Flowserve NRG 16-38S Manuel d'utilisateur

1NRG 16-38SNRG 16-39SInstallation Instructions 810746-00Level Electrode NRG 16-38SLevel Electrode NRG 16-39S

10Explanatory Notes – continued –FunctionDesignsWater level limiter NRG 16-11The conductivity of the liquid is used to signal the liquid level. Some

11Technical DataType ApprovalGL 40 601-01 HHLR 01/20026ABS 01-HG 227959-PDABV 11400 / A1 BVDNV A-8394KR HMB 06190-MS 001NK A 557 / 02 A 013Service pre

12Technical Data – continued –OutputsNRGT 26-1: Current output 4 – 20 mAlevel-proportional, volt-free, load 500 ohmResponse time of level changesNRG

13Corrosion ResistanceWhen used for its intended purpose the safe functionting of the equipment will not beimpaired by corrosion.Explanatory Notes –

14Explanatory Notes – continued –Corrosion Resistance – continued –Designation of the equipmentFig. 8 NRG 16-11Designation of theequipmentFig. 9

15Attention Handle electrode with care. Do not bend electrode tip when mountingand avoid subjecting the electrode to mechanical shocks. Do not lag e

16Installation – continued –Installing Terminal Box of Level Transmitter NRGT 26-1, step 31. Unscrew fixing nut of the electrode in the level tran

17Note that screened four-core cable, e. g. I-Y(St)Y 2 x 2 x 0.8 or LIYCY 4 x 0.5 mm²is required for wiring the electrode.Max. cable length 100 m with

181. Use flexible cable to connect the power supply. Use a separate flexible screenedcable, min. conductor size 1.5 mm² for connecting the signal outp

19Basic SettingsActive measuring range (control range)Max. measuring range at 25 °CWater, conductivity > 20 µS/cmWater, conductvity > 5 µS/cmFue

2ContentsUsage for the intended purpose ...8Safety note ...

201. Fill boiler or vessel with liquid until the lower measuring point is reached.2. Raise the pressure in the steam boiler or tank until the service

21OperationDesigned for use in conjunction with controller NRS 1-7. Application in marine steamboilers and (pressurized) hot water installations in ac

22MalfunctionsIf faults occur that are not listed above, please contact our subsidiary or agency inyour country.WarningThe terminal strip of the NRGT

23Example of Installation12Fig. 1343KeyFlange PN 40, DN 100,DIN 2527 (NRG 16-38S)Flange PN 40, DN 150,DIN 2527 (NRG 16-39S)For the approval of the boi

24810746-00/303cs · © 2002 GESTRA GmbH · Bremen · Printed in GermanyGESTRA Gesellschaften · GESTRA Companies · Sociétés GESTRA · Sociedades Gestra ·

3DimensionsFig. 1 NRG 16-38SNRGT 26-1NRG 16-113004005006007008009001000110012001300140015002000358462 5686737798849891095119913041408151316212141NR

4DimensionsFig. 2 NRG 16-39S1

5Parts DrawingsFig. 3BCDEFFig. 4AU

6Parts DrawingsFig. 5MAX 70°CMAX 95%Fig. 6POG HIHQL NJMKRST

7KeyBCDFGHIEKJLNMOAPQRSTUMeasuring electrodeBoreSpringElectrode tipPTFE insulating tubeSTARLOCK® retaining ringHousing screws M4Cable gland M 16 (PG 9

8Important NotesSafety NoteDangerWhen loosening the electrode steam or hot water might escape.This presents the danger of severe injuries to the whole

9Explanatory NotesScope of SupplyNRG 16-38S1 Level electrode type NRG 16-38 S1 Terminal box for level transmitter1 Installation manualNRG 16-39S1 Leve