GESTRA LRS 1-50 Скачать руководство пользователя | Manualshive

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Conductivity Switch

LRS 1-50

Original Installation Instructions

819223-02

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Содержание LRS 1-50

Страница 1: ...E N English Conductivity Switch LRS 1 50 Original Installation Instructions 819223 02 ...

Страница 2: ... cabinet Mounting the conductivity switch Dimensions LRS 1 50 9 Key 9 Installation in control cabinet 9 In control cabinet Wiring the conductivity switch Wiring diagram for conductivity switch LRS 1 50 10 Key 10 Connection of supply voltage 11 Connecting output contacts 11 Connecting conductivity electrode LRG 12 2 LRG 16 4 LRG 17 1 and LRG 19 1 resistance thermometer TRG 5 11 Connection of conduc...

Страница 3: ... seven segment display 14 Commissioning procedure Setting parameters 15 Setting switchpoints and parameters 16 Operation alarm and test Checking indication and functions of MIN MAX output contacts 17 Troubleshooting Indication diagnosis and remedy 18 Further Notes Action against high frequency interference 19 Decommissioning replacing the equipment 19 Disposal 19 ...

Страница 4: ... The conductivity readings can then be referenced to the standard reference tem perature of 25 C and the conductivity value will be automatically compensated for temperature For this purpose the water temperature is constantly measured by the conductivity switch and the con ductivity reading is automatically compensated as a function of the adjusted temperature coefficient tC C Even if the tempera...

Страница 5: ...vel of competence Danger The terminal strips of the equipment are live during operation This presents the danger of electric shock Always cut off power supply to the equipment before mounting removing or connect ing the terminal strips Attention The name plate specifies the technical features of the equipment Note that any piece of equipment without its specific name plate must neither be commissi...

Страница 6: ...formity of our equipment according to the European Directives see our Declaration of Conformity or our Declaration of Manufacturer The current Declaration of Conformity Declaration of Manufacturer are available in the Internet under www gestra com documents or can be requested from us VdTÜV Bulletin Water Monitoring 100 The conductivity switch LRS 1 50 in conjunction with the conductivity electrod...

Страница 7: ...rence suppression Indicators and adjusters 1 rotary button with integrated push button for parameter setting and testing MAX MIN alarm 1 seven segment LED display four digits 2 red LEDs for MAX MIN alarm 1 four pole code switch for configuration settings Housing Housing material base polycarbonate black front polycarbonate grey Conductor size 1 x 4 0 mm2 solid per wire or 1 x 2 5 mm2 per stranded ...

Страница 8: ... Type approval no Connection for conductivity electrode Type approval no Measuring range External fuse for output contacts Protection Name plate at the bottom Fig 1 Storage temperature 20 70 C defrosting time of the de energized equipment before it can be put into operation 24 hours Relative humidity max 95 no moisture condensation Approvals TÜV certificate VdTÜV Bulletin Wasserüberwachung 100 Wat...

Страница 9: ... Fig 2 1 Upper terminal strip 2 Lower terminal strip Key Installation in control cabinet The conductivity switch LRS 1 50 is clipped onto the support rail type TH 35 EN 60715 in the control cabinet Fig 1 4 3 Housing 4 Supporting rail type TH 35 EN 60715 4 3 1 2 46 74 120 15 ...

Страница 10: ...emi delay provided on site 6 Conductivity electrode LRG 1 Terminal 6 7 A resistance thermometer can be connected 7 Conductivity electrode LRG 16 9 with integrated resistance thermometer Key Fig 3 8 MIN MAX MIN MAX M 0 5 A semi delay M 0 5 A semi delay 5 5 0 9 9 0 8 6 7 8 Central earthing point CEP in control cabinet 9 MIN output contact 0 MAX output contact ...

Страница 11: ... operation of con trol and measuring systems Connected inductive loads must be provided with suppressors such as RC combinations as specified by the manufacturer When used as conductivity limiter the conductivity switch LRS 1 50 does not interlock automatically when readings exceed the MAX limit If an interlock function is required for the installation it must be provided in the follow up circuitr...

Страница 12: ...es leading to the equipment are segregated and run separately from power cables The conductivity electrode LRG 16 9 is equipped with a sensor plug in connection type M 12 with 5 poles A coded pin assignment see Fig 3 For connecting the equipment preconfigured control cable assemblies with male and female connectors of various lengths are available as add on equipment Note that the recommended cont...

Страница 13: ...e equipment onto the unit specification on the housing To change the setting proceed as follows n Insert a screwdriver to the right and left of the arrow markings between the terminal strip and the front frame n Unlock terminal strip on the left and right side For this purpose move screwdriver in direction of the arrow n Remove the terminal strip n Set switch S4 of code switch a to ON ppm parts pe...

Страница 14: ...ent Temperature coefficient Tk 0 0 3 0 per C adjustable in increments of 1 tESt Test Tests output relays Indicated when in parameterization mode quit Quit Input not confirmed done Done Input confirmed Indicated if malfunctions occur E 001 Error Temperature sensor defective temperature reading too low E 002 Error Temperature sensor defective temperature reading too high E 005 Error Sensor defective...

Страница 15: ...t 2nd 3rd or 4th digit is flashing from right to left 2nd 3rd or 4th digit can be changed by turning the rotary button To increase the value turn rotary button to the right to decrease turn it to the left If no further operation is per formed quit is indicated for a mo ment Then the display toggles between parameter and the old value setting The system switches automatically back to parameter and ...

Страница 16: ...ic conditions of the installation and any devia tions during operation will be compensated for Conductivity electrode LRG 1 with separate resistance thermometer and LRG 16 9 Enable temperature compensation Select setting inP and turn rotary button to the right The word YES appears Save the setting Setting the temperature coefficient tC Select temperature coefficient tC set the required percentage ...

Страница 17: ... between MIN and MAX Select parameter Test Press and hold down push button Seven segment display Test is flashing MAX LED is illuminated red for 3 sec MAX output contact 21 23 closed 22 23 open MIN and MAX LEDs not illumi nated for 1 sec MIN output contact 16 18 open 17 18 open MAX output contact 21 23 open 22 23 closed MIN LED is illuminated red for 3 sec MIN output contact 16 18 closed 17 18 ope...

Страница 18: ... the equipment with a new one Faults indicated by the seven segment display Error code Error Remedy E 001 Temperature sensor defective temperature reading too low Check resistance thermometer conductivity electrode LRG 16 9 and if necessary replace it with a new one Check wiring short circuit interruption E 002 Temperature sensor defective temperature reading too high E 005 Conductivity electrode ...

Страница 19: ...bonding currents are to be expected e g in outdoor installations connect screen only at one end n HF interference suppression by means of hinged shell ferrite rings Further Notes n Switch off supply voltage and cut off power supply to the equipment n Remove the lower and upper terminal strips Fig 6 n Insert a screwdriver to the right and left of the arrow markings between the terminal strip and th...

Страница 20: ...884 02 GESTRA AG Bremen Printed in Germany GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E mail info de gestra com Web www gestra de Agencies all over the world www gestra de ...

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