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FLOW 38Imp Batch
Ver.8.24
(Impusle input)
Instalation and technical manual
Date of publish 27/05/2021
Technical and installation
manual FLOW 38 Batch (impulse)
Page 1 (total 26)
COMAC CAL s.r.o.

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Summary of Contents for COMAC CAL FLOW 38Imp Batch

  • Page 1 FLOW 38Imp Batch Ver.8.24 (Impusle input) Instalation and technical manual Date of publish 27/05/2021 Technical and installation manual FLOW 38 Batch (impulse) Page 1 (total 26) COMAC CAL s.r.o.
  • Page 2: Table Of Contents

    Empty tube test............................ 19 Firmware version ..........................20 Dead band – measurement start suppression ..................20 Zero calibration ........................... 20 Flow simulation........................... 21 Language ............................. 21 Technical and installation manual FLOW 38 Batch (impulse) Page 2 (total 26) COMAC CAL s.r.o.
  • Page 3 Password change ..........................22 Default settings (original factory settings) ..................23 Technical data ............................24 Servicing ..............................25 Form for shipment of the meter back to COMAC CAL s.r.o............26 Technical and installation manual FLOW 38 Batch (impulse) Page 3 (total 26)
  • Page 4: Warranty

    In case of returning the meters for inspection or repair to the COMAC CAL s.r.o. factory, enclose please the completed form, see the last page of this manual. Without having one, we will not be able to handle your requirement for modification or possibly repair your meter correctly and promptly.
  • Page 5: Installation Of The Meter's Detached Evaluation Unit

    After completion, close the unit and tighten all screw. Total depth of box is 200mm!!! Technical and installation manual FLOW 38 Batch (impulse) Page 5 (total 26) COMAC CAL s.r.o.
  • Page 6: Meter Wiring Of Batching Unit

    Similarly, fasten the wires for supply voltage and control outputs. At this stage the device is ready to operate. The internal control board is already connected with a measuring device – this has been done inside the COMAC CAL factory. If this is not desirable, do not interfere with the wiring. Technical and installation...
  • Page 7: Meter Wiring Of Sensor

    Meter wiring of sensor (Standardly for inductive sensor is made in COMAC CAL factory) Sensor cable connection using pulse output from flow meter sensor (not for inductive sensor): The sensor is connected via M12, 8-pin connector against the socket on the cover's body.
  • Page 8: Impuls Output

    Wiring connection examples – passive impulse output: Terminals Due to CR≈100% and If = 2.5 mA it is advisable to choose the collector current up to 2.5 mA. Technical and installation manual FLOW 38 Batch (impulse) Page 8 (total 26) COMAC CAL s.r.o.
  • Page 9: Buttons Start, Stop

    F250mA/250V for measuring part) 4. Proceed in reverse order to recover the function of the meter. power source part measuring part Technical and installation manual FLOW 38 Batch (impulse) Page 9 (total 26) COMAC CAL s.r.o.
  • Page 10: Wiring Check

    The operator can make modifications by means of three buttons on the meter's panel or through the RS485 interface. Technical and installation manual FLOW 38 Batch (impulse) Page 10 (total 26) COMAC CAL s.r.o.
  • Page 11 Any interventions in the inductive flow sensor and evaluation unit itself are illegal on the part of operator and they may lead to direct scalding by medium. Perform electrical connection always after powering off. Technical and installation manual FLOW 38 Batch (impulse) Page 11 (total 26) COMAC CAL s.r.o.
  • Page 12: Flow 38 Batch Operating Instructions

    Volume in negative direction against the arrow on the meter's name plate Σ V Total volume (summary in both directions) Dose volume (in positive direction only) Status Technical and installation manual FLOW 38 Batch (impulse) Page 12 (total 26) COMAC CAL s.r.o.
  • Page 13 E button. In case that the parameter to be changed is not a numerical one, the entire parameter is changed by means of a "scroll bar". The password is required only at the first Technical and installation manual FLOW 38 Batch (impulse) Page 13 (total 26) COMAC CAL s.r.o.
  • Page 14: Procedure To Set Individual Menu Items

    YES/NO and confirming by the E button. By doing this, the modification is saved in the internal memory of the meter. Technical and installation manual FLOW 38 Batch (impulse) Page 14 (total 26) COMAC CAL s.r.o.
  • Page 15: Date And Time

    The counter can be reset again by pressing the E button. Technical and installation manual FLOW 38 Batch (impulse) Page 15 (total 26) COMAC CAL s.r.o.
  • Page 16: Impulse Output / Flow Switch

    The status contact makes it possible to set the amount of hysteresis between Qon and Qoff states. Technical and installation manual FLOW 38 Batch (impulse) Page 16 (total 26) COMAC CAL s.r.o.
  • Page 17: Setting Of The Range Of Dose

    Once the MBus/MODBUS type of protocol is to be changed, the recommended velocity for these communication types is completed automatically. If communication was not ordered. Technical and installation manual FLOW 38 Batch (impulse) Page 17 (total 26) COMAC CAL s.r.o.
  • Page 18: Idle State Basic Indications On Display

    Volume (-) direction reverse flow volume -V Volume (+) direction volume in positive flow direction +V Dose setting Flow current flow Q Technical and installation manual FLOW 38 Batch (impulse) Page 18 (total 26) COMAC CAL s.r.o.
  • Page 19: Display Dimming

    Two levels of the empty tube test activation are available for standard conductivity ON(1) and for increased conductivity ON(2). Technical and installation manual FLOW 38 Batch (impulse) Page 19 (total 26) COMAC CAL s.r.o.
  • Page 20: Firmware Version

    Note: Before recalibration is performed, do not forget to close the valves first and secure a real zero flow (stationary medium) in the system. Technical and installation manual FLOW 38 Batch (impulse) Page 20 (total 26) COMAC CAL s.r.o.
  • Page 21: Flow Simulation

    (again, ∑V,-V, +V or all). Nominal diameter (DN) This parameter is set in the factory and cannot be changed. Technical and installation manual FLOW 38 Batch (impulse) Page 21 (total 26) COMAC CAL s.r.o.
  • Page 22: Flow Direction

    The password for modification of the customer parameters is set by default to 0000. However, the user can change it in this window by pressing E. The access code must have 4 digits. Technical and installation manual FLOW 38 Batch (impulse) Page 22 (total 26) COMAC CAL s.r.o.
  • Page 23: Default Settings (Original Factory Settings)

    E. After confirmation of the change, the meter will have the settings it had when it was delivered by the manufacturer. Technical and installation manual FLOW 38 Batch (impulse) Page 23 (total 26) COMAC CAL s.r.o.
  • Page 24: Technical Data

    In this case, find the information on the sensor nameplate where this information is always indicated, or please contact the manufacturer for more detailed information. Technical and installation manual FLOW 38 Batch (impulse) Page 24 (total 26) COMAC CAL s.r.o.
  • Page 25: Servicing

    Turn off the power every time the evaluation unit is opened!!! All repairs within warranty and after warranty period are only conducted by the manufacturer, COMAC CAL s. r.o. Technical and installation manual FLOW 38 Batch (impulse) Page 25 (total 26) COMAC CAL s.r.o.
  • Page 26: Form For Shipment Of The Meter Back To Comac Cal S.r.o

    Fill in the following data please and the form duly completed attach to your consignment. COMAC CAL s.r.o. will not be able to process your request promptly and correctly without this form.

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