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No.

Conditioning agent

Basic conductivity at 25 °C

Caustic soda

260 [µS/cm]

Caustic soda

1080 [µS/cm]

Caustic soda

5400 [µS/cm]

Caustic soda

11000 [µS/cm]

Trisodium phosphate

190 [µS/cm]

Trisodium phosphate

1100 [µS/cm]

Trisodium phosphate

5900 [µS/cm]

Trisodium phosphate

11200 [µS/cm]

Sodium sulphite

980 [µS/cm]

Dipolique 444

200 [µS/cm]

Levoxin

195 [µS/cm]

Adjusting NORM (standard curve) temperature compensation

– continued –

Commissioning

– continued –

Press button

once briefly to select the

digit “1”.

OFF

Tk [Auto]

Temp.

: 019,7 °C

: 0,210

NORM

/ Start

Stop

AUTO

Tk:

Tk [Tab ]

LIN

flashing

Press button

once briefly to accept and save

the configuration and to activate the standard

curve “1”.
The temperature values of the standard curve “1”

are based on the conditioning agent caustic soda

with a basic conductivity of 260 µS/cm at 25 °C.

OFF

Tk [Auto]

Temp.

: 019,7 °C

: 0,210

NORM

/ Start

Stop

AUTO

Tk:

Tk [Tab ]

LIN

once briefly

DIPOLIQUE 444

is a registered trademark of DIPOLIQUE GmbH, Stuhr, Germany

LEVOXIN

is a registered trademark of LANXESS GmbH, Leverkusen, Germany

Содержание URB 1

Страница 1: ...1 E N English Operating Terminal Display Unit URB 1 Original Installation Instructions 810375 07 ...

Страница 2: ...e Explanatory Notes Scope of supply 5 Description 5 Function 6 System components 6 Design 6 URB 1 13 Tools 13 Example of Installation 13 Key 13 Installation Electrical Connection Control cable 14 Note 15 CAN bus voltage supply 15 Attention 15 Wiring diagram 16 Key 16 URB 1 7 Name plate marking 8 Dimensions 9 Technical Data URB 1 10 Key 12 Design URB 1 11 Key 12 Functional Elements ...

Страница 3: ...ty controller 52 63 Adjusting linear LIN temperature compensation 64 66 Adjusting standard curve NORM temperature compensation 67 71 Enabling automatic AUTO temperature compensation 72 73 Disabling temperature compensation 74 75 Contents continued Commissioning Procedure Page Manual operation of an external control valve 76 Stand by operation with the steam boiler disconnected 77 Operation Bus cab...

Страница 4: ...chieved a recognised level of competence The equipment meets the requirements of the Low Voltage Directive 2014 35 EU Attention The name plate specifies the technical features of the equipment Note that any piece of equipment without its specific name plate must neither be commissioned nor operated LV Low Voltage Directive According to the European Directive 2014 34 EU the equipment must not be us...

Страница 5: ...gizing and de energizing times of the relays can be set individually for their respective switchpoints The following tables list the GESTRA systems that can be viewed by the URB 1 Standard display Level Conductivity NRS 1 40 NRS 1 41 NRS 1 42 NRS 2 40 NRR 2 40 LRR 1 40 Actual value bar chart Actual value numerical Switchpoint symbol High level alarm electrode HW Low level alarm electrode LW Manual...

Страница 6: ...ible from the back External dimensions 95 x 95 x 63 Function The URB 1 communicates with other GESTRA system components via CAN bus using the CANopen protocol to DIN ISO 11898 The URB 1 can also be used to operate and display further system components during operation n Capacitance level switch NRS 2 40 CANopen n Level controller NRR 2 40 CANopen n Conductivity level switch NRS 1 42 CANopen n Low ...

Страница 7: ...g CANopen protocol to DIN ISO 11898 Indicators and adjustors 1 illuminated graphic display resolution 128 x 64 pixels 5 pushbuttons 1 three pole code switch for baud rate setting Supply voltage 18 V to 36 V DC Protection Front panel IP 54 to DIN EN 60529 Back IP 00 to DIN EN 60529 Admissible ambient temperature 0 55 C Body material Front panel Aluminium with polyester membrane Casing Noryl GFN 2 S...

