Flowserve NRG 16-42 Manuel d'utilisateur

1 NRG 16-42Installation Instructions 810295-03Level electrode NRG 16-42GESTRA Steam SystemsGESTRA

10Functional ElementsNRG 16-42123451 098765432NOMAX 70°CMAX 95%%IP 65GESTR A St eam Syste msGESTRANRG 16-42Fig. 5MAX 70 °CMAX 95 %Fig. 6EML KHIJFGF

11A Thermal insulation, provided on site, d = 20 mm (outside of thermal insulation of the steam boiler)B Seating surfaceC Joint ring (of stainless

12Function Function Electrode rod Length [mm]e.g. High level alarm 1e.g. Feed pump ON 2e.g. Feed pump OFF 3e.g. First low-level alarm 4Attention The

1312Installation continuedExamples of installation NRG 16-42Fig. 7Fig. 9DN 5020∅ 201" BSP≥10≤ 90°∅ 2020∅ 20≥10≤ 90°∅ 20DN 501" BSPFig. 89

141 Flange PN 40, DN 50 (2"), DIN 2527 Flange PN 40, DN 100 (4"), DIN 25272 For the approval of the boiler standpipe with connecting flange

151. Unscrew screws E, remove housing cover G. Fig. 52. Loosen screw M with 17 mm spanner but do not remove. Fig. 6The electrode terminal can be tur

161234NRG 16-42_12345S+CLHC24V DCCAN - BusS1 098765432NOCLCHWiring continuedWiring diagramUNITRONIC® is a registered trademark of LAPP Kabelwerke Gmb

17 Wire equipment in series. Star-type wiring is not permitted! Interlink screens of control cables such that electrical continuity is ensured and

18Basic SettingsCAN busAll level and conductivity controllers and associated electrodes are interconnected by means of a CAN bus adopting the CANopen

19123451 098765432NOFig. 12HBasic Settings continuedAttention Do not assign the same node ID twice within the CAN bus network.Assigning / changing

2ContentsUsage for the intended purpose ...

201 098765432NO1 098765432NOBasic Settings continuedCode switch settings for node ID / baud rateFig. 13 (Factory setting)Fig. 14 (Example)Fig. 15 (Fa

21Turn on the power for level switch NRS 1-42.CommissioningCheck whether the level electrode NRG 16-42 and the associated level switch NRS 1-42 have b

22Malfunctions continuedFault finding list for troubleshooting continuedFault: The thermal fuse has been triggered.Remedy: The ambient temperature

23DecommissioningDangerRisk of severe burns and scalds to the whole body!Before removing the level electrode make sure that the vessel and the measuri

24810295-03/206cm · © 1998 GESTRA AG · Bremen · Printed in GermanyGreat BritainFlowserve Flow Control (UK) Ltd.Burrel Road, Haywards HeathWest Sussex

3WiringNRG 16-42 ...

4Important NotesDangerWhen loosening the electrode live steam or hot water might escape. This presents the danger of severe scalding. It is therefore

5Explanatory Notes Scope of supply NRG 16-421 Level electrode type NRG 16-42 1 Joint ring (of stainless steel 1.4301) D 33 x 39 to DIN 7603, brigh

6NRG 16-42 Type Approval Nº TÜV · WR · 04-399Max. service pressure 32 bar g at 238°CConnections Screwed 1" BSP, DIN ISO 228-1 Flanged DN 50, PN

7Technical Data continuedCorrosion resistanceWhen used for its intended purpose the safe functioning of the electrode will not be impaired by corros

843GESTRA Steam Syst emsGESTRANRG 16-424312Fig. 2 Technical Data continuedDimensions NRG 16-42175Depth: 70mm140337.5500, 1000, 1500

9DesignNRG 16-422143GESTRA Steam Syst emsGESTRANRG 16-42Fig. 3 Fig. 4N 100.51" BSP, ISO 228-1∅ 405065-70≥14BACD