GESTRA NRR 2-40 - Important Safety and Operational Notes; Intended Use and Safety Qualifications; Safety Warnings and Compliance

5
Important Notes
Danger
The terminal strips of the equipment are live during operation.
This presents the danger of electric shock.
Cut off power supply before mounting or removing the terminal strips and the housing
cover.
Usage for the intended purpose
Use the level controller NRR 240 only in conjunction with GESTRA level electrode NRG 2640 for
controlling liquid levels of conductive fluids.
Safety note
The equipment must only be installed and commissioned by qualified and competent staff. Retrofitting
and maintenance work must only be performed by qualified staff who – through adequate training –
have achieved a recognised level of competence.
LV (Low Voltage) Directive and EMC (Electromagnetic Compatibility)
The level controller NRR 240 meets the requirements of the Low Voltage Directive 2014/35/EU
and the EMC Directive 2014/30/EU.
Attention
The name plate specifies the technical features of the equipment. Note that any piece of
equipment without its specific name plate must neither be commissioned nor operated.
ATEX (Atmosphère Explosible)
According to the European Directive 2014/34/EU the equipment must not be used in potentially explo
sive areas.