Festo SFAM-62-***-M Operating Instructions Manual
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Festo SFAM-62-***-M Operating Instructions Manual

Flow sensor
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Flow Sensor
SFAM
en
Operating
instructions
8078141
2017-09c
[8068109]

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Summary of Contents for Festo SFAM-62-***-M

  • Page 1 Flow Sensor SFAM Operating instructions 8078141 2017-09c [8068109]...
  • Page 2 Text designations: • Activities that may be carried out in any order 1. Activities that should be carried out in the order stated – General lists è Result of an action/References to more detailed information Festo – SFAM – 2017-09c...

  • Page 3: Table Of Contents

    ............Festo – SFAM – 2017-09c English...
  • Page 4 ............Festo – SFAM – 2017-09c English...

  • Page 5: Product Description

    SFAM Product description For all available product documentation è www.festo.com/pk Overview SFAM-62- … -T SFAM-62- … -M SFAM-90- … -T SFAM-90- … -M Display Plug for electrical connection B pushbutton Supply port Edit button Laminar flow cartridge A pushbutton Stabilizing zone Fig.

  • Page 6: Characteristics

    Connecting cable, angled plug socket, cable length 2.5 m -5 A Connecting cable, angled plug socket, cable length 5 m 1) Only SFAM-62 2) Only SFAM-90 3) Included in the scope of delivery. Tab. 1 Overview of variants Festo – SFAM – 2017-09c English...

  • Page 7: Factory Settings

    2 binary outputs (Out A/B) and one analogue output (Out C). The switching points for both binary outputs are adjustable for flow rate measurement. To measure air consumption, a consumption switching impulse is adjustable for output Festo – SFAM – 2017-09c English...

  • Page 8: Operating Statuses

    EDIT mode In EDIT mode, the settings for the flow sensor (switching outputs, standard condition, physical unit, etc.) can be made or changed. TEACH mode In TEACH mode, the switching points can be taught. Festo – SFAM – 2017-09c English...

  • Page 9: Function Range

    Switching element function NO (normally open contact) [l/min.] [l/min.] SP Lo SP Hi Switching element function NC (normally closed contact) [l/min.] [l/min.] SP Lo SP Hi Tab. 3 Switching point SP and hysteresis Hy setting Festo – SFAM – 2017-09c English...

  • Page 10: Change In Colour

    If standard conditions and/or other units that deviate from the calibrated measurement range with the unit l/min are used, there are corresponding characteristic limits for the analogue output è Tab. 16 in Chapter 11 Technical data. Festo – SFAM – 2017-09c English...

  • Page 11: Analogue Filter

    In SHOW mode, the min/max values for a flow rate measurement or an air consumption measurement can be shown and reset è Chapter 5.4. Note Switching off the supply voltage resets the min/max values. Festo – SFAM – 2017-09c English...

  • Page 12: Requirements For Product Use

    (except for the sealing elements of the pneumatic connections). The material used in the packaging has been specifically chosen for its recyclability (exception: oiled paper = residual waste). • Use the product in its original status. Unauthorised modification is not permitted. Festo – SFAM – 2017-09c English...

  • Page 13: Installation

    2. Install the SFAM only after installing service units which conform to the degree of filtration (air quality class 7.4.4.: 40 μm residual dust, +3 °C pressure dew point, 1 mg/m³ residual oil content). Festo – SFAM – 2017-09c English...

  • Page 14: Electrical Connection

    The binary outputs at pin 2 and pin 4 can be wired as PNP or NPN connections as needed. • Make sure that you also configure the binary outputs according to your wiring è Chapter 5.5.3. Festo – SFAM – 2017-09c English...

  • Page 15: Commissioning

    The sensor is set to a standard condition that differs from the factory setting. è Chapter 5.5.3 Setting standard conditions [option] section Stop Reset air consumption measurement value Switching output set/not set Threshold value comparator Window comparator Air consumption switching mode (consumption – only for Out A) Festo – SFAM – 2017-09c English...

  • Page 16: Symbols For Representing The Menu Structure

    (here 80 seconds) In order to return manually to the basic status (RUN mode), press the EDIT button for 3 seconds Generate flow rate (for teaching the measured value – here Flow 1) Festo – SFAM – 2017-09c English...

  • Page 17: Run Mode

    1. Switch on the operating voltage. The SFAM is in RUN mode. 2. Check the SFAM settings è Chapter 5.4 SHOW mode. Note A flashing value means that the value was measured outside the permissible measuring range. Festo – SFAM – 2017-09c English...

  • Page 18: Info/Show Mode

    SFAM INFO/SHOW mode 1) INFO mode only possible when consumption measurement is active Fig. 5 SHOW mode Festo – SFAM – 2017-09c English...
  • Page 19 • The min/max values can be reset by pressing the Edit button. • When all settings have been displayed, the SFAM goes back into RUN mode when the A pushbutton/B pushbutton are pressed again and displays the current measurement value for the corresponding output. Festo – SFAM – 2017-09c English...

  • Page 20: Edit Mode

    3. Press the Edit button. The EDIT mode is active and [Out A] flashes. 4. Press the A/B pushbutton to switch between the setting modes for Out A, Out B and the special menu. Festo – SFAM – 2017-09c English...

