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Kobold KAL-K Operating Instruction

Electronic flow monitor compact version
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Operating Instruction
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Electronic Flow Monitor
Compact Version
Model: KAL-K

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Summary of Contents for Kobold KAL-K

  • Page 1 Operating Instruction Electronic Flow Monitor Compact Version Model: KAL-K...

  • Page 2: Table Of Contents

        Commissioning ....................9     Maintenance ....................10     Technical Information .................. 11     KAL-K Diagnostics ..................12     Order Codes ....................12     Spare parts ....................12   Dimensions ....................13    ...

  • Page 3: Note

    KAL-K  Operating Instructions 4. Regulation Use The KOBOLD KAL-K Flow Monitor is intended for use in monitoring and control applications involving moderate flow rates of low-viscous or dirty liquids. Limiting Signal The devices are equipped with NPN or PNP signals (24 V...

  • Page 4: Operating Principle

    Attention! The flow ranges specified in the table above have been calculated for each pipe diameter based on the known velocity range of the KAL-K. It must be noted that flow in pipes is non- uniform across the pipe cross section, and approaches zero at the pipe wall.

  • Page 5: Mechanical Connection

    24 V -Version (terminal connector)  Remove electronic cover (The fixing screws are secured against falling out)  Strip 3-wire cable (approx. 40-60 mm), strip single wires (approx. 4-6 mm) and pull through cable gland. KAL-K K03/0516 Page 5...
  • Page 6  After connection apply supply voltage according to label on the device and technical data (for tolerances see section 12. Technical Information).  Check function of electronic (set point LED must flash).  Calibrate Flow Monitor (see 10. Commissioning). Page 6 KAL-K K03/0516...

  • Page 7: Characteristics

    KAL-K 8. Characteristics LED Trend Indicator (1) KAL-K ...24 V The LED trend indicator (8 LEDs) is used to indicate  the flow rate (LED, starting left). The adjusted switching point is indicated by a flashing LED.  If the flow rate has reached the set point value selected by the user, then the LED is flashing faster.

  • Page 8: Output Characteristic

    - and the power supply breaks down the output switch will not be able to switch an "ALARM" anymore. N/C Switch (Not recommendable for safety reasons) DUO-LED Actual value > set point green Actual value < set point Break down power supply Page 8 KAL-K K03/0516...

  • Page 9: Commissioning

    (“Mechanical Connection”) electrical (“Electrical Connection”) installation of the sensor the KAL-K has to be put into operation as described in this section. Calibration a) Zero flow calibration  Stop the flow of the liquid in the piping in which the sensor is installed. It is important that the sensor tip be immersed in the liquid.

  • Page 10: Maintenance

    After the settings are completed, screw the cover tightly back on the housing 11. Maintenance The unit is virtually maintenance free. Occasional cleaning of the immersed probe may be required if the fluid media is such that it tends to deposit or build. Page 10 KAL-K K03/0516...

  • Page 11: Technical Information

    Maximum Pressure: 100 bar Connection: G 1/2 (G 1/4, G 3/4, M 12x1, 1/4" NPT, 1/2" NPT, 3/4" NPT) Wetted Parts: 1.4305 (KAL-K1215) 1.4301 (all units with order code KAL-K*3) 1.4571 (all units with order code KAL-K*4) KAL-K K03/0516 Page 11...

  • Page 12: Kal-K Diagnostics

    The KAL-K continuously self monitors the sensing probe and the micro-processor system upon short-circuit and circuit breaker. Any fault in these portions of the electronics will be signalled by a flashing red bi-coloured LED (  KOBOLD Service). 14. Order Codes...

  • Page 13: Dimensions

    1.4301 1.4305 1.4571 G 1/2 1/2 NPT G 1/4 G 3/4 M 12x1 1/4 NPT 3/4 NPT KAL-K.., KAL-A(K)… C [mm] E [mm] F [mm] G [mm] G ¼ G ½ G ¾ M12 x 1 ¼“ NPT ½“ NPT 18,5 ¾“...
  • Page 14 KAL-K KAL-..4440 with Tri clamp Page 14 KAL-K K03/0516...

  • Page 15: Eu Declaration Of Conformance

    KAL-K 17. EU Declaration of Conformance We, KOBOLD-Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: KAL-K Electronic Flow Monitor, 24 V 110 V 230 V AC/DC, to which this declaration relates is in conformity with the standards noted below:...

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