KROHNE SU 600 Operating Instructions Manual
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KROHNE SU 600 Operating Instructions Manual

KROHNE SU 600 Operating Instructions Manual

Signal conditioning instrument
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Operating Instructions
SU 600
4 ... 20 mA signal conditioning
instrument

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Summary of Contents for KROHNE SU 600

  • Page 1 Operating Instructions SU 600 4 … 20 mA signal conditioning instrument...

  • Page 2: Table Of Contents

    7.1 Maintenance ..... . 27 7.2 Fault rectification ....27 SU 600 - 4 … 20 mA signal conditioning...
  • Page 3 9.2 Dimensions ..... . . 33 9.3 Certificate ......34 SU 600 - 4 … 20 mA signal conditioning...

  • Page 4: About This Document

    Ex applications This symbol indicates special instructions for Ex ap- plications. List The dot set in front indicates a list with no implied sequence. à Action This arrow indicates a single action. SU 600 - 4 … 20 mA signal conditioning...
  • Page 5 About this document Sequence Numbers set in front indicate successive steps in a procedure. SU 600 - 4 … 20 mA signal conditioning...

  • Page 6: For Your Safety

    (e.g. the VDE regulations in Germany) as well as all prevailing safety regulations and accident prevention rules. 2.5 CE conformity SU 600 is in CE conformity with EMC (89/336/EWG) and NSR (73/23/EWG). SU 600 - 4 … 20 mA signal conditioning...
  • Page 7 A instrument acc. to EN 61326. If SU 600 is used in a different environment, the electromagnetic compatibility to other instruments must be ensured by suitable measures.

  • Page 8: Product Description

    Fig. 1: SU 600 Status indications operating relay 1 and 2 Status indication fail safe relay Status indication operation [+/-] adjustment keys Insertable tag for identification of the measurement loop Function switch LC display SU 600 - 4 … 20 mA signal conditioning...

  • Page 9: Principle Of Operation

    You will find detailed information on the power supply in the "Technical data" in the "Supplement". 3.3 Adjustment The adjustment of SU 600 is carried out via the integrated keys and a 16-step function switch. 3.4 Storage and transport Your instrument was protected by packaging during Packaging transport.
  • Page 10 Product description Storage and transport temperature see "Supplement Storage and transport temperature – Technical data – Ambient conditions" Relative humidity 20 … 85 % SU 600 - 4 … 20 mA signal conditioning...

  • Page 11: Mounting

    4.2 Mounting information 1 Place the adapter plate [1] to the rear of SU 600 Carrier rail mounting (spring of the adapter plate downward) and fasten the plate with screw [2] (M4x6).
  • Page 12 1 Remove the pluggable terminal strips from the top Panel mounting and bottom. 2 Screw pin [3] into the rear of SU 600 and tighten with a screwdriver. 3 Insert SU 600 from the front into the front panel [1].
  • Page 13 Mounting Fig. 4: Panel mounting Front panel Terminal strap Knurled nut SU 600 - 4 … 20 mA signal conditioning...

  • Page 14: Connecting To Power Supply

    If potential equalisation currents are expected, the screen connection on SU 600 must be made via a ceramic capacitor (e.g. 1 nF, 1500 V). The low frequency potential equalisation currents are thus sup- pressed, but the protective effect against high frequency...

  • Page 15: Connection Procedure

    3 Connect power supply (switched off) to terminal 5 and 6 4 Where applicable, connect fail safe and operating relay as well as current output The electrical connection is finished. SU 600 - 4 … 20 mA signal conditioning...

  • Page 16: Wiring Plan

    In the menu, it is possible to switch over between active and passive operation of the measurement data input: In active mode,SU 600 provides the power for the connected sensors. Power supply and measurement data are transmitted over the same two-wire cable.
  • Page 17 This input is for transmitters with their own separate power supply (sensors in four-wire version). Furthermore,SU 600 can be connected to an existing circuit like a standard current meter. SU 600 - 4 … 20 mA signal conditioning...

  • Page 18: Setup With The Integrated Indicating And Adjustment Unit

    Fig. 6: Indicating and adjustment elements Status indications operating relay 1 and 2 Status indication fail safe relay Status indication operation Adjustment keys +/- Insertable tag for identification of the measurement loop Function switch LC display SU 600 - 4 … 20 mA signal conditioning...