Страница 8: ... 391769 TÜV WR XX 399 TÜV WÜL XX 007 S CAN BUS 24V DC Betriebsanleitung beachten See installation instructions Voir instructions de montage Bediengerät Control unit Appareil de contrôle URB 1 V2 Münchener Str 77 D 28215 Bremen Germany GESTRA AG ON OFF Baudrate 3 2 1 1 2 3 4 5 _ CL S CH 311099 XX XX XX 20XX URB 1 ...

Страница 9: ...9 045 3450 S cm S cm W W 8 Technical Data continued Dimensions Fig 2 6 3 95 95 ...

Страница 10: ...10 Design URB 1 Fig 3 9 8 7 8 ...

Страница 11: ...11 Functional Elements URB 1 Fig 4 1 6 5 4 3 2 ...

Страница 12: ...hing between operating mode and parameterisation mode 2 Increase button 3 Decrease button 4 Enter button 5 Manual automatic button 6 Illuminated LCD display resolution 128 x 64 Pixel 7 Code switch for baud rate setting 8 Fixing screws for panel mounting 9 5 pole connector ...

Страница 13: ...iver 5 5 100 Installation URB 1 Panel mounting 1 Provide panel cut out dimensions 92 0 8 x 92 0 8 2 Install URB 1 using the fixing clips supplied with the equipment Fig 5 Example of Installation 8 Fixing screw for panel mounting Key 8 1 1 8 73 ...

Страница 14: ... control cabinet exceeds 15 m we recommend that you fit a branching box that is resistant to electromagnetic interference stock code 1501214 and use a control cable with a larger conductor size for the distance to the control cabinet Set baud rate via code switch 7 Make sure that all bus nodes feature the same settings S 1 S 2 S 3 Baud rate Cable length Number of pairs and conductor size mm2 OFF O...

Страница 15: ...nits with voltage supply Qty x Power output per item Sum x 6 W W Please enter data Sum 1 W Sensor transmitter control units operating display unit URB 1 Qty x Power consumption per item Sum x 3 W W Operating Display Unit URB 2 x 5 W W Please enter data Sum 2 W If sum 2 exceeds sum 1 supply the CAN bus with 24 V DC coming from a separate and stabilized safety power supply unit e g SITOP Smart 24 V ...

Страница 16: ...16 Wiring diagram Fig 6 Electrical Connection continued 0 a a 0 Terminating resistor 120 Ω RES 1 or RES 2 a CAN bus line twisted pair control cable Key ...

Страница 17: ...ntral earthing point CEP n To protect the switching contacts fuse circuit with T 2 5A or according to TRD regulations 1 0 A for 72 h operation n If two or more system components are connected in a CAN bus system provide the first and the last device with a terminating resistor of 120Ω n Note that in a CAN bus network only one water level limiting system may be used n Do not interrupt the CAN bus n...

Страница 18: ...se refer to the fault finding list in the section Malfunctions Troubleshooting Bus cable All devices level conductivity are interconnected via CAN bus The CANopen protocol is used for the data exchange between the equipment groups All devices have an electronic address the node ID The four core bus cable serves as power supply and data highway for high speed data exchange The CAN address node ID c...

Страница 19: ... 2 X 3 X 4 6 7 8 9 10 Factory setting TRS 5 40 1 TRS 5 40 2 X 1 90 X 2 90 97 98 High level alarm NRS 1 41 NRG 16 41 Reserved Reserved Reserved X X 1 X 2 X 3 X 4 6 7 8 9 10 Factory setting Further components SRL 40 X sensor level limiter hi alarm 2 Factory setting ORT 6 98 Factory setting On off level control Reserved NRS 1 42 NRG 16 42 X 1 X X 1 19 20 21 Factory setting Modulating level control UR...

Страница 20: ...ller etc In most cases it is sufficient to commission the equipment with the default factory settings The code switch 7 is on the back of the equipment Attention n We recommend that you commission the CAN bus devices with the default factory setting n Do not use a node ID for more than one piece of equipment in the CAN bus system Fig 8 Factory setting 250 kBit s Code switch settings S1 S2 S3 Baud ...

