Flowserve NRG 16-51 - Manual (Page 22)


Electrical Connection
– continued –
Key
v Stand-by input , 4 V DC, for connecting the logic unit SRL
w Level electrode NRG ...-5, NRG ...-
Commissioning, Fault Indication and Remedy
For additional information on commissiong procedures and troubleshooting refer to the installation
manual of the level switch NRS -5.
Tools
n
Screwdriver for cross head screws, size 
n
Screwdriver for slotted screws, size .5, completely insulated according to DIN VDE 0680-
n
Open-end spanner A.F. 8 (9) mm
Disposal
Danger
Risk of severe burns and scalds to the whole body!
Before removing the level electrode make sure that the vessel or the external pot are
depressurised (0 bar) and cooled down to room temperature (0 °C).
Decommissioning
Dismantle the level electrode and separate the waste materials, using the specifications in the table
“Materials” as a reference.
For the disposal of the equipment observe the pertinent legal regulations concerning waste disposal.
If faults occur that are not listed above or cannot be corrected, please contact our service centre or
authorized agency in your country.