Festo SFAW Operating Instruction
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Festo SFAW Operating Instruction

Flow sensor
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SFAW
Flow sensor
Operating instruc-
tion
8167776
2022-09c
[8167778]

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Summary of Contents for Festo SFAW

  • Page 1 SFAW Flow sensor Operating instruc- tion 8167776 2022-09c [8167778]...
  • Page 2 Translation of the original instructions IO-Link is a registered trademark of its respective trademark holder in certain countries. ®...

  • Page 3: Table Of Contents

    Measure volume manually in RECORDER mode ....... . . 28 Festo — SFAW — 2022-09c...
  • Page 4 Hole pattern for wall mounting ........35 12.2.3 Dimensional drawing of customer-specific fluid connections ....36 Festo — SFAW — 2022-09c...

  • Page 5: Applicable Documents

    Safety Applicable Documents All available documents for the product è www.festo.com/sp. Safety Safety instructions – Only use the product in its original condition without unauthorised modifications. – Only use the product if it is in perfect technical condition. – Do not use the product in combination with flammable, caustic, vapour-emitting or other media hazardous to health.

  • Page 6: Additional Information

    IEC/EN/UL/CSA 60950-1 or IEC/EN/UL/CSA 62368-1 or a Class 2 circuit in accordance to NEC or CEC. Additional information – Contact the regional Festo contact if you have technical problems è www.festo.com. – Accessories and spare parts è www.festo.com/catalogue. Product overview Structure 4.1.1...

  • Page 7: Display Components

    Input signal InA: graphic display of the current measured value related to the maximum measured value of the measuring range Input signal InC: graphic display of the volume measurement ‘InA’ Input signal InA selected ‘InC’ Input signal InC selected Festo — SFAW — 2022-09c...
  • Page 8 Scaling of the analogue output: set end value of the flow rate characteristic or temperature characteristic, specified in % FS ‘3.1’ ‘In.Lo’/‘%’ Scaling of the analogue output: set start value of the flow rate characteristic or temperature characteristic, specified in % FS Festo — SFAW — 2022-09c...
  • Page 9 Switchover of the analogue output signal at pin 5 between flow measurement and temperature measurement ‘OFF’ ‘Lock’/‘Code’ Activation and specification of the security code ‘OFF’ ‘MASt’ Activation of the IO-Link master function for replication of parameters Tab. 3: Example for LCD display Festo — SFAW — 2022-09c...

  • Page 10: Function

    EDIT mode – Acceptance of the current measured value to specify switching points. TEACH mode – Manual measurement of the accumulated volume. RECORDER mode Tab. 4: SFAW operating statuses 4.2.2 Switching outputs 4.2.2.1 Switching functions Threshold value comparator in the flow measurement for OutA or OutD and in the temperature...

  • Page 11: Analogue Output Outd

    The analogue output can be configured either as voltage output 0 … 10 V oder 1 … 5 V or as current output 4 … 20 mA. By default the voltage output is set to 0 … 10 V. Festo — SFAW — 2022-09c...

  • Page 12: Filter

    The switching outputs can be configured to monitor a threshold value or a range. PNP or NPN and N/O contact (NO) or N/C contact (NC) can be set for each switching output as required. The process values can be read out and parameters changed and transmitted to additional devices through the IO-Link interface. Festo — SFAW — 2022-09c...

  • Page 13: Security Code

    T binary Q/BDC4 T or Q Volume pulse VP analogue Q/PDV1_2byte Volume recorder V analogue T/PDV2_2byte analogue V/onReq_4byte Fig. 4: SFAW-…PNLK-PNVBA-… signal structure binary Q/BDC1 Q or VP binary VP/BDC3 Flow rate Q analogue Q binary T/BDC2 Temperature T...

  • Page 14: Minimum Value And Maximum Value

    Min. internal diameter of laminar flow inlet 1.1 x D 1.05 x D Laminar flow inlet type 10 cm Min. laminar flow outlet 5 cm Tab. 8: Minimum requirements for fluid connection Possible inlet situations Tab. 9: Possible inlet situations Festo — SFAW — 2022-09c...

