GESTRA NRS 2-50, Оригинальное руководство по установке и эксплуатации

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5 NRS 2-50, NRS 2-51 - Installation & Operating Manual -
819179-05
Directives and standards
VdTÜV Bulletin “Wasserstand 100” (Water Level 100)
The NRS 2-50, NRS 2-51 level switch, in combination with the NRG 2.-.. level electrode
and NRGT 26-. level transmitter, has type approval in accordance with VdTÜV Bulletin “Wasserstand
100” (Water Level 100), which describes the requirements for water level control and limiting equip-
ment for boilers.
ATEX (Atmosphère Explosible)
The equipment must not be used in potentially explosive atmospheres, in accordance with European
Directive 2014/34/EU.
LVD (Low Voltage Directive) and EMC (Electromagnetic Compatibility)
The equipment conforms to the requirements of the Low Voltage Directive 2014/35/EU and the
EMC Directive 2014/30/EU.
Notes on the Declaration of Conformity/Manufacturer’s Declaration
For details on the conformity of our equipment with European Directives, please refer to our Declaration
of Conformity or our Manufacturer's Declaration.
The current Declaration of Conformity/Manufacturer's Declaration is available at www.gestra.com
Documents, or can be requested from us.
Approval for marine use
In combination with the NRGT 26-.s level transmitter, the NRS 2-5.. level switch is approved for marine
use.
UL/cUL (CSA) approval
The equipment conforms to standards: UL 508 and CSA C22.2 No. 14-13, Standards for Industrial
Control Equipment. File E243189.