Страница 21: ...the URB 1 is shown 3 sec Applying mains voltage After applying the mains voltage the following information appears on the equipment n Equipment version n Software version n Operating status Operational ready for operation Not Operational malfunction new start up If the system does not detect a malfunction after the mains voltage has been switched on the start up window will appear after several se...

Страница 22: ...n briefly The start window is shown now Adjusting display contrast continued Press button several times to increase the contrast URB 1 ID 060 P briefly several times briefly Press button several times to decrease the contrast URB 1 ID 060 P several times briefly ...

Страница 23: ...TRA bus equipment If additional operating terminals type URB 1 are used in a CAN bus system you have to set their node IDs to values above 060 Make sure that you do not use the same node IDs for different bus devices Press button briefly to activate the line selection mode P URB 1 ID 060 P P URB 1 ID 060 P Press button for 3 sec The address parameterisation mode of the URB 1 is shown briefly 3 sec...

Страница 24: ...move the cursor two steps further Press button once briefly to select the digit 1 In our example the node ID was set to 061 Press button briefly to activate the line editing mode Use button or to increase or decrease the first digit P URB 1 ID 060 P E URB 1 ID 060 P URB 1 ID 061 P flashing flashing flashing briefly twice briefly once briefly ...

Страница 25: ...oring device one low level alarm one high level alarm and only one conductivity monitoring device per vessel e g steam boiler or feedwater deaerator If the monitoring systems of more than one vessel are to be displayed provide one URB 1 per vessel Press button briefly The system will re start The start window appears after approx 10 seconds In our example the node ID was set to 061 briefly ...

Страница 26: ... We recommend to accept the factory set node IDs of GESTRA bus devices For the relevant node ID settings please refer to the corresponding installation manual of the device in question P NRS 1 40 ID OFF NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P 1 030 000 030 000 2 000 000 010 000 3 000 000 010 000 4 030 030 030 000 2 1 NRR 2 40 NRS 2 40 1 2 P Press button br...

Страница 27: ...n twice briefly to select the digit 0 P NRS 1 40 ID OFF NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P NRS 1 40 ID 028 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P E NRS 1 40 ID 028 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P NRS 1 40 ID 008 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF ...

Страница 28: ...he node ID of the NRS 1 41 can now be adjusted E NRS 1 40 ID 008 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P NRS 1 40 ID 001 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P E NRS 1 40 ID 001 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 40 ID OFF NRR 2 40 ID OFF LRR 1 40 ID OFF P NRS 1 40 ID 001 NRS 1 41 ID OFF NRS 1 42 ID OFF NRS 2 4...

Страница 29: ...n briefly to activate the parameterisation mode In our example the node IDs of all bus devices have already been adjusted If the NRS 1 42 is to be displayed set the node IDs of the NRS 2 40 and NRR 2 40 to OFF E NRS 1 40 ID 001 NRS 1 41 ID 006 NRS 1 42 ID OFF NRS 2 40 ID 039 NRR 2 40 ID 040 LRR 1 40 ID 050 P E 045 3450 S cm S cm W W briefly briefly ...

Страница 30: ... bus based equipment Press button briefly to enter the display window of the level controller NRR 2 40 1 Actual level graphical representation 2 Actual level percentage 3 Setpoint deviation 4 Proportional band Xp 5 Switchpoints NRR 2 40 6 Valve position The split screen start window shows which GESTRA bus devices can be indicated n High level limiter NRS 1 41 n Low level limiter NRS 1 40 n Level s...

Страница 31: ...ore information see section Malfunctions Troubleshooting Fault Finding List on pages 79 and 80 Press button briefly to enter the parameterisation mode for the following settings n 0 100 calibration NRG 26 40 n Switchpoints NRR 2 40 n Proportional band NRR 2 40 n Switchpoints NRS 2 40 0 100 100 1 080 080 2 060 060 3 040 040 4 020 020 2 1 NRR 2 40 NRS 2 40 1 2 P Press button briefly to return to the...

