Knick P42000 TRMS User Manual

Ac high voltage transducer
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User Manual
Read before installation.
Keep for future use.
P42000 TRMS
AC High Voltage Transducer
www.knick.de

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Summary of Contents for Knick P42000 TRMS

  • Page 1 P42000 TRMS User Manual AC High Voltage Transducer Read before installation. www.knick.de Keep for future use.
  • Page 2 P42000 TRMS Supplemental Directives READ AND SAVE THIS DOCUMENT FOR FUTURE REFERENCE. BEFORE ATTEMPTING TO ASSEMBLE, INSTALL, OPERATE OR MAINTAIN THE PRODUCT, PLEASE ENSURE A COMPLETE UNDERSTANDING OF THE INSTRUC- TIONS AND RISKS DESCRIBED HEREIN. ALWAYS OBSERVE ALL SAFETY INFORMATION. FAILURE TO COMPLY WITH INSTRUCTIONS IN THIS DOCUMENT COULD RESULT IN SERIOUS INJURY AND/OR PROPERTY DAMAGE.
  • Page 3: Table Of Contents

    P42000 TRMS Table of Contents 1 Safety............................. 1.1 Intended Use ................................. 1.2 Personnel Requirements ........................... 1.3 Isolation ................................... 2 Product ............................2.1 Package Contents ..............................2.2 Product Identification............................2.3 Nameplates ................................2.4 Symbols and Markings............................2.5 Function .................................. 2.5.1 Functional Description .........................
  • Page 4: Safety

    Messgeräte GmbH & Co. KG (sometimes hereafter referred to as “Knick”) using the information provided on the back page of this document. 1.1 Intended Use The P42000 TRMS is a high voltage transducer for measuring sinusoidal and non-sinusoidal AC input voltages. Application Example, p. 8 ➜...
  • Page 5: Product

    Note: The User Manual (this document) is published in electronic form. knick.de ➜ 2.2 Product Identification The different versions of the P42000 TRMS are encoded in a model designation. The model designation can be found on the nameplate and the delivery note. Nameplates, p. 6 ➜...
  • Page 6: Nameplates

    P42000 TRMS 2.3 Nameplates The P42000 TRMS is identified by nameplates on the side and front of its housing. The information on the nameplates varies depending on the version of the product. Product Identification, p. 5 ➜ 1 Nameplate, device front...
  • Page 7: Symbols And Markings

    CE marking. UK Conformity Assessed: Conformity mark for the United Kingdom (England, Scotland, and Wales) The symbol on Knick products means that the waste devices must be disposed of separately from un- sorted municipal waste. 2.5 Function 2.5.1 Functional Description...
  • Page 8: Block Diagram

    P42000 TRMS 2.5.2 Block Diagram TRMS 10 pF C 1 nF Z 15 V AC voltage in- DC output U/I – – Power supply 20  . ..  2 53 V AC/DC 2.5.3 Application Example Note: The figure shows an example of direct measurement of the supply voltage. The specified values refer to the P42100D3 TRMS-nnnn version.
  • Page 9: Terminal Assignments

    P42000 TRMS 2.6 Terminal Assignments 2.6.1 P42***D2 TRMS version Note: The insertable jumper must be installed in terminals 25 and 26 for voltage output. No insertable jumper must be installed for current output. Installation and Commissioning, p. 10 ➜ Input...
  • Page 10: Installation And Commissioning

    Reset the electrical system to its initial state. Reverse the steps taken to ensure voltage-free operation. Switch on the power supply. Note: The power supply to operate the P42000 TRMS is provided by an integrated broad-range power supply (20 … 253 V AC/DC). See also Nameplates, p.
  • Page 11: Operation

    Nameplates, p. 6 ➜ 2.9 Maintenance The P42000 TRMS does not require any maintenance. Because it is fully encapsulated, it is not possible to repair the product. 2.10 Troubleshooting USE CAUTION WHEN CONDUCTING ANY TROUBLESHOOTING. FAILURE TO ABIDE BY THE REQUIREMENTS SET FORTH HEREIN MAY RESULT IN SERIOUS INJURY OR DEATH, AS WELL AS DAMAGE TO PROPERTY.
  • Page 12: Decommissioning

    Check the input of the P42000 TRMS to ensure it is dead. Switch off the power supply. Open the screw terminals with a screwdriver and remove the cables. Pull down the housing’s base latch using a screwdriver. Lift the P42000 TRMS up and off the 35 mm DIN rail. 2.11.2 Return If required, send the product in a clean condition and securely packed to your local contact.
  • Page 13: Dimension Drawings

    P42000 TRMS 2.12 Dimension Drawings Note: All dimensions are given in millimeters [inches].
  • Page 14: Specifications

    P42000 TRMS 2.13 Specifications Input Input P42000D2 TRMS‑nnnn 0 … 10 to 0 … 1200 V AC 1 to 16 ranges to customer requirements, calibrated switching P42000D3 TRMS‑nnnn 0 … 1200 to 0 … 2200 V AC 1 to 16 ranges to customer requirements, calibrated switching P42100D2 TRMS‑nnnn 0 … 10 to 0 … 1200 V AC To customer requirements, fixed setting P42100D3 TRMS‑nnnn...
  • Page 15 P42000 TRMS Transmission Behavior Gain error < 0.5 % full scale Gain error for sinusoidal input signals (crest factor √2) over the frequency range of 45 … 65 Hz Response time T < 150 ms rising < 300 ms falling Influence effects < 1 % of measured value (typ. 0.5 %) Frequency 40 … 1000 Hz...
  • Page 16 P42000 TRMS Insulation Galvanic isolation 3-port isolation between input, output, and power supply Test voltage Calibrated switching 10 kV AC across input and output/power supply Fixed 10 kV AC across input and output/power supply (P42000D* TRMS‑nnnn) Fixed 15 kV AC across input and output/power supply (P42100D* TRMS‑nnnn)
  • Page 17 P42000 TRMS Device MTBF Approx. 96 years Ambient temperature Operating −10 … 70 °C (14 … 158 °F) Transport and storage -40 … 85 °C (-40 … 185 °F) Ambient conditions Indoor use Relative humidity 5 … 95 %, no condensation Altitude up to 2000 m (6500 ft), air pressure: 790 … 1060 hPa Design Modular housing with screw terminals (max. tightening torque 0.8 Nm) Housing width P42***D2 TRMS...
  • Page 18: Abbreviations

    P42000 TRMS Abbreviations Conformité Européenne (European conformity) Electromagnetic compatibility European standard Electrostatic discharge International Protection / Ingress Protection MTBF Mean time between failures TRMS True root mean square UKCA United Kingdom Conformity Assessed WEEE Waste from electrical and electronic equipment...
  • Page 19: Index

    P42000 TRMS Index 35 mm DIN rail Order code Output Application example Approvals Package contents Personnel Personnel requirements Base latch Power supply Product code Property damage Causes, malfunctions Conformity Qualified personnel Dimension drawing DIN rail Range selection Disposal Recycling Remedies, malfunctions...
  • Page 20 Knick Elektronische Messgeräte GmbH & Co. KG Headquarters Beuckestraße 22 • 14163 Berlin Germany Phone: +49 30 80191-0 Fax: +49 30 80191-200 info@knick.de www.knick.de Local Contacts www.knick-international.com Translation of the original instructions Copyright 2023 • Subject to change Version 6 • This document was published on April 20, 2023.

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