Flowserve NRGS 11-1 Bedienungsanleitung

1Installation Instructions 810393-02Level Electrode NRGS 11-1Level Electrode NRGS 16-1Level Electrode NRGS 16-1SNRGS 11-1NRGS 16-1NRGS 16-1 S

105. Check seating surfaces of threads or flange provided on vessel or boilerstandpipe. Fig. 56. Place joint ring onto seating surface of elec

11Installation – continued –Table 1NRGS 16-1S9. Check seating surfaces and place flat gasket on connection standpipe.0. Place blind flange with bore

12NRGS 11-1, NRGS 16-1, NRGS 16-1SUse multi-core flexible cable with min. conductor size 1.5 mm2 for wiring.1. Unscrew screws , remove housing cove

13 Fuse supply cables with T 250 mA. The connection of the switchpoints 2 and 3 must be provided on site(pump contactor, auxiliary relay)!ToolsAtt

14The measuring range can be switch selected between ≥ 0.5 µS/cm and ≥ 10 µS/cmby means of code switch :1. Unscrew screws at the electrode term

151. Switch on mains supply and check the correct functioning of the equipment atthe corresponding switchpoints. LEDs , , and are provided

16AnnexWarningThe terminal strip of the NRGS 11-1, NRGS 16-1, NRGS 16-1 S is liveduring operation.This presents the danger of electric shock.Cut off p

17For your notes

18Declaration of Conformity Bremen, 4th September 2002GESTRA GmbHWe hereby declare that the equipment NRGS 11-1, NRGS 16-1 and NRGS 16-1 Sconform to

19 DN 100Fig. 13Examples of installation∅ 2020DN 20DN 2024.5 24.520∅ 20Fig. 11 Fig. 12Fig. 14 DN 50≤ 90° DN 501" BSP 1" BSP 1" BSP1&q

2ContentsUsage for the intended purpose... 7Safety Note ...

20810393-02/304cm · © 1998 GESTRA GmbH · Bremen · Printed in GermanyGESTRA GmbHPostfach 10 54 60, D-28054 Bremen, Münchener Str. 77, D-28215 BremenT

3Fig. 1Fig. 2∅ 42Dimensions17317314033814062436, 936, 1436500, 1000, 1500NRGS 11-1: 240NRGS 16-1: 338

4Parts DrawingsFig. 4Fig. 5Fig. 3N8ABCD5065 –70≥14∅ 40 1" BSP, DIN 228N100.5

5Fig. 6Parts DrawingsEFGFig. 712345LKJIH

6LED “Low-level alarm”LED “Pump ON”LED “Pump OFF”LED “High-level alarm”Code switch “Measuring range”Electrode thread 1" BSP, DIN 228Seating surfa

7Important NotesSafety NoteDangerWhen loosening the electrode live steam or hot water might escape. Thispresents the danger of severe injury. It is th

8Explanatory NotesScope of SupplyFunctionDesignsNRGS 11-11 Compact system type NRGS 11-1, PN 61 Joint ring (of stainless steel 1.4301) D 33x 39 to DIN

9Technical DataType Approval N°NRGS 11-1: TÜV · WRB · 01-388NRGS 16-1: TÜV · WRB · 01-388NRGS 16-1 S: GL 99250-96 HHLR 98/20075RINA No ELE/30298/1Max.