Страница 32: ...window of the conductivity controller LRR 1 40 1 Actual conductivity value 2 Conductivity setpoint 3 Max conductivity value 4 24 h purging pulse for continuous blowdown valve 5 Operating position of the continuous blowdown valve 6 Valve position of the continuous blowdown valve Press button briefly to enter the parameterisation mode for the following settings n Linear temperature compensation LIN ...

Страница 33: ...ed equipment continued Press button briefly to return to the start window Press button briefly to enter the error messages window For more information see section Malfunctions Troubleshooting Fault Finding List on pages 79 and 80 briefly briefly E 045 3450 S cm S cm W W ...

Страница 34: ...continued Press button briefly to enter the display win dow of the level controller NRS 1 42 1 High level switchpoint MAX 2 Switchpoints 3 Low level switchpoint MIN The split screen start window shows which GESTRA bus devices can be indicated n Level switch NRS 1 42 This window appears if as shown in our example only the NRS 1 42 is displayed NRS 1 42 1 P 0 5 S cm 10 MAX MIN NRS 1 42 1 Commissioni...

Страница 35: ... displayed If the node IDs of the bus devices NRS 2 40 and NRR 2 40 have been established such that the equipment can be displayed on the URB 1 the indication of these devices will take priority over the NRS 1 42 and the display window of the NRS 1 42 will be blanked Press button briefly to enter the para meterisation mode for the following settings n Relay energising times n Relay de energising t...

Страница 36: ...us devices can be indicated n High level limiter NRS 1 41 n Low level limiter NRS 1 40 n Level switch NRS 2 40 n Level controller NRR 2 40 n Conductivity controller LRR 1 40 Before commissioning the installation establish the measuring range of the capacitance level electrode NRG 26 40 by calibrating the 0 and 100 settings 0 100 100 1 080 080 2 060 060 3 040 040 4 020 020 2 1 NRR 2 40 NRS 2 40 1 2...

Страница 37: ...practial reasons it is not possible to raise the water level to 100 please proceed as follows Press button briefly to save the 0 level set ting E 1 080 080 2 060 060 3 040 040 4 020 020 2 1 0 100 100 P NRR 2 40 NRS 2 40 1 2 1 080 080 2 060 060 3 040 040 4 020 020 2 1 0 100 100 P NRR 2 40 NRS 2 40 1 2 P 1 080 080 2 060 060 3 040 040 4 020 020 2 1 0 100 100 P P NRR 2 40 NRS 2 40 1 2 flashing briefly...

Страница 38: ... the start window Press button 5 times briefly Pressing the button in program mode will decrement the calibration level in steps of 10 to a minium of 50 In our example the calibration level is 50 This calibration method saves time and prevents the loss of feedwater 1 080 080 2 060 060 3 040 040 4 020 020 2 1 0 50 100 P P NRR 2 40 NRS 2 40 1 2 flashing 5 times briefly twice briefly ...

Страница 39: ...indicated n High level limiter NRS 1 41 n Low level limiter NRS 1 40 n Level switch NRS 2 40 n Level controller NRR 2 40 n Conductivity controller LRR 1 40 Before commissioning the installation calibrate the 0 CLOSED and 100 OPEN range of the feedback potentiometer of an external control valve Press button briefly to enter the display window of the level controller NRR 2 40 NRR 2 40 NRS 2 40 1 2 M...

Страница 40: ...d Press button once briefly to save the current resistance value of the feedback potentiometer as 0 setting valve CLOSED Press button 3 times briefly to activate the line editing mode for calibrating the signal of the feed back potentiometer P 100 M 0 P NRR 2 40 1 100 M 0 P NRR 2 40 1 E 100 M 0 P NRR 2 40 1 flashing flashing 3 times briefly hold down once briefly ...

Страница 41: ...n until the control valve is open Press button once briefly to activate the line editing mode for calibrating the signal of the feed back potentiometer M 0 100 P NRR 2 40 1 P M 0 100 P NRR 2 40 1 flashing flashing Press button briefly to select the calibration of the 100 setting M 0 100 P NRR 2 40 1 briefly once briefly hold down ...