  • Page 15: Mounting Position/Inflow

    Air in the fluidic system is often caused by incorrect installation situations. The correct mounting position must be observed and a back pressure that is not too low must be maintained. The following table shows the correct and incorrect installation situations. Festo — SFAW — 2022-09c...
  • Page 16 Mounting Correct installation situation Incorrect installation situation Tab. 10: Correct and incorrect installation situations Festo — SFAW — 2022-09c...

  • Page 17: Mounting

    – Tightening torque: maximum 0.5 Nm 5.2.2 Mounting sensor with wall mounting The mounting position is as desired. Fig. 7: Wall mounting SFAW-...-W-... Note hole pattern è Fig. 12. Remove the locking plate. – Screws: Allen key SW 2 mm Install the wall mounting on the sensor with 4 M3 screws.

  • Page 18: Changing Fluid Connector

    (Protective Extra-Low Voltage, PELV). • Observe the general requirements of IEC 60204-1/EN 60204-1 for PELV circuits. • Only use voltage sources that ensure a reliable electric separation from the mains network in accordance with IEC 60204-1/EN 60204-1. Festo — SFAW — 2022-09c...

  • Page 19: Commissioning

    – Press and hold the [Edit] key for 3 seconds. – After a monitoring time has elapsed (Timeout). 1. Switch on the operating voltage. Ä The sensor is in RUN mode. Ä The signals active at the outputs are displayed è 4.2.5 Functional principle. Festo — SFAW — 2022-09c...

  • Page 20: Displaying Parameters In Show Mode

    Displaying parameters in SHOW mode Requirement: the sensor is ready for operation è 7.1 Switching on the sensor in RUN mode. Measured value indicator (Run mode) Measured value indicator (Run mode) Fig. 8: Menu structure SHOW mode Festo — SFAW — 2022-09c...

  • Page 21: Starting Show Mode

    Ä ‘AVER’/‘l/Min’ flashes. If no other key is pressed, the display remains permanent (no Timeout). 2. Press the [Edit] key. Ä The value of the filter time constant is changed (650 ms, 1200 ms, 2500 ms). Festo — SFAW — 2022-09c...

  • Page 22: Configuring The Sensor In Edit Mode

    Configuring the sensor in EDIT mode The figure below shows the complete menu structure. Some menu options or setting values are not applicable depending on the product variant and the selected switching function. Fig. 9: EDIT mode menu structure Festo — SFAW — 2022-09c...
  • Page 23 Ltr, M^3 (m ), CFt, GAL ‘tEMP’ ‘Unit’ °C, °F °C ‘Filt’ 100, 150, 300, 650, 1200, 2500, 5000, 10000 150 MSEC MSEC ‘Eco’ di.ON, 5, 10, 20, 40, 80, 160, 320, 640 s di.ON Festo — SFAW — 2022-09c...

  • Page 24: Entering The Security Code

    3. Press the [Edit] key. Ä ‘SP’ or ‘SP.Lo’ flashes. 4. Set the value for the switching point with the [A] or [B] key. 5. Press the [Edit] key. Ä With window comparator switching function only: ‘SP.Hi’ flashes. Festo — SFAW — 2022-09c...

  • Page 25: Setting Display Units And Analogue Output

    Ä ‘FLOW’/‘Unit’ flashes. 3. Select the display unit for the flow measurement with the [A] or [B] key. 4. Press the [Edit] key. Ä ‘Out’ flashes. 5. Select the output signal with the [A] or [B] key. Festo — SFAW — 2022-09c...

  • Page 26: Changing Sensor Settings

    – The Master sensor is connected to the Device sensor è Fig. 10. – Parameterisation of the Device sensor via IO-Link must not be blocked. – At the Device sensor the switching output at pin 4 is configured to PNP and is in unswitched status. Festo — SFAW — 2022-09c...