  • Page 21: Setting The Switching Characteristics Of The Switching Outputs

    [rON], [rOFF] or [bLUE] flashes. The setting for the colour change can be configured. 12.Select the desired setting (rON, rOFF or bLUE) with the A/B pushbutton. 13.Press the Edit button to confirm the selection. The SFAM is in RUN mode. Festo – SFAM – 2017-09c English...

  • Page 22: Set Special Menu [Spec]

    6. Press the Edit button to confirm the selection. [AnA.F] and the currently set value are displayed. The analogue filter can be set. Note The configured physical unit is shown in RUN mode in the display at the bottom right. Festo – SFAM – 2017-09c English...
  • Page 23 è Chapter 6 Resetting SFAM to factory setting. 15.Use the A/B pushbuttons to select between an inactive security code (OFF) or a maximum 4-digit security code. 16.Press the Edit button to confirm the selection. The SFAM is in RUN mode. Festo – SFAM – 2017-09c English...

  • Page 24: Teach Mode

    SP.Lo = Flow 1 SP = 1/2(Flow 1 + Flow 2) SP.Hi = Flow 2 Special case: SP = Flow 1 = Flow 2 Tab. 11 Set switch variable Festo – SFAM – 2017-09c English...

  • Page 25: Recorder Mode

    3. By pressing the B pushbutton, you can reset the measurement to zero. 4. Press the A and B pushbuttons simultaneously. The SFAM is in RUN mode. Note If the RECORDER mode is exited during an ongoing measurement [Run], the measurement will continue in the background. Festo – SFAM – 2017-09c English...

  • Page 26: Maintenance And Care

    • Switch off the following energy sources before cleaning the exterior of the device: – Operating voltage – Compressed air. • If necessary, clean the SFAM from the outside. Soap suds (max. +60 °C), petroleum ether and all non-abrasive cleaning agents may be used. Festo – SFAM – 2017-09c English...
  • Page 27 Er10 Measurement range exceeded Check operating conditions (displayed in SHOW mode) Er17 Undervoltage Maintain operating voltage Check electrical wiring Tab. 12 Fault clearance Accessories Please select the corresponding accessories from our catalogue. è www.festo.com/catalogue/sfam Festo – SFAM – 2017-09c English...

  • Page 28: Technical Data

    40 d3: approx. 80 d4: approx. 160 d5: approx. 320 d6: approx. 640 1)2) Output, general Accuracy of zero point ±FS Accuracy range ±FS Repetition accuracy, zero point ±FS Repetition accuracy range ±FS Festo – SFAM – 2017-09c English...
  • Page 29 Electromechanics Electrical connection Straight plug, M12x1, 5-pin 30 Max. length of connecting cable Mechanics Installation position Horizontal ±5° Pneumatic connection G½ G½ G½ – Grid dimension 62 for SFAM-…-T NPT½ NPT½ NPT½ – Festo – SFAM – 2017-09c English...
  • Page 30 1) Accuracy with nominal conditions (6 bar (0.6 MPa), 23 °C and horizontal mounting position) 2) % FS = % of the measuring range end value (full-scale) 3) Measured at a flow rate of 50 %FS 4) Calculation examples è p. 33 Tab. 13 Technical data Festo – SFAM – 2017-09c English...
  • Page 31 Manifold assembly SFAM-…-M Plug connector M12x1 according to EN 60947-5-2 Connecting cable, straight socket Connecting cable, angled plug socket Threaded mounting SFAM-62-…-T/W Stabilizing zone Wall fastener (only with type of mounting -W) Fig. 10 Dimensional drawing Festo – SFAM – 2017-09c English...
  • Page 32 Tab. 14 Dimension table SFAM-62 Dimensions SFAM-90 Manifold assembly SFAM-…-M Plug connector M12x1 according to EN 60947-5-2 Connecting cable, straight socket Connecting cable, angled plug socket Threaded mounting SFAM-…-T Fig. 11 Dimensional drawing SFAM-90 Festo – SFAM – 2017-09c English...
  • Page 33 Example calculations for calculating the maximum occurring characteristic curve deviation: In the display of SFAM-1000U, a measurement value of 600 l/min will be shown for the flow rate. How large can the actual, true flow rate that flows through the sensor be? Festo – SFAM – 2017-09c English...
  • Page 34 Zero point error A zero point error in the measurement signal affects every point of the characteristic curve equally, which means that it is independent of the measurement value considered (è Fig. 13). Festo – SFAM – 2017-09c English...
  • Page 35 – Temperature coefficients: typ. ±0.1 %FS/K. As a deviation to the nominal condition, a temperature difference of 17 °C at 40 °C results. The temperature error range is calculated from the temperature difference and the temperature coefficient as follows: Festo – SFAM – 2017-09c English...
  • Page 36 In determining the error as a result of the pressure dependency, the same approach should be used as when determining the temperature error. Festo – SFAM – 2017-09c English...
  • Page 37 SFAM Festo – SFAM – 2017-09c English...
  • Page 38 Copyright: Festo AG & Co. KG Ruiter Straße 82 73734 Esslingen Germany Phone: +49 711 347-0 Fax: +49 711 347-2144 Reproduction, distribution or sale of this document or communica­ E-mail: tion of its contents to others without express authorization is service_international@festo.com...

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