setting completed by pressing SET button RELEASE e Press MODE button longer than 3 sec at the normal mode to display F_5 then press SBT but
4. 2 P_2 is smaller than 6 of rated flow max set value of hysteresis is the half of the difference between n_1 P_1 and n_2 P_2 nN_12n_2 P_1 2P_2 hysteresis mode Hysteresis value is not set O1 ma chi tial 16 The set value and P_3 or n_3 appears in turn an OUT and L flicker Press SET button longer than 2 sec to complete setting 2 Select set value with Aand Wbutton Abutton to increase the value V button to reduce 3 Press SBT button to input the set value in the digit of m The set value and P_3 or n_3 appears in turn an OUT and m flicker Press SBI button longer than 2 sec to complete setting 4 Select the set value by Aand Y button as in 2 above 5 Press SBT button to input the set value in the digit of m x 10 The set value and P_3 or n_3 appears in turn an OUT and m x 10 flicker Press SET button longer than 2 sec to complete setting 6 Select the set value by Aand Wbutton as in 2 above 7 Press SBT button to return to the status of 1 above Press SBT button longer than 2 sec to complete setting 8 Flow conversion mode Displays air flow converted during standard condition Anr 20C 101 3kPa 65 RH ANR and datum condition nor 0C 101 3kPa 1 Press SBT button and switch with A button Anr nm indicates standard condition nor datum condition Java 1O00 2 Press SBT button or MODE button to complete the setting 17 Other Func
5. Port size 2 Applicable for PF2A712H Port Screw Type No Symbol Rc N NPT F G Flow Rate Range 03 150 to 30002 min NOTE1 06 300 to 6000 g min The revised Measurement Law of Japan 12 600 to 120002 min does not allow use of meters or measuring instruments which have a unit selection function in Japan NOTE2 The fixed unit For instantaneous flow rate is 2 min For integrated flow rate is 2 m m x 10 Display Part Output OUT1 Lamp Lit when OUT1 is ON Flickers when an overcurrent error occurs Flow display Instantaneous flow integrated flow and set value are displayed Flow check display Flickering interval varies depending on the flow Unit display Selected unit is displayed Single unit type is displayed in SI unit 2 min or 2 m m x10 Button UP Selects a mode and increases a set ON OFF value Button DOWN Selects a mode and decreases a set ON OFF value MODE Button MODE Changes the mode SBT Button SET Changes the mode and sets a set value RESET Pressing the A and function Use this function to clear errors buttonssimultaneously will activate the RESET GSMC FLOW Flow display when a trouble occurs Flow check display Unit display Body M bEButton MODE Flow switch sensor body Ae Button DOWN The arrow on the side of A Rais GI pene a the body indicates the Output OUT1 Button direction of flow Piping port This port connects with Piping port p
6. achment A6063 Packin H NBR Spacer PPS Operation indication range 0 1 to 1 5MPa Material Mesh SUS Inner body A6063 Sensor case PPS Indication digit 5digits 7segment LCD Sensor Leaded glass ptlr FeNi OFC 1 With a unit selection function Without a unit selection function fixed to 1 1 2 SI unit 2 min or 2 m m x10 Mass Weight 4 1 1kg 1 3kg 2 0kg 2 Flow rate indication is possible to be switched to normal condition of x t t initial setti 0 C 101 3kPa and standard condition of 20 C 101 3kPa 65 RH ANR i ae seers mtegrated PUISE AIE Selec aria beeMny 20 21 Full View with Dimensions in mm ZSMC FLOW SWITCH Flow direction _ _ 40 4 Thred depth J Thred G PF2A703H Rc1 NPT1 G1 PF2A706H Rc1 1 2 NPT1 1 2 G1 1 2 PF2A712H Rc2 NPT2 G2 pee a oeo e pe pay fe PreavaaH 55 160 40 o2 67 88 36 vexos 8 3 _Pr2a7ian 7s 220 s5 iia eo 75 56 veri 0
7. ipeline Use a pipe fitting to N connect with external pipeline Accessories When no symbol is specified for wiring in the type specification Lead wire with connector on one end Body 3 m in length Piping Port OUT on one end option Display part Lead wire with connector d Takyeclifcriceya Before you mount a flow switch read SAFETY and Installation described in this chapter carefully to obtain safe and correct measurement Mounting Use this flow switch under the specified operating pressure range Use this flow switch under the specified operating temperature range Withstand pressure is 2 25 MPa Do not install a flow switch at a foothold position Install a flow switch so that the flow direction agrees with the arrow direction on the side of the body Mount the body so that the bottom of the body does not face upward Provide a straight pipe length of more than eight times the pipe diameter to upstream and downstream of the flow switch Set Display Part proper position taking the cable entry and display position into account Display Part rotates in 270 degree Piping connections Observe the specified tightening torque when connecting pipes Refer to the following table for the appropriate torque values Re 1 36 to 38 Re 1 1 2 48 to 50 When connecting pipeline to the switch apply a spanner to the metal part of the piping secti