  • Page 19: Setup Procedure

    To clearly denote the measuring unit, the supplied labels can be inserted in the cover. In case several SU 600 are used, each measurement loop should be clearly labelled. After being switched on, SU 600 first of all carries out a Switch on phase short self-check.
  • Page 20 D: Min. adjustment in mA without modifying the level E: Max. adjustment in mA without modifying the level F: Changeover current input active/passive In active mode, SU 600 provides the power supply Current input active/pas- sive for the connected sensor. Power supply and mea- sured value transmission are carried on the same two-wire cable.
  • Page 21 Two operating relays are integrated inSU 600 for level Relay outputs detection. First of all, determine at which switching points the relays should switch on and off again. SU 600 - 4 … 20 mA signal conditioning...
  • Page 22 If necessary, proceed in the same way with relay 2 (position [3] or [4]). off (on) on (off) L E D o f f o f f Level Mode overfill protection Mode dry run protection SU 600 - 4 … 20 mA signal conditioning...
  • Page 23 Switching over between the functions "OPERATE" and "Simulation" is done by pushing the [+/-] keys for at least 3 seconds.In the simulation mode, the set value flashes on the display. The simulation can be switched off by SU 600 - 4 … 20 mA signal conditioning...

  • Page 24: Application Example

    Reset are reset to factory settings. à Interrupt the power supply of SU 600. Push the [+/-] keys simultaneously and hold them while you switch on the power supply. The display shows "RES" and the default settings will be restored. These are the...
  • Page 25 à Save the value by pushing the [+/-] keys simultan- eously. To scale the indication of SU 600, the filling volumes for 0 % and 100 %. The vessel does not have to be filled or emptied. 1 Set the function switch to position [7] (display min.).
  • Page 26 "Setup procedure". Note: If you want to change the mode (i.e. the switching function of the relays), you have to exchange the On and Off values. SU 600 - 4 … 20 mA signal conditioning...

  • Page 27: Maintenance And Fault Rectification

    Maintenance and fault rectification 7 Maintenance and fault rectification 7.1 Maintenance When used as directed in normal operation, SU 600 is completely maintenance-free. 7.2 Fault rectification SU 600 offers maximum reliability. Nevertheless faults Causes of malfunction can occur during operation. These may be caused by the following, e.g.:...

  • Page 28: Instrument Repair

    Print and fill out one form per instrument Clean the instrument and pack it damage-proof Attach the completed form and possibly also a safety data sheet to the instrument. SU 600 - 4 … 20 mA signal conditioning...

  • Page 29: Dismounting

    8.2 Disposal SU 600 consists of materials which can be recycled by specialised recycling companies. We have purposely designed the electronic modules to be easily separable. Mark the instrument as scrap and dispose of it according to government regulations (electronic scrap ordinance, …).

  • Page 30: Supplement

    >= 21 mA Adjustment range - Empty adjustment 3.8 … 20.2 mA - Full adjustment 4.1 … 20.5 mA - min. adjustment delta 300 µA Connection cable 2-wire standard cable (screening recom- mended) SU 600 - 4 … 20 mA signal conditioning...
  • Page 31 Adjustment Adjustment elements 2x keys in the front, 1x function switch Ambient conditions Ambient temperature -20 … +60°C (-4 … +140°F) Storage and transport temperature -40 … +80°C (-40 … +176°F) SU 600 - 4 … 20 mA signal conditioning...
  • Page 32 - Reference voltage 250 V - insulation resistance 3.75 kV Galvanic separation between relay output and digital part - Reference voltage 250 V - insulation resistance 4 kV SU 600 - 4 … 20 mA signal conditioning...

  • Page 33: Dimensions

    Supplement 9.2 Dimensions 19mm ( ") 69mm (2 ") 2mm ( ") 96mm (3 ") Fig. 7: Dimensions SU 600 SU 600 - 4 … 20 mA signal conditioning...

  • Page 34: Certificate

    Supplement 9.3 Certificate CE declaration of conformity Fig. 8: CE declaration of conformity SU 600 - 4 … 20 mA signal conditioning...
  • Page 35 SU 600 - 4 … 20 mA signal conditioning...
  • Page 36 Subject to change without notice 30652-EN-050525...

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