Flowserve NRS1-9 Manual de usuario Pagina 1

1NRS 1-9Installation Instructions 810831-00Water-Level Limiter / Controller NRS 1-9

10NRS 1-9InstallationOn supporting rail1. Snap switching controller onto supporting rail.2. Loosen cover screws and unplug cover from its ba

11Tools Screwdriver for slotted screws, size 2.5, completely insulated according toVDE 0680.CommissioningCheck wiringCheck whether switching controll

121. Check length of electrode tip (see installation instructions for NRG 16-36).2. Completely open valves of water-level gauge glass on steam boiler.

13AnnexFault finding list for troubleshootingFault:After raising the water level above the low-level mark, the red LEDsare not extinguished or only af

14KeyAnnex – continued –Cover screwsCoverBaseHole for wall mountingMounting clipSupport rail TS 35 x 15 to DIN EN 50022-35We hereby declare that the

15Example of InstallationFig. 6Fig. 7ABICHFFMAX 55°CMAX 95%

16810831-00/903c · © 2000 GESTRA GmbH · Bremen · Printed in GermanyGESTRA GmbHP. O. Box 10 54 60, D-28054 Bremen, Münchener Str. 77, D-28215 BremenT

2ContentsImportant NotesPageExplanatory NotesInstallationWiringBasic AdjustmentsCommissioningPerformance TestsAnnexUsage for the intended purpose ...

3Wiring DiagramFig. 1NRS 1-9NRG 16-36

4Functional Elements / DimensionsFig. 4Fig. 35Fig. 2AABF123456CD1207537.515895MAX 95 %MAX 55 °CDDE

5Functional ElementsFig. 5G

6KeyCover screwsCoverBaseCable entryMounting clipHole for wall mountingCode switch for setting sensitivityLED “High level alarm”Switch “Test 2 / Inspe

7Important NotesSafety NoteInstallation must only be performed by qualified staff.Qualified staff are those persons who – through adequate training in

8Explanatory NotesDescriptionFunctionSelf-monitoring water level controller & limiter with automatic self-testing routinedesigned for use in conju

9Technical DataType approval no.TÜV · WR/WB · 99-370Input8 connections for one level electrode NRG 16-36, PN 40Output contactsFor level limiter part:T