GESTRA NRR 2-52 - UL Components; Disposal

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65NRR 2-52, NRR 2-53, URB 55 - USA- Installation & Operating Manual - 850698-00

Disposal

Dispose of the level controller and the visual display and operating unit in accordance with statuto-

ry waste disposal regulations.

UL components

NRR 2-52 and NRR 2-53 level controllers are registered under XACN.E513189. The URB 55 visual

display and operating unit is registered under E514624.

Main Page

Table of Contents2
Content of this Manual5
Scope of Supply, Product Package5
How to Use this Manual6
Illustrations and Symbols Used6
Hazard Symbols in this Manual6
Types of Warning7
Specialist Terms, Abbreviations8
Usage for the Intended Purpose9
IT Security and Rules for the Use of Ethernet Devices10
Applicable Directives and Standards - NRR 2-52, NRR 2-5310
Applicable Directives and Standards - URB 5511
Improper Use11
Basic Safety Information12
Required Personnel Qualifications12
Notes on Product Liability12
Function13
Possible Combinations of Functions and Equipment13
Technical Data of the NRR 2-52, NRR 2-5315
Technical Data of the URB 5517
Factory Default Settings of the NRR 2-52, NRR 2-5319
Nrr 2-5219
Nrr 2-5319
Nrr 2-52, Nrr 2-5319
Factory Default Settings of the URB 5520
Rating Plate, Identification of the NRR 2-5221
Rating Plate, Identification of the NRR 2-5322
Rating Plate, Identification of the URB 5523
Functional Elements and Dimensions of the NRR 2-52, NRR 2-5324
Installing the NRR 2-52, NRR 2-53 Level Controller25
Dimensions of the URB 5526
Required Installation Aperture in the Control Cabinet Door or Switch Panel26
Installing the URB 5527
Connecting the URB 5528
Ports and Sockets on the Back of the Unit28
Connection for 24 V DC Supply Voltage - Pin Assignment28
Pin Assignment of Data Line between URB 55 and NRR 2-52, NRR 2-5328
Safety Information for Electrical Connection of the Level Controller29
Wiring Diagram of the NRR 2-52 Level Controller30
Wiring Diagram of the NRR 2-53 Level Controller31
Electrical Connection of the NRR 2-52, NRR 2-5332
Connecting the 24 V DC Power Supply32
Connecting the Output Contacts32
Notes on Connecting Inductive Loads32
Connecting the Level Electrode/Level Transmitter32
Connecting the Actual Value Output OUT1 and Analog Output OUT2 (4 - 20 Ma)32
Connecting the Digital Input (Terminals 29/30)32
Connecting the Potentiometer (0 - 1000 W)32
Connecting the Data Line between the Level Controller and the URB 5533
Connecting the Spectormodul System33
Changing the Equipment Settings34
Setting the Measuring Range36
Setting the Measuring Range for the NRGT 26-2 Level Transmitter36
Status Display of the NRR 2-52, NRR 2-5337
Visual Display and Operating Unit URB 5538
Switching on the Supply Voltage38
Operation and Navigation39
User Interface (Example)39
Color Coding of Input and Status Fields39
Automatic Functions40
Entering Parameters Using the Virtual Keypad40
Entering Parameters with Password Protection41
Scroll Bar for Long Lists and Menus41
Icons and Functions of the NRR 2-52, NRR 2-5342
Home Screen of NRR 2-52, NRR 2-53 Level Controllers45
Alarm and Fault Indications46
Opening the Alarm History47
System Settings48
System Information48
Setting the Date/Time49
Password49
Network Settings50
Data Exchange Via Modbus TCP50
VNC Server / Remote Software51
Configuring the Level Controller52
Setting the MIN/MAX Switchpoints and Set Point52
Automatic/Manual Mode53
Trend Log54
Test - Testing the Relays of the Connected Level Controller55
Valve Calibration in Manual Mode When a Feedback Potentiometer Is Connected56
Pump Control57
Calibrate the Boiler Level (for NRG258
Setting the Level Controller59
Guide to Setting Control Parameters59
Setting the Level Controller for 3-Element Control60
System Malfunctions in the URB 5561
Indication of System Malfunctions in the Alarm and Error List Using Error Codes61
Common Faults and Issues During Use of the URB 5562
System Malfunctions in the NRR 2-52, NRR 2-5363
Causes63
Check the Installation and Configuration before Systematic Troubleshooting63
What to Do in the Event of System Malfunctions64
Checking Installation and Function64
Taking the NRR 2-52, NRR 2-53 out of Service64
Taking out of Service URB 5564
UL Components65
Disposal65

GESTRA NRR 2-52 - UL Components; Disposal

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