GESTRA NRR 2-52, Оригинальная инструкция по установке

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Contents
Page
Important notes
Usage for the intended purpose ...............................................................................................................5
Function ..................................................................................................................................................5
Safety note ..............................................................................................................................................6
Directives and standards
VdTÜV Bulletin "Wasserstand 100" (= Water Level 100) ..........................................................................6
LV (Low Voltage) Directive and EMC (Electromagnetic Compatibility) ........................................................6
ATEX (Atmosphère Explosible) .................................................................................................................6
UL/cUL (CSA) Approval ............................................................................................................................6
Note on the Declaration of Conformity / Declaration by the Manufacturer ........................................6
Technical data
NRR 2-52, NRR 2-53 ...............................................................................................................................7
Scope of supply ......................................................................................................................................9
In control cabinet: Mounting level controller
Dimensions NRR 2-52, NRR 2-53 ..........................................................................................................10
Key .......................................................................................................................................................10
Installation in control cabinet .................................................................................................................10
Name plate / marking ...........................................................................................................................11
In control cabinet: Installing the operating & display unit
Dimensions URB 50 ..............................................................................................................................12
Key .......................................................................................................................................................12
Installation in control cabinet .................................................................................................................12
Name plate / marking ...........................................................................................................................12
In control cabinet: Wiring level controller
Wiring diagram for level controller NRR 2-52 .........................................................................................13
Key .......................................................................................................................................................13
Wiring diagram for level controller NRR 2-53 .........................................................................................14
Key .......................................................................................................................................................14
In control cabinet: Wiring the operating & display unit
Back of equipment, position of connector ..............................................................................................15
Connection of supply voltage .................................................................................................................15
Pin assignment for data line NRR 2-52, NRR 2-53 - URB 50 .................................................................15
Key .......................................................................................................................................................15