Flowserve NRS 2-5 User Manual
Page 7
7
Important Notes
Safety Note
Warning
The terminal strip of the NRS 2-5 is live during operation. This presents
the danger of electric shock. Cut off power supply before mounting or
removing the case lid.
Low level switches are essential safety devices that are required according to the
approvals for the equipment to which they are fitted.
Use low level switch NRS 2-5 only for indicating min. water level.
The equipment must only be installed by qualified staff.
Qualified staff are those persons who – through adequate training in electrical
engineering, the use and application of safety equipment in accordance with
regulations concerning electrical safety systems, and first aid & accident
prevention – have achieved a recognised level of competence appropriate
to the installation and commissioning of this critical safety device.
Explanatory Notes
Scope of supply
NRS 2-5 c
1 Level switch, 19" slide-in unit, front panel to DIN 41494, part 5, 6 TE
(TE = division units; 1 TE = 5.08 mm)
2 Guide rails
1 Screw-type connector
1 Installation instructions
NRS 2-5 d
1 Level switch, 19" slide-in unit, front panel to DIN 41494, part 5, 6 TE
1 Installation instructions