Страница 42: ...alve continued Press button 3 times briefly to save the current resistance value of the feedback potentiometer as 100 setting valve OPEN Press button briefly to activate the manual mode E MAX MIN W 045 05 XP20 100 1 080 4 020 1 NRR 2 40 NRS 2 40 1 2 MAX MIN W 045 05 XP20 100 1 080 4 020 1 NRR 2 40 NRS 2 40 1 2 3 times briefly briefly once briefly ...

Страница 43: ...S 2 40 n Level controller NRR 2 40 n Conductivity controller LRR 1 40 Before commissioning the installation establish the proportional band and the MAX and MIN switchpoints for the level controller NRR 2 40 For level switch NRS 2 40 you can establish four switchpoints Press button 3 times briefly to enter the window where you can establish the switchpoints and the Xp value 0 100 100 1 080 080 2 06...

Страница 44: ...g button Press button twice briefly to select switchpoint 1 MAX switch point of the NRR 2 40 2 060 060 3 040 040 4 020 020 2 1 0 100 100 1 080 080 P NRR 2 40 NRS 2 40 1 2 P 2 060 060 3 040 040 4 020 020 2 1 0 100 100 1 080 080 P NRR 2 40 NRS 2 40 1 2 E 2 060 060 3 040 040 4 020 020 2 1 0 100 100 1 080 080 NRR 2 40 NRS 2 40 1 2 P flashing flashing Commissioning continued twice briefly once briefly ...

Страница 45: ...d proportional coefficient Xp continued Press button once briefly to deactivate the line editing mode and press button to go to the next line Press button once briefly The last digit in the line is selected underlined and remains 0 for our example MAX switchpoint 70 E 2 060 060 3 040 040 4 020 020 2 1 0 100 100 1 070 080 NRR 2 40 NRS 2 40 1 2 P flashing Commissioning continued once briefly once br...

Страница 46: ...esponds to a proportional band of 060 040 20 The proportional band must be greater than 0 Press button once briefly Switchpoint 3 marks the lower limit of the proportional band for the level controller NRR 2 40 The proportional coefficient and the MIN switch point of the NRR 2 40 as well as the switchpoints of the NRS 2 40 can be adjusted as described above 3 040 040 4 020 020 2 1 0 100 100 2 060 ...

Страница 47: ...1 40 n Level switch NRS 1 42 n Conductivity controller LRR 1 40 Before commissioning the installation adjust the response sensitivity of the NRS 1 42 The response sensitivity of the high level and low level limiters are factory set and cannot be changed Press button twice briefly to select either of the following two response sensitivities n 0 5 µS cm n 10 µS cm 0 5 S cm 10 NRS 1 42 1 P P 0 5 S cm...

Страница 48: ...tinued Press button 3 times briefly to return to the start window Press button briefly In our example the response sensitivity 0 5 µS cm has been selected 0 5 S cm 10 P NRS 1 42 1 flashing Commissioning continued briefly 3 times briefly ...

Страница 49: ...y energizing times of the low level and high level limiters are factory set and cannot be changed with the URB 1 Press button 4 times briefly to enter the window for setting the relay energizing times of the switchpoints The symbol stands for energizing relay The symbol stands for de energizing relay The digit for instance 001 corresponds to a delay time of 100 mS The value 030 corresponds to 3 se...

Страница 50: ...rgizing times continued P 2 000 000 010 000 3 000 000 010 000 4 030 030 030 000 2 1 1 030 000 030 000 NRR 2 40 NRS 2 40 1 2 P E 2 000 000 010 000 3 000 000 010 000 4 030 030 030 000 2 1 1 030 000 030 000 NRR 2 40 NRS 2 40 1 2 P 2 000 000 010 000 3 000 000 010 000 4 030 030 030 000 2 1 1 020 000 030 000 P NRR 2 40 NRS 2 40 1 2 flashing flashing flashing Commissioning continued once briefly once bri...

