1Installation Instructions 810375-03Operating Terminal and Display Unit URB 1URB 1
10Technical dataType approval no.TÜV · 98-399 (level)TÜV · WÜL · 02-007 (conductivity)InputPower supply: 18 V – 36 V DCInterface for CAN bus using CAN
11 Wire equipment in series. Star-type wiring is not permitted. Interlink screens of control cables such that electrical continuity isensured and co
12Tools Screwdriver for slotted screws, size 2.5, completely insulated according toVDE 0680Wiring – continued –Note Connect screen only to termina
13Basic SettingsCAN-BusAll level and conductivity controllers and associated electrodes are interconnected bymeans of a CAN bus using the CANopen prot
14Basic Settings – continued –Adjusting display brightnessThe brightness of the LCD display can beadjusted as necessary.Press button several tim
15Basic Settings – continued –Adjusting display brightness – continued –Press button several times toincrease the brightness.Press button
16Basic Settings – continued –Changing factory set node ID of the URB 1 / Adjusting & changing node IDThe factory set node ID of the URB 1 is“060
17Basic Settings – continued –Changing factory set node ID of the URB 1 / Adjusting & changing node ID – continued –Press button briefly to
18Basic Settings – continued –Changing factory set node ID of the URB 1 / Adjusting & changing node ID – continued –Press button twice brie
19Basic Settings – continued –Setting /changing node IDs of bus-based equipmentThe standard default node ID setting of allbus devices that can be dis
2ContentsUsage for the intended purpose ...8Safety note ...
20Basic Settings – continued –Setting /changing node IDs of bus-based equipment – continued –Press button once briefly to select thedigit “0”.P
21Basic Settings – continued –Setting /changing node IDs of bus-based equipment – continued –Press button seven times briefly toselect the digi
22Basic Settings – continued –Setting /changing node IDs of bus-based equipment – continued –Press button twice briefly to save thesettings and
23Press button briefly to enter the displaywindow of the level controller NRR 2-40.Actual level (graphical representation)Actual level (percentag
24Basic Settings – continued –Visual display / Parameterisation of bus devices – continued –Press button briefly to enter theparameterisation m
25Basic Settings – continued –Visual display / Parameterisation of bus devices – continued –Press button briefly to enter theparameterisation m
26Press button briefly to enter the errormessages window.For more information refer to sectionMalfunction, Troubleshooting, FaultFinding List on
27Press button briefly to enter the displaywindow of the level switch NRS 1-42.HIGH LEVEL switchpointSwitchpointsLOW LEVEL switchpointPress butto
28Basic Settings – continued –Visual display / Parameterisation of bus devices – continued –Press button briefly to enter the errormessages win
29Basic Settings – continued –0 % /100 % calibration for capacitance level monitoring systemPress button three times briefly to enterthe window
3Manual operation via external control valve ... 70Stand-by operation with the steam boile
30Basic Settings – continued –0 % /100 % calibration for capacitance level monitoring system – continued –Press button once briefly.Press butto
31Basic Settings – continued –0 % /100 % calibration for capacitance level monitoring system – continued –Press button three times briefly to e
32Basic Settings – continued –Calibrating the feedback potentiometer of an external control valvePress button briefly to activate themanual mode
33Basic Settings – continued –Calibrating the feedback potentiometer of an external control valve – continued –Press and hold down button until
34Basic Settings – continued –Calibrating the feedback potentiometer of an external control valve – continued –Press and hold down button until
35Press button once briefly to return tothe main window.Basic Settings – continued –Calibrating the feedback potentiometer of an external contro
36Basic Settings – continued –Establishing switchpoints and proportional coefficient XpPress button once briefly to activatethe line editing mod
37Basic Settings – continued –Establishing switchpoints and proportional coefficient Xp – continued –Press button once briefly to activate the
38Press button once briefly.In our example switchpoint 1(MAX switchpoint) shall be established at70 %.Basic Settings – continued –Establishing s
39Basic Settings – continued –Establishing switchpoints and proportional coefficient Xp – continued –Press button twice briefly to return toth
4Wiring DiagramFig. 2Fig.1Terminating resistor 120 Ω,Paired cable*) CEP = central earthable pointOperatingterminalURB 1ConductivitycontrollerLRR 1-40C
40Basic Settings – continued –Adjusting sensitivity of responsePress button twice briefly to activatethe line editing mode.Use buttons and
41Basic Settings – continued –Adjusting sensitivity of response – continued –Press button three times briefly to savethe setting and return to
42Basic Settings – continued –Setting relay delay timesPress button once briefly to activatethe line editing mode.Use button or to scr
43Press button once briefly.Press button to move to the next digit inthe same line.Press button once briefly.In our example the digit “
44Press button twice briefly to deactivatethe line editing mode.In our example the relay delay time for theMAX switchpoint of the NRR 2-40 is 2 s
45Basic Settings – continued –Adjusting conductivity controllerPress button twice briefly to activatethe line editing mode.Use button or
46Press button once briefly to deactivatethe line editing mode.All conductivity values metered will now beindicated in [ppm].Press button on
47Press button once briefly to deactivatethe line editing mode.Press button once briefly to enter theline where the conductivity setpoint of
48Press button twice briefly to select thedigit “3”.Press button five times briefly.In our example a conductivity setpoint of3000 µS/cm has
49Press button once briefly to deactivatethe line editing mode.Press button once briefly to enter theparameterisation window for the followi
5Functional ElementsFig. 31 2 3 456
50Press button twice briefly to select thedigit “2”.Press button twice briefly.In our example the proportional band Xpwas set to 20 %.Press
51Press button once briefly to enter theline where the operating position of thecontinuous blowdown valve can bechanged.Press button once br
52Basic Settings – continued –Adjusting conductivity controller – continued –flashingPress button once briefly.In this line you can establish th
53Basic Settings – continued –Adjusting conductivity controller – continued –Press button once briefly to activate the100% adjustment position.
