background image

 

           

17 

 

 

   

 

     

45° Adapter 

 

 

 

 

   Available for HV 2.1 – 3.11f 

 

 
 

 
Remote Display 

 

 

Available for HV 2.1 – 3.11f 

 
 
 
 

5.2.2

 

Bus interface 

 

MODBUS 

for installation in the  

HYDROVAR 

for external installation 

– switching cabinet 

for external installation – 

wall mounting 

 

 

 

 

5.2.3

 

Sensors (4-20mA) 

 

pressure-transducer 

 

differential-pressure-transducer 

 

level-sensor 

 

temperature-sensor 

 

flow indicator

 (

orifice plate, inductive flow metering) 

 

5.2.4

 

Filter 

 

Motor-coils 

 

Line-coils 

 

EMC Filter (see chapter 6.2 EMV) 

 

 

5.2.5

 

Motor cables for direct-installation 

Available for HV 2.1f – 3.22e 

 

 
 

 
 

Summary of Contents for HYDROVAR HV2.1f

Page 1: ...Operating Instructions HV2 1f HV3 11f HV3 15e HV3 22e HV3 30e HV3 45e V 2012 03A 771079342 HV2_1 3_45 V EN 6A English ...

Page 2: ...nstallation and wiring 22 6 1 Means of protection 22 6 2 EMC electromagnetic compatibility 23 6 3 Wiring and connections 25 6 3 1 Main Voltage Terminals 26 6 3 2 Motor connection 28 6 3 3 Control Terminals 29 6 3 3 1 Connection examples 31 6 4 Selection of the switching frequency 34 6 5 Reduction of the maximum output current 34 6 6 RFI switch 35 7 Programming 36 7 1 Display control panel 36 7 2 F...

Page 3: ...set level 52 9 21 3 2nd Offset level 52 9 21 4 Intensity 1 52 9 21 5 Intensity 2 52 9 21 6 Example for the Offset 53 9 22 Submenu Sequence control 54 9 22 1 Lift Value actual value increase 54 9 22 2 Fall Value actual value decrease 54 9 22 3 Enable sequence control 55 9 22 4 Switch Interval 55 9 22 5 Source of required value 55 9 22 6 Submenu Synchronous Control 56 9 22 6 1 Synchronous Limit 56 9...

Page 4: ...rrors 62 9 31 Operating Hours 63 9 32 Display Contrast 63 9 33 Set Password 63 9 34 Lock Function 63 9 35 Internal Heater 63 9 36 Setting Default Values 64 9 36 1 Default Values Europe 64 9 36 2 Default Values USA 64 9 37 Saving 64 10 Error Signals 65 11 RS 485 Interface 69 12 Auxiliary Texts 69 13 Maintenance 69 Follow the Pump Operating and Maintenance Instructions We reserve the right to alter ...

Page 5: ...ed personnel Unauthorized modifications or changes to the system make all guarantees null and void During operation the motor can be stopped by open a digital input or manually operated whereby the HYDROVAR and the motor remain under voltage For safety reasons the HYDROVAR has to be disconnected from the power supply when carrying out work on the machinery When the HYDROVAR is connected to power s...

Page 6: ...YDROVAR but is not potential free in the circuit In addition voltage fluctuations especially power failures can cause the system to switch off itself Repair of faults can cause the motor to start up again The system may only be put into operation when it has been grounded In addition equipotential bonding of all pipes must be ensured The operating instructions must be read understood and followed ...

Page 7: ...ct your local authority your household waste disposal service provider ort he shop where you purchased the product CAUTION Lifting aids stacker crane crane mounting device lifting blocks sling ropes etc must have the proper dimensions so that they can bear the weight of the HYDROVAR CAUTION It is not allowed to carry the HYDROVAR around by using the connected cables Do not damage the cable during ...

Page 8: ...the pump to maintain pressure in the line when there is no demand This will keep the pumps from continuing to run at zero demand With the HYDROVAR it isn t necessary to have a large tank for supply purposes The tank must be permitted and suitable for systems pressure The tank should have a capacity of min 10 of the maximum system flow rate l min of one pump also valid for multi pump system Example...

Page 9: ... 37 74 7 100 3 45e 45 3x380 460 15 10 89 5 125 50 HYDROVAR Output to the motor Type Rated Output Max Voltage Output Rated Current output Motor connection cables HV kW V A mm 2 1f 1 5 7 2 2f 2 2 3x Uin 10 4x1 5 4x4 3 2f 2 2 5 7 3 3f 3 7 3 4f 4 3x Uin 9 4x1 5 4x4 3 5f 5 5 13 5 3 7f 7 5 17 3 11f 11 3x Uin 23 4x2 5 4x6 3 15e 15 30 3 18e 18 5 37 4x6 4x25 3 22e 22 3x Uin 43 4x10 4x25 3 30e 30 58 4x25 4x...