Страница 51: ...not be adjusted and have the number 000 The relay energizing times of all other switchpoints can be adjusted as described above Setting relay energizing times continued 2 000 000 010 000 3 000 000 010 000 4 030 030 030 000 2 1 1 020 000 030 000 P NRR 2 40 NRS 2 40 1 2 3 000 000 010 000 4 030 030 030 000 2 1 1 020 000 030 000 2 000 000 010 000 P NRR 2 40 NRS 2 40 1 2 Commissioning continued twice b...

Страница 52: ...n Level switch NRS 2 40 n Level controller NRR 2 40 n Conductivity controller LRR 1 40 Press button twice briefly to enter the para meterisation mode for the following settings n µS cm or ppm n Measuring range n Max conductivity value n Setpoint n Min conductivity value MIN MAX w 07000 0 05000 0 01000 0 0 5 12000 Range ppm P S cm S cm S cm S cm S cm P MIN MAX w 07000 0 05000 0 01000 0 0 5 12000 Ra...

Страница 53: ...iefly to activate the line editing mode You can choose between the following ranges n 0 5 to 20 µS cm n 0 5 to 1000 µS cm n 0 5 to 100 µS cm n 0 5 to 2000 µS cm n 0 5 to 200 µS cm n 0 5 to 6000 µS cm n 0 5 to 500 µS cm n 0 5 to 12000 µS cm Adjusting conductivity controller continued MIN MAX w 07000 0 05000 0 01000 0 0 5 12000 Range ppm S cm S cm S cm S cm S cm P MIN MAX w 07000 0 05000 0 01000 0 0...

Страница 54: ...line editing mode Adjusting conductivity controller continued MIN MAX w 07000 0 05000 0 01000 0 0 5 20 ppm S cm S cm S cm S cm S cm P Range E MIN MAX w 07000 0 05000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range MIN MAX 07000 0 05000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w P MIN MAX 07000 0 05000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w flashing flas...

Страница 55: ...f the LRR 1 40 can be adjusted in the same way as the conductivity setpoint Adjusting conductivity controller continued MIN MAX 07000 0 05000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w E MIN MAX 07000 0 03000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w E MIN MAX 07000 0 03000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w MAX 07000 0 03000 0 01000 0 0 5 1...

Страница 56: ...be adjusted The MAX switchpoint of the LRR 1 40 can be adjusted in the same way as the conductivity setpoint Press button twice briefly to activate the line editing mode In this line you can set the proportional band Xp Xp 000 Two position on off control Xp 000 Modulating control Adjusting conductivity controller continued 07000 0 03000 0 01000 0 0 5 12000 ppm S cm S cm S cm S cm S cm P Range w MI...

Страница 57: ...ter the line where the control hysteresis of the LRR 1 40 can be adjusted The hysteresis can be adjusted within a range of 0 to 25 The control hysteresis of the LRR 1 40 can be adjusted in the same way as the proportional band Xp If Xp 0 this function is deactivated Adjusting conductivity controller continued E 08 10 000 Hyst w 24 h J N Xp 4 MIN Auto P 08 10 020 Hyst w 24 h J N Xp 4 MIN Auto P 08 ...

Страница 58: ... the continuous blowdown valve in Press button once briefly to enter the line where the 24 h purging pulse for the continuous blowdown valve can be adjusted Use buttons and to activate or deactivate the 24 h purging pulse Press button twice briefly to activate the line editing mode Use button and to change the values of the digits Press to go to the next digit The value 008 corresponds to an openi...

Страница 59: ...ting mode Press button once briefly The value 008 8 operating position is now selected Press and hold down button until the continuous blowdown valve is closed Adjusting conductivity controller continued 0 100 50 100 008 M P 000 0 100 50 100 008 M P 000 P 0 100 0 100 008 M P 000 flashing flashing 0 100 50 000 100 008 M P E Commissioning continued once briefly once briefly once briefly hold down ...

Страница 60: ...e value of the feedback potentiometer as 0 position valve CLOSED Press and hold down button until the continuous blowdown valve is completely open Adjusting conductivity controller continued E 0 100 0 100 008 M P 000 0 100 0 008 M P 000 100 P 0 100 0 008 M P 000 100 0 100 100 008 M P 000 100 flashing flashing Commissioning continued once briefly once briefly once briefly hold down ...