  • Page 27: Teach-In Switching Points In Teach Mode

    Power supply Master sensor Device sensor Fig. 10: Replicating parameters, using as an example SFAW-…PNLK-…/SFAW-…-PNVBA-… 1. Select the ‘Spec’ special menu at the Master sensor. 2. Press the [Edit] button repeatedly until ‘MASt’ appears. 3. Use the [A] or [B] key to select ‘ON’.

  • Page 28: Measure Volume Manually In Recorder Mode

    Ä All parameters are reset to factory settings è Tab. 15 Adjustable values and factory setting. Cleaning 1. Switch off the power sources. 2. If necessary, clean the outside of the sensor with media that are gentle on the material. Festo — SFAW — 2022-09c...

  • Page 29: Fault Clearance

    – Check line OutA. ‘Err’ IO-Link communication error. – Check settings of the device sensor. Tab. 16: Fault clearance Removal 1. Switch off the power sources. 2. Disconnect connections from the sensor. 3. Loosen the mountings. Festo — SFAW — 2022-09c...

  • Page 30: Technical Data

    Liquid media, neutral liquids, water Media with a kinematic viscosity £ 1.8 mm [cSt] Temperature of medium [°C] 0 … 90 Ambient temperature [°C] 0 … 50 Nominal temperature [°C] Tab. 18: Input signal/measuring element Festo — SFAW — 2022-09c...
  • Page 31 Characteristic temperature curve [°C] 0 … 100 Current output characteristic curve [mA] 4 … 20 Voltage output characteristic curve 0 … 10 or 1 … 5, adjustable Rise time [ms] 900 at filter time constant 150 ms Festo — SFAW — 2022-09c...
  • Page 32 Display type Illuminated LCD, blue Displayable units l/min, l/h, US gal/min, cfm, l, m , US gal, cft, °C, °F Threshold value setting range 0.1 … 1999.9 Volume pulse 0.01 … 199.99 [cft] 0.01 … 199.99 Festo — SFAW — 2022-09c...
  • Page 33 Temperature monitoring: 1 bit BDC Measured flow rate value: 14 bit PDV Measured temperature value: 14 bit PDV Service data IN Measured volume value: 32 bit PDV IODD, IO-Link device descrip- è www.festo.com tion Tab. 28: IO-Link Festo — SFAW — 2022-09c...

  • Page 34: Technical Data Of Ul/Csa Certification

    Tab. 29: Electrical data and ambient conditions for UL/CSA 12.2 Hole patterns and dimensional drawings 12.2.1 Hole pattern for direct mounting Fig. 11: Hole pattern for direct mounting Hole pattern for direct mounting [mm] [mm] Tab. 30: Hole pattern for direct mounting Festo — SFAW — 2022-09c...

  • Page 35: Hole Pattern For Wall Mounting

    Hole pattern for wall mounting Fig. 12: Hole pattern for wall mounting Hole pattern for wall mounting [mm] [mm] [mm] [mm] [mm] 73.2 [mm] 61.2 Æ 5.2 [mm] Tab. 31: Hole pattern for wall mounting Festo — SFAW — 2022-09c...

  • Page 36: Dimensional Drawing Of Customer-Specific Fluid Connections

    10 ±0.05 [mm] 3.2 +0.1 [mm] SFAW-32-...: 11 ±0.1 SFAW-100-...:19 ±0.1 Æ23 ±0.1 [mm] Æ22.2 ±0.05 [mm] Æ25.9 –0.05 [mm] Æ27.15 [mm] Æ30 –0.5 [mm] [mm] [°] Tab. 32: Dimensional drawing of customer-specific fluid connections Festo — SFAW — 2022-09c...
  • Page 38 Copyright: Festo SE & Co. KG 73734 Esslingen Ruiter Straße 82 Deutschland Phone: +49 711 347-0 Internet: © 2022 all rights reserved to Festo SE & Co. KG www.festo.com...

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