Flowserve LRR1-40 TDS Control Unit Bedienungsanleitung

GESTRA Steam SystemsLRR 1-40Installation Instructions 818527-00TDS Control Unit LRR 1-40

10Explanatory Notes – continued –Technical dataType approval no.TÜV.WÜL.02-007EG BAF-MUC 02 05 103881 003Input/Output Interface for CAN bus to ISO 118

11Explanatory Notes – continued –Technical data - continued -Indicators and adjustors Four pushbuttons as operating elements.Four LEDs for indicating

12Explanatory Notes – continued –Technical data - continued -24 hr purging pulse Forced opening of the continuous blowdown valve every 24 hours, adjus

13Explanatory Notes – continued –Name plateInstallationControl unit LRR 1-40The control unit LRR 1-40 is installed in a control cabinet on a supportin

14WiringBus cableNote that screened multi-core twisted-pair control cable is required as bus line, e.g. UNITRONIC® BUS CAN 2x 2x...mm² or RE-2YCYV-fl

15Wiring – continued –Change baud rate1. Remove lower terminal strip .2. The terminal strip can be unplugged after undoing the right and the left fixi

16Wiring – continued –Wiring diagram LRR 1-401232716LNN1LH1+-CCS234567817 18 19 20 21 22 23 24925102611 1228132914301523 25Potentiometer24V AC/DC Obse

17Wiring – continued –Wiring diagram for CAN busThe following wiring diagram serves as an example:Centralearthing pointCEPOperating device URBControl

18Wiring – continued –Wiring diagram for CAN bus – continued –Tools Screwdriver for slotted screws, size 2.5, completely insulated according to DIN V

19Basic SettingsCAN bus All devices (level, conductivity) are interconnected via CAN bus. The CANopen protocol is used for the data exchange between t

2ContentsPageImportant NotesUsage for the intended purpose...6Safe

20Basic Settings – continued –Factory settingThe control unit LRR 1-40 features the following factory set default values:Control parameters Setpoint

21CommissioningStartApply mains voltage.LED 1-4 are flashing rapidly.LED "Power" is illuminated.LED 1-4 go out after a short period of time.

22OperationNormal operationLED "Power" is illuminated.LEDs 1 - 4 are not illuminated, the conductivity electrode is immersed.Continuous boil

23Operation – continued –Stand-by operationTo avoid loss of water, the continuous blowdown control and the automatic boiler blowdown (if activated) ca

24Operation – continued –MAX limit / MIN limitOnly applicable if: Relay contact 1 (feedback LED 1) works as switching output for MAX limit Relay con

25Operation – continued –Performance testAs part of the performance test a value is simulated that exceeds the measuring range limit of 12000 µS/cm of

26Operation – continued –Performance test for relays 1 and 4Press button briefly.LED 1 and 4 are flashing rapidly.LED 4 is illuminated during intermi

27System FaultsCausesMalfunctions occur if CAN bus components have been mounted or configured incorrectly or if electronic component parts are defecti

28System Faults – continued –Systematic malfunction analysisThe sources of malfunctions occuring in CAN bus systems operating with several bus-based s

29System Faults – continued –Fault finding list for troubleshooting system faultsLED 1-3 (4 for MIN limit) are flashing rapidlyFault: The initialising

3ContentsPageOperationNormal operation ...22Co

30System Faults – continued –Action against high frequency interferenceDue to the digital signal evaluation we recommend the following measures for in

31System Faults – continued –Action against high frequency interference – continued –H. F. Interference suppression of CAN bus line Clamp hinged-shell

32MalfunctionsFault finding list for troubleshootingEquipment does not work - no functionFault: LED "Power" is not illuminated.Remedy:Switc

33AnnexFactory setting of node IDsIndividual node IDs must be set manually in the respective equipment.Please observe the pertinent installation instr

34Annex – continued –Table Node IDIn a CAN bus system a maximum of 123 nodes (devices) can be administered. Each node has its own address (node ID). T

35Annex – continued –Declaration of conformityWe hereby declare that the equipment LRR 1-40 conforms to the following European guidelines: LV guideli

36Examples of installation1234567891011121314152716 17 18 19 20 21 22 23 24 25 26 28 29 30MAX 55°CMAX 95%%IP 202716LNN1LH1+-C CS234567817 18 19 20 21

37For your notes

818527-00/0105agt ©2004 GESTRA AG Bremen Printed in Germanywww.gestra.deGESTRA AGPostfach 10 54 60, D-28054 Bremen Münchener Str. 77, D-28215 Bremen

4Functional Elements12MAXP122716 17 18 19 20 21 22 23 24 25 26 28 29 30LNN1123456789101112131415LH+-CCSFig. 2Fig. 1TestTest12345 6 78910ABCDEF

5KeyLED 1 (MAX)LED 2 (Valve closed)LED 3 (Valve open)LED 4 (MIN)Program button for switching between operating and parameterising modeIncrease buttonD

6Important NotesUsage for the intended purposeUse blowdown controller LRR 1-40 only in conjunction with conductivity electrode LRG 16-40 and an operat

7Important Notes – continued –ATEX (Atmosphères Explosibles)According to the European Directive 94/9/EC the equipment must not be used in potentially

8Explanatory Notes – continued –DescriptionAs the boiler water evaporates, the concentration of non-volatile dissolved solids (TDS) left behind in the

9Explanatory Notes – continued –FunctionThe conductivity electrode LRG 1-40 sends at regular intervals data telegrams via CAN bus to the control unit