Страница 61: ... 28 29 and 30 Please observe the wiring diagram of the LRR 1 40 Press button 3 times briefly E 08 10 020 Hyst w 24 h J N Xp 4 MIN Auto P P 08 10 020 Hyst w 24 h J N Xp 4 MIN Auto P 08 10 020 Hyst w 24 h J N Xp 4 MIN Auto P Press button once briefly to save the current resistance value of the feedback potentiometer as 100 position valve OPEN Adjusting conductivity controller continued E 0 100 100 0...

Страница 62: ...settings n Frequency of the intermittent blowdown in hours n Duration of the intermittent blowdown in sec onds Press button once briefly to activate relay contact 4 for establishing for instance a MIN alarm The relay contact 4 of the LRR 1 40 is located across terminals 28 29 and 30 Please observe the wiring diagram of the LRR 1 40 08 10 020 Hyst w 24 h J N Xp 4 MIN P Auto 08 10 020 Hyst w 24 h J ...

Страница 63: ... P P P Commissioning continued Press button twice briefly to accept and save the configuration Press button twice briefly to return to the start window Press button once briefly The duration of intermittent blowdown can be adjusted in the line editing mode in the same way as the proportional band Xp In our example the blowdown frequency was set to 1 hour and the blowdown duration to 1 second 001 h...

Страница 64: ...uctivity controller LRR 1 40 Press button 4 times briefly to enter the parameterisation mode for the following settings n Linear temperature compensation C n Recording a temperature curve n Cell constant C of the conductivity electrode In our example we start from the default fac tory setting TK LIN OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop AUTO Tk Tk Lin 2 1 C LIN P OFF Tk Auto Temp C 019 ...

Страница 65: ... operationg with constant pressure When the boiler is at full working pressure compare the indicated value with the reading of a calibrated conductivity meter the two values must tally Press button once briefly to move the cursor one step further Adjusting linear LIN temperature compensation continued OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Lin 2 1 C LIN P OFF Tk Auto Temp C ...

Страница 66: ...to the start window Press button twice briefly to select the digit 9 Adjusting linear LIN temperature compensation continued OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Lin 1 9 C LIN E OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Lin 1 9 C LIN flashing Commissioning continued twice briefly once briefly twice briefly ...

Страница 67: ...ation is suitable for boilers operating with variable pressure which means that the boiler does not have a fixed working pressure e g low load 10 bar full load 15 bar The standard curves of 11 feedwater conditioning agents with different basic conductivities compensate for thermal influences on measurements within the operating range In our example we start from the default factory setting TK LIN ...

Страница 68: ...ffernt standard temperature curves stored in the URB 1 The curves are applicable for various feedwater conditioning agents with different basic conductivities Adjusting NORM standard curve temperature compensation continued OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Lin 2 1 C LIN OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Tab 00 LIN flashing OFF Tk Auto Temp C...

Страница 69: ...issioning continued Press button once briefly to select the digit 1 OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Tab 01 LIN flashing Press button once briefly to accept and save the configuration and to activate the standard curve 1 The temperature values of the standard curve 1 are based on the conditioning agent caustic soda with a basic conductivity of 260 µS cm at 25 C E OFF T...

Страница 70: ...N Tk Auto Start Stop flashing once briefly once briefly Press button once briefly to enter the line where you can start recording the temperature conductivity curve that is characteristic of your steam boiler The system detects the temp conductivity values from room temperature to operating temperature In case of variable pressure operation we recommend that you also record the AUTO curve If the s...

Страница 71: ...ched its working pressure In our example 15 temp conductivity values were recorded A temperature of 181 7 C was detected at the measuring point of the conduc tivity electrode LRG 16 40 LRG 16 41 which corresponds to a boiler pressure of 10 3 bar E OFF Temp C 019 7 C 1 0 210 NORM P AUTO Tk Tk Tab 01 LIN Tk Auto Start Stop OFF Temp C 0181 7 C 15 0 210 NORM P AUTO Tk Tk Tab 01 LIN Tk Auto Start Stop ...