Page 10: ...ity RH max 50 at 40 C unlimited RH max 90 at 20 C max 30 days per year 75 average per year Class F Condensation is not permitted Air pollution The air may contain dry dust as found in workshops where there is no excessive quantity of dust due to machines Excessive amounts of dust acids corrosive gases salts etc are not permitted Altitude max 1000m above sea level At sites over 1000 m above sea lev...

Page 11: ...C regulations and is tested according to the following standards High Frequency Field Interference ENV 50204 Electrostatic Discharge EN 61000 4 Radio interference Suppression EN 61000 6 1 2002 EN 61000 6 2 2002 EN 61000 6 3 2002 EN 61000 6 4 2002 ...

Page 12: ...HV 2 2f 6 80 HV 3 2f HV 3 3f HV 3 4f 5 80 8 40 All dimensions in millimetres Drawings are not in scale a centre distance between the HYDROVAR 300 mm b expansion space for maintenance 120 mm Wall mounting version high 265 mm width 195 mm depth 195 mm Mounting space around the HYDROVAR 150 mm ...

Page 13: ... HV 3 11f 10 00 12 60 All dimensions in millimetres Drawings are not in scale a centre distance between the HYDROVAR 430 mm b expansion space for maintenance 120 mm Wall mounting version high 305 mm width 280 mm depth 280 mm Mounting space around the HYDROVAR 150 mm ...

Page 14: ...imensions in millimetres Drawings are not in scale a centre distance between the HYDROVAR 550 mm b expansion space for maintenance 300 mm max diameter of the motor fan cover 385 mm Wall mounting version Mounting space above 300 mm beside 200 mm below 150 mm Wall mounting version mm High 430 wide 365 deep 361 ...

Page 15: ... e Not available as motor mounted version Type Weight kg HV 3 30e 57 00 HV 3 37e 57 00 HV 3 45e 60 00 Mounting space above Beside and below the HYDROVAR 500 mm 150 mm All dimensions in millimetres Drawings are not in scale ...

Page 16: ...2 e 0 2 1 2 1 1 1 25 3 30 3 45 e 2 3 2 2 2 2 3 1 1 50 max available cable entries 5 2 Optional components 5 2 1 Fittings Mounting clamps for motor mounting 4 pieces per set only available for HV 1 15 3 11f Mounting ring Available for the diameters 140 mm 155 mm CAUTION If you use a motor with plastic fan cover you have to use a steel mounting ring Distance bushes Distance bushes which are mounted ...

Page 17: ...llation switching cabinet for external installation wall mounting 5 2 3 Sensors 4 20mA pressure transducer differential pressure transducer level sensor temperature sensor flow indicator orifice plate inductive flow metering 5 2 4 Filter Motor coils Line coils EMC Filter see chapter 6 2 EMV 5 2 5 Motor cables for direct installation Available for HV 2 1f 3 22e ...

Page 18: ...struction HV 2 1f HV 3 11f Gasket Display changeable by 180 Pressure transmitter Motor conduit box 4 Mounting clamps Centre bit 4 Screws M5x60 Motorcable HYDROVAR cover 3 screws to fix the cover PTC Motor fan cover Motor ...

Page 19: ...by using the mounting brackets the four screws and the related washers Make sure the converter is well centred and then tighten the four screws Tighten each fastening screw until the two bottom teeth in the brackets start to grip the fan cover After connecting the electrical components mount the cover on the HYDROVAR and tighten the three fastening screws o Make sure of a good connection of the co...

Page 20: ...20 HV 3 15e HV 3 22e Motor Motorcable Motor conduit box Motor fan cover 4 fixing screws Display unit 8 fixing screws HYDROVAR cover 4 screws to fix the cover Pressure transmitter ...

Page 21: ...u have to disconnect the connection to the power board open the 4 hexagonal bolts use a 7mm socket wrench and turn the control board mount the control board and connect the 40 pin plug to the power board o remove the motor fan cover if you have to install the HYDROVAR horizontal Mount the HYDROVAR by using the suitable fixing screws M8 distance bushes and screw nuts this should be self locking at ...

Page 22: ...ble protection unit has to be selected according local regulations Residual current device RCD When using an RCD make sure that it also releases in the event of a short circuit inside the DC part of the HYDROVAR to earth o single phase HYDROVAR use pulse sensitive RCDs o three phase HYDROVAR use AC DC sensitive RCDs The RCD has to be installed according local regulations Automatic circuit breaker ...