8. oltage output 1 to 5V within rated flow range Linearliy 3 F S or less Permissible load impedance 100k or more score of integrated pulse Output specification 3 Analog output 20mA within rated fl Integrated flow rate range 0 to 9 999 999 999 0 aa eerie ud invratee now tange eet ae Instantaneous flow rate 2 min CFM Permissible load impedance 2500 or more Indication Unit 1 2 Integrated flow rate 2 m m x10 ft ft x10 ft x10 IP65 Operating uig tenp 0 to 50C No condensation or freezing Ambient temperature Operation 0 to 50 C Storage 25 to 85C Linearliy Indicated value 1 5 F S or less range No condensation or freezing Analog output 3 F S or less Withstand voltage 1000VAC 1minute between lead block and case Power supply voltage 24VDC ripple 10 or less 50MO or less at 500VDC M Current consumoti 1 Insulation resistance ption 50mA or less No load between lead block and case Repeatability 1 5 F S or less 0 7MPa 20C 1000Vp p pulse width 1 Us first transition 1ns Hysteresis Hysteresis mode Variable Settable staring 0 a 10 to 500Hz smaller one 1 5mm or 98m s double Window comparator mode Set for 0 to 3 F S p amplitude each in directions of X Y and Z 2hours Response time 1s or less Impact proof 490m s 3 tomes each in directions of X Y and Z Detecting method Thermal sensing Temp characteristics 2 0 F S or less 0 to 50C 25C standard Wilnstenglng Eanes 2 25MPa Att
9. on for the switch Make sure that sealing tapes will not enter inside the pipe when connecting pipes Example of Internal Circuit and Wiring Output Specification When the Lead wire with connector provided by SMC corporation is used the color of wire Brown white Black Blue shown on circuit diagram will be applied 28 29 NPN open collector 1 output Analog output Max 30V 80mA Internal voltage drop 1V or less ain Circuit 68 69 PNP open collector 1 output Analog output Max 80mA Internal voltage drop 1 5V or less Main Circuit PF2A71H l 28 68 Output 1 to 5V PF2A7L1H L1 29 69 Output 4 to 20MA Analog Output V Analog Output mA Min measured flow Max measured flow Instantaneous flow 2 min Max measured flow Min measured flow PF2A703H om PF2A706H sie PF2A712H 600 at Turn off power before connecting or disconnecting the connector To insert the connector push the connector socket of the lead wire to the key part of the switch connector after aligning them to each other and secure the connector with the lock nut To disconnect the connector unlock the connector lock nut and pull out the connector straight Install the lead wire separately from the route for power cable or high voltage cable Otherwise malfunction may potentially result due to noise EOMeei ee anuimet 4 3 DC Analog Output DC OUT1 Key
10. power is on Do not wire with the same circuit of power line or high voltage line Do not use in a place in which water oil or a chemical is splashes Install a filter and or mist seprator on the primary side inlet side if foreign matter is feared to mix in a fluid Flush the dust in the piping with air blow before piping the switch Do not push the setting buttons by a sharply pointed object Apply the power supply when the flow rate is zero Start measurement by the flow switch three seconds after turning on the power e Maintain the switch status for measurement output before setting when initializing or setting a flow rate of the flow switch Measure after checking impacts to the equipment Opening and closing of flow passage by restrictor should be within max measured flow rate value Names and Functions of Individual Parts Model Indication Method PRAA PEIC Unit Specification No Symbol Unit selection function provided M SI units fixed Lead Wire Specification No Symbol Lead wire with connector 3m N None Lead wire with connector Output Specification 28 NPN open collector 1output Analog output 1 to 5V 29 NPN open collector 1output Analog output 4 to 20mA 68 PNP open collector 1output Analog output 1 to 5V 69 PNP open collector 1output Analog output 4 to 20mA Piping Port 10 Port size 1 Applicable for PF2A703H 14 Port size 1 1 2 Applicable for PF2A706H 20
11. s gt Digital Flow Switch GM Large Flow Rate Type Instruction Manual PF2A7IH Series E ad Y Q 5 g SMC Corporation URL http www smcworld com CONTENTS 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 GAFET ee ee a a rin E ee O tations Please keep this manual handy for future reference Model Indication Methoq erssrsrsssssssssssss 4 Name and Functions of Individual Parts 5 Installation rererere 6 Example of Internal Circuit and Wiring EE EE 8 Setting r A AA EA E eae octane 10 OUT1 Output Specifications P OE IE cane TEIA 11 Function Setting EE 13 Other FUNCONS viiiiiirisisisisisissssssssssrrsrrsssssrrsrsnn 18 OPERATOR OPECICAUOT Meera ee ac ee ere aa 20 This operation manual has been written for those who have knowledge of machinery and apparatus that use pneumatic Full View With DiMe nsions eee 29 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 The Digital Flow Switch and this manual contain essential information for the protection of users and others from possible injury and property damage and to ensure correct handling Please check