Страница 72: ... The AUTO curves for temperature compensation are suitable for boilers operating with variable pressure which means that the boiler does not have a fixed working pressure temperature e g low load 10 bar full load 15 bar The procedure for recording an AUTO curve is described on pages 69 to 71 In our example we have started from the setting TK NORM OFF Tk Auto Temp C 0181 7 C 15 0 210 NORM Start Sto...

Страница 73: ... the start window Press button once briefly to select the function AUTO Please note If no AUTO curve is stored the URB 1 switches to linear temperature compensation The digit to the rigth in the line Temp indicates that an AUTO curve ist stored In our example 15 temperatures values are stored in the URB 1 Enabling automatic AUTO temperature compensation continued OFF Tk Auto Temp C 0181 7 C 15 0 2...

Страница 74: ... LRR 1 40 Press button 4 times briefly Some industrial applications may require disabling the temperature compensation In this mode all conductivity measurements indicated by the URB 1 are absolut readings of the current conductivity In our example we start from the default factory setting TK LIN OFF Tk Auto Temp C 019 7 C 0 210 NORM Start Stop AUTO Tk Tk Lin 2 1 C LIN P OFF Tk Auto Temp C 019 7 C...

Страница 75: ...turn to the start window Press button 3 times briefly to select the OFF Disabling automatic AUTO temperature compensation continued Tk Auto Temp C 019 7 C 0 210 NORM Start Stop P AUTO Tk Tk Lin 2 1 C LIN OFF Tk Auto Temp C 025 0 C 0 210 NORM Start Stop AUTO Tk LIN OFF P E flashing Commissioning continued 3 times briefly once briefly once briefly ...

Страница 76: ... 2 40 n Level controller NRR 2 40 n Conductivity controller LRR 1 40 NRR 2 40 NRS 2 40 1 2 MAX MIN W 45 05 XP20 70 1 080 4 020 1 NRR 2 40 NRS 2 40 1 2 MAX MIN W 45 05 XP20 70 1 080 4 020 1 Press button briefly to activate the manual mode Use buttons and in this mode to open and close manually an external control valve Press button a second time to disable the manual mode and to move the control va...

Страница 77: ...n After returning to normal operation the continuous blow down valve moves into the control position and an inter mittent blowdown pulse is given if activated Please observe the wiring diagram shown in the installation operating manual of the LRR 1 40 The split screen start window shows which GESTRA bus devices can be indicated n High level limiter NRS 1 41 n Low level limiter NRS 1 40 n Level swi...

Страница 78: ...ing procedure Systematic malfunction analysis System Malfunctions Step 1 Start Detach terminal strips of all bus based sensors Level electrode Conductivity electrode Pressure sensor Temperature sensor etc Step 3 Apply mains voltage to bus devices of the system e g NRS and NRG Step 2 Plug in terminal strip of the sensor of the system e g NRS and NRG sensor System O K Detach terminal strips between ...

Страница 79: ...llers and electrodes feature the correct node IDs System malfunctions continued Fault finding list for troubleshooting 045 3450 S cm S cm W W NRR 2 40 C C flashing flashing The thermal fuse of the conductivity electrode has been triggered Make sure that the conductivity electrode has been mounted as specified in the installation manual Check whether external influences have caused built up of heat...

Страница 80: ... 41 ID 006 NRS 1 42 ID OFF NRS 2 40 ID 039 NRR 2 40 ID 040 LRR 1 40 ID 050 P P The conductivity electrode is defective The internal connecting cables of the conductivity electrode are short circuited or interrupted Replace conductivity electrode LRG 16 40 41 The CAN bus communication of a controller is disrupted Make sure that the controller and the level or conductivity electrode have been wired ...

Страница 81: ...n the conformity of our equipment according to the European Directives see our Declaration of Conformity or our Declaration of Manufacturer The current Declaration of Conformity Declaration of Manufacturer are available in the Internet under www gestra de documents or can be requested from us ...

Страница 82: ...82 For your Notes ...

Страница 83: ...83 For your Notes ...

Страница 84: ...08472 10 GESTRA AG Bremen Printed in Germany GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E mail info de gestra com Web www gestra de Agencies all over the world www gestra de ...

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