54Press button once to activate the lineselection mode.Press button four times briefly.In this line you can decide whether you wantto use re
55Press button once briefly to activate the lineediting mode.Basic Settings – continued –Adjusting conductivity controller – continued –Press b
56Press button once briefly to activate the lineselection mode.The frequency of the intermittent blowdown canbe adjusted in the line editing mode
57Press button twice briefly to accept theconfiguration.Press button once briefly to return tothe main window.Press button once briefly
58Basic Settings – continued –Adjusting LIN (linear) temperature compensationPress button once briefly to activatethe line editing mode.The spli
59Press button once briefly to activate theline editing mode.If the reading of the calibrated conductivitymeter does not tally the value indicate
6Functional ElementsFig. 4ABA7
60Press button once briefly to accept theconfiguration.In our example a gradient of 1.9 % / °C wasadjusted.Press button twice briefly to ret
61Basic Settings – continued –Adjusting NORM (standard curve) temperature compensationPress button twice briefly to activate theline editing mod
62Press button once briefly to activate theline editing mode.In this window the following parameters canbe set: Standard curve temperature compe
63Press button once briefly to selectthe digit “1”.Press button once briefly to accept theconfiguration.The standard curve “01” is now activ
64Press button once briefly to select thefunction “start”.Press button once briefly to finish theconfiguration.Raise temp./ pressure until t
65Press button three times briefly toreturn to the main window.Press button twice briefly to selectthe function “Stop”.The recording of the
66Basic Settings – continued –Enabling AUTO temperature compensationPress button twice briefly to activatethe line editing mode.The split-screen
67Press button once briefly to finish theconfiguration.In our example we have activated an AUTO curvewith 15 temp./conductivity values which has
68Basic Settings – continued –Disabling temperature compensationPress button twice briefly to activatethe line editing mode.The split-screen mai
69Press button once briefly to save settings andfinish the configuration.The temperature compensation is now disabled.Press button once brie
7Program button for switching between operating mode and parameterisation modeIncrease buttonDecrease buttonEnter buttonManual / automatic buttonIllum
70OperationManual operation via external control valvePress button briefly to enter the displaywindow of the level controller NRR 2-40.The split-
71Operation – continued –Stand-by operation with the steam boiler disconnectedUse an external switch to enable the stand-bymode of the conductivity c
72TroubleshootingThe sources of malfunctions occurring in CAN bus systems operating with several bus-based stations must be analysed systematically si
73The thermal fuse of one of the levelelectrodes has been triggered.Check that the level electrode has beenmounted as specified in the installationman
74The CAN bus communication of acontroller is disrupted.Check that the controller and the levelor conductivity electrode have beenmounted as specified
75AnnexAttention Do not assign the same node ID twice within the CAN bus network.Establishing / changing node IDIf several systems of the same kind a
76Fig. 5 Rear panel of the URB 1Fig. 6 Default factory setting 250 kBit/sAnnex – continued –Baud rateS8S9 S0250 kBit/sCable length125 mOFFONOFFOFF125
77.oNtnegagninoitidnoCC°52ta]mc/Sm[ytivitcudnoccisaB1adoscitsuaC0622adoscitsuaC08013adoscitsuaC00454adoscitsuaC000115etahpsohpmuidosirT0916etahpsohpmu
78Annex – continued –Declaration of conformity Fixing screw for panel mountingKeyWe hereby declare that the equipment URB 1 conforms to the following
79Example of InstallationFig. 7959563A
8The URB 1 is a user-friendly operating terminal and display unit for GESTRA CANbus systems using the CANopen protocol. The equipment makes retrieving
80810375-03/304 · © 2002 GESTRA GmbH · Bremen · Printed in GermanyGESTRA GmbHPostfach 10 54 60, D-28054 Bremen, Münchener Str. 77, D-28215 BremenT
9FunctionExplanatory Notes – continued –System description – continued –The URB 1 communicates with other GESTRA system components via a designatedC
Kommentare zu diesen Handbüchern