Page 23: ...s should be more than 200mm Don t cross power cables with control cables if this is not possible cross them only 90 Motor cables To prevent EMC and capacitive currents we advise to install the HYDROVAR directly at the motor If the HYDROVAR is mounted separately keep the motor cable as short as possible We recommend using a screened cable or one protected by a metal sheath It is necessary to connec...

Page 24: ... a voltage drop 20 of the line voltage EMC summary Install potential equalization according local regulations Don t install the motor cable in parallel to the signal cable or the power cable Use screened motor and signal cables Connect both ends of the screen of the motor cable to the ground Connect only one end of the screen of a signal cable to the ground Motor cable as short as possible Use a m...

Page 25: ...uld see the following parts HV 2 1f 3 11f HV3 15e HV3 45e RS 485 terminals Control terminal blocks 24VDC output max 800mA for external fan modbus Connection to power board Connection to Display DIP switch Motor connections Power supply 3x400 VAC RS 485 terminals Indication LEDs push buttons LCD Display 24VDC output max 1A for external fan modbus Connection to power board Control terminal blocks ...

Page 26: ... to the power section terminal L1 N 1 x 230 VAC single phase terminal L1 L2 L3 3 x 400 VAC three phase HV 2 1f 2 2f HV3 2f 3 11f HV 3 15e 3 22e Power Supply 3x 400VAC Motor connection Power Supply 1x230 VAC Motor connection Power Supply 3x400 VAC Motor connection ...

Page 27: ...Close the door of the switchboard and press the control buttons to affix the distance on the outside adhesive label Cable entry On the bottom side of the HYDROVAR there are holes for 2xM40 screwed cable gland for motor and power supply cable and 3xM12 and 2xM16 screwed cable gland for control cables Cooling Both fans inside the HYDROVAR start when the motor is running The fans on the backside of t...

Page 28: ...pound of the motor This is necessary to measure the right temperature of the motor The connection of the motor cable depends on the type of the motor and can be done in star or delta connection The right connection for the motor has to be selected as shown on the motor label according to the output voltage of the HYDROVAR star connection delta connection U V W H Y D R O V A R U V W Motor block PTC...

Page 29: ... 7 Low water 5VDC Ri 10kOhm e g incoming pressure switch or water level switch 8 Thermal switch or PTC mounted in the motor terminal box 5VDC Ri 10kOhm 9 Thermal switch or PTC 10 GND electronic ground 11 Analogue output 0 10 VDC max 2mA to show actual value or actual frequency 12 Current signal input 4 20mA to determine the required value or the offset 13 Voltage signal input 0 10VDC or 2 10VDC to...

Page 30: ...signal Digital input Voltage signal input 0 2 10V Current signal input 4 20mA Analogue output 0 10V Ground Ground Actual value signal input 4 20mA 15 VDC Transducer supply External on off Low Water Motor thermoswitch or PTC RS 485 ...

Page 31: ...ue signal Actual value Frequency indicator how to program see chapter 9 26 e g to display the actual motor frequency 2nd Required value how to program see chapter 9 19 external voltage signal or external current signal Offset how to program see chapter 9 21 external voltage signal or external current signal or 2nd actual value sensor 4 20mA to enable the 2nd required value close the switch ...

Page 32: ... program see chapter 9 20 X2 5 and 6 closed Î motor run indication Î or start stop of a fixed speed pump Fault signal X2 1 and 2 closed Î if there is an Fault Error or power supply of the HYDROVAR is cut of Ext 250VAC 220VDC Ext 250VAC 220VDC ...

Page 33: ... PLC The terminal HV RS485 is the RS485 interface to the HYDROVAR SIO SIO and GND must be connected with the corresponding terminals of the RS 485 interface of the HYDROVAR Caution GND must be connected because it is the ground connection for the whole interface For the power supply of the interface you have to connect the terminal of the fan on the Modbus interface and the HYDROVAR see chapter 6 ...

Page 34: ... OFF ON 4kHz ON ON 2 5kHz 6 5 Reduction of the maximum output current When a motor with lower nominal power is used the max output current should be adjusted accordingly Only possible for HV 2 1 f 3 11 f Output current A HV Type 100 85 65 50 2 1 7 00 5 95 4 55 3 50 2 2 10 00 8 50 6 50 5 00 3 2 5 70 4 85 3 71 2 85 3 3 7 00 5 95 4 55 3 50 3 4 9 00 7 65 5 85 4 50 3 5 13 50 11 48 8 78 6 75 3 7 17 00 1...

Page 35: ...ting Wall mounted versions of the HYDROVAR NOTE Due to the additional filter capacity the earth leakage current will increase if the filter is activated Therefore in case of using ELCB relays earth leakage circuit breakers RCD they must be suitable for VFDs suitable for protecting equipