Pepperl+Fuchs KVF-F Manual

Pepperl+Fuchs KVF-F Manual

Fat level sensor
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PROCESS AUTOMATION
MANUAL
Fat Level Sensor KVF-F
ISO9001

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Summary of Contents for Pepperl+Fuchs KVF-F

  • Page 1 PROCESS AUTOMATION MANUAL Fat Level Sensor KVF-F ISO9001...
  • Page 2 Fat Level Sensor KVF-F With regard to the supply of products, the current issue of the following document is applicable: The General Terms of Delivery for Products and Services of the Electrical Industry, published by the Central Association of the Electrical Industry (Zentralverband Elektrotechnik und Elektroindustrie (ZVEI) e.V.) in its most recent version as well as the supplementary clause:...
  • Page 3: Table Of Contents

    Product Program...................6 Design and Dimensions ................7 3 Installation ................8 Mounting of the Sensors ................8 Mounting the KVF-F Fat Level Sensor ............10 Connection of the Sensor ................12 4 Operation ................13 Emptying (Disposal) of the Container ............13 5 Maintenance and Repair..........14 Function Testing ..................14...
  • Page 4: Safety

    Fat Level Sensor KVF-F Safety Safety General safety instructions Responsibility for planning, assembly, commissioning, operation, maintenance, and dismounting lies with the system operator. Installation and commissioning of all devices must be performed by a trained professional only. Protection of operating personnel and the system is not ensured if the product is not used in accordance with its intended purpose.
  • Page 5: Declaration Of Conformity

    ISO9001 Intended Use The fat level sensor KVF-F (referred to as "sensor" in the following sections) is a suspended sensor for monitoring fat layer thickness in grease interceptors. The sensor must always be connected to an warning device of type NVD-111 (see product program).
  • Page 6: Delivery, Transport And Storage

    Fat Level Sensor KVF-F Safety Delivery, Transport and Storage Check the packaging and contents for damage. Check if you have received every item and if the items received are the ones you ordered. Keep the original packaging. Always store and transport the device in the original packaging.
  • Page 7: Disposal

    Fat Level Sensor KVF-F Safety Disposal Disposal of devices and their packaging material must be performed in compliance with the applicable laws and guidelines of the corresponding country. The devices do not contain batteries which need to be disposed of separately from the products.
  • Page 8: Product Specifications

    Fat Level Sensor KVF-F Product Specifications Product Specifications Function The sensor has an integrated electronic circuit which, via an oscillator circuit, emits a weak HF signal that changes depending on whether the sensor element is surrounded by water or fat.
  • Page 9: Design And Dimensions

    Fat Level Sensor KVF-F Product Specifications Design and Dimensions Fat level sensor KVF-F Ø31.6 Figure 2.1 Lower section with laser marking Middle section Upper section Cable Shrink tubing Switching point EN - 7...
  • Page 10: Installation

    Fat Level Sensor KVF-F Installation Installation Mounting of the Sensors Read the chapter on Safety and, in particular, the section on Installation and Commissioning (see chapter 1.6) before mounting the sensor. Do not remove the identification plate. Warning! Risk of short circuit Injuries and damage to the device are possible when working with live parts.
  • Page 11 Fat Level Sensor KVF-F Installation The oil/petrol separator can be made of various materials. We therefore recommend using the following methods to secure the device in a suspended position: If mounting the device in concrete containers, use the NVO5-B mounting set.
  • Page 12: Mounting The Kvf-F Fat Level Sensor

    Fat Level Sensor KVF-F Installation Mounting the KVF-F Fat Level Sensor The sensor must be immersed a few centimeters when the liquid is at its normal level (water zero line). The exact immersion depth depends on the type of grease interceptor,...
  • Page 13 Fat Level Sensor KVF-F Installation Figure 3.2 Mounting the fat level sensor Fat level sensor KVF-F Shrink tubing Fat, oil, grease (FOG) Water Water zero line Sensor switching point Alarm limit (maximum fat layer thickness) EN - 11...
  • Page 14: Connection Of The Sensor

    Fat Level Sensor KVF-F Installation Connection of the Sensor Read the chapter on Safety and, in particular, the section on Installation and Commissioning (see chapter 1.6) before connecting the sensor. Warning! Risk of short circuit Injuries and damage to the device are possible when working with live parts.
  • Page 15: Operation

    Fat Level Sensor KVF-F Operation Operation Emptying (Disposal) of the Container The sensor is a sensitive component. Therefore always observe the following safety information during emptying (disposal): Caution! Malfunction or damage through mechanical stress of the sensor. In case of nonobservance, the safety and operation of the sensor or the entire alarm system is not guaranteed.
  • Page 16: Maintenance And Repair

    Fat Level Sensor KVF-F Maintenance and Repair Maintenance and Repair Function Testing Test frequency The sensor is maintenance-free. However, to guarantee perfect operation of the complete alarm system check the operation of the sensor at least once a year, or more frequently in the event of unfavorable environmental conditions.
  • Page 17: Troubleshooting

    Fat Level Sensor KVF-F Troubleshooting Troubleshooting Sensor Maintenance Caution! Malfunction or false alarm caused by a contaminated sensor If the sensor is very dirty, this may trigger a false alarm or mean that no alarm is triggered under certain circumstances.
  • Page 18: Technical Specifications

    Fat Level Sensor KVF-F Technical Specifications Technical Specifications Fat Level Sensor KVF-F Power supply Rated voltage 13 V DC Ambient conditions Ambient temperature -20 °C … 60 °C (253 K … 333 K) Mechanical specifications Protection degree IP68 Connection cable...
  • Page 19 PROCESS AUTOMATION – PROTECTING YOUR PROCESS Worldwide Headquarters Pepperl+Fuchs GmbH 68307 Mannheim · Germany Tel. +49 621 776-0 E-mail: info@de.pepperl-fuchs.com For the Pepperl+Fuchs representative closest to you check www.pepperl-fuchs.com/contact www.pepperl-fuchs.com Subject to modifications Copyright PEPPERL+FUCHS • Printed in Germany 266860 DOCT-2421A 04/2014...

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