12. that you fully understand the definition of the following messages signs before going on to read the text and always follow the instructions IMPORTANT MESSAGES Read this manual and follow its instructions Signal words such as WARNING and NOTE will be followed by important safety information that must be carefully reviewed Indicates a potentially hazardous situation which could result in death or serious injury if you do not follow instructions Gives you helpful information AWARNING Do not disassemble remodel including change of printed circuit board or repair An injury or failure can result A WARNING NOTE Do not operate beyond specification range Fire malfunction or switch damage can result Do not operate in a combustible gas or explosive gas atmosphere Fire or an explosion can result This flow switch is not an explosion proof type Do not use with a combustible fluid Otherwise a fire or an explosion or damage may potentially result This flow switch is for air only NOTE Follow the instructions given below when handling your flow switch Otherwise the switch may be damaged or may fail thereby resulting in malfunction e Do not drop it bring it into collision with other objects or apply excessive shock 490m s or more Do not pull the lead wire with force nor lift the main unit by holding the lead wire Pulling strength less than 49N e Wiring correctly Do not wiring while
13. tions Flow display check Check integrated flow when instantaneous flow is selected Integrated flow is displayed only during Y button is pressed Returns to instantaneous flow when releasing W button The unit of integrated flow is changed as L m gt m x10 gt L if press A button while pressing Y button Check instantaneous flow when integrated flow is selected Instantaneous flow is displayed only during Y button is pressed Returns to integrated flow when releasing Y button Switching the unit of integrated flow display Set the integrated flow display unit while integrated flow is selected 1 Unit flickers by pressing A button 2 The unit is changed as LL gt m gt m x10 gt L by button 3 Unit stops flickering when deciding the unit by SBT button x The unit stops flickering unless pressing button for 5 sec and complete switching the flow display unit Integrated flow display unit is not switched Clear of Integrated Value Integrated value is cleared by pressing Abutton pressing button for 5sec 18 Initialize the Set Value All the setting can be initialized to values at shipment Press A button and Y button for longer than 2 sec during initial setting mode F_O Press SBT button after F_00 appears Setting is not initialized but switched to F_O if pressing MODE button See below for setting at shipment Display setting Instantaneous flow d_1 Unit setting 2 min U_1
14. ton Press Abutton to display unL e Setting completed by pressing SET button 15 Function Setting continue Integration switch output 0U1_1 The value can be set up to 9999 m x 10 999 m 999 0 1 Press SBT button to input the set value in the digit of 0 7 Flow rate setting mode Input set value Input method depends on OUT1 output specification It does not go into Flow rate setting mode when the integration pulse output is selected as OUT1 Instantaneous switch output oU1_0 1 Press SBT button to input n_1 P_1 set value n_1 and the set value appears in turn if previous setting select reverse output mode P_1 and the set value appears in turn when non reverse output mode is selected 2 Select set value by Abutton or Wbutton Abutton to increase the value V button to reduce 3 Press SET button to input n_2 P_2 set value n_2 and the set value appears in turn if previous setting select reverse output mode P_2 and the set ne appears in turn when non reverse output mode is selected 4 Select the set value by Aand W button as in 2 above Press SBT button to set the value 6 n_1 lt n_2 P_1 lt P_2 Window comparator mode HIS and hysteresis value appears in turn Press SBT button after selecting hysteresis with A or W button ol button to increase the value Y button to reduce O to 3 of rated flow value is adjustable as hysteresis value If the difference between n_1 P_1 and n_
15. unction type Unit is fixed to SI unit for the type without this function Note2 Reversed output is assigned at shipment 12 Function Setting 1 Initial setting mode Initial setting Note 1 Display mode Instantaneous flow Integrated flow display unit and output specification are set Flow rate setting Note 2 Input the flow set value to start switch output Output mode selecting Select output mode Reverse non reverse output Key lock setting Set the key lock Note 1 Display unit setting is not started when the model indication specifies the unit as M Note 2 It does not go into Flow rate setting mode when the integration pulse output oU1_2 is selected as output specification 13 Function Setting continue 2 Display selecting mode Select the display from instantaneous flow or integrated flow Press button to select desired flow then press SBT button d_1 means instantaneous flow d_2 integrated flow 3 Display unit selecting mode Display unit can be selected when the unit spec of model Indication is No Symbol M means the unit is fixed to SI unit It does not go into Display unit selecting mode See Display unit selecting mode below for details 4 Output specification selecting mode Set OUT1 output specifications Press A button to select OUT1 output spec then press SBT button oU1_0 indicates instantaneous switch output oU1_1 integrated switch output and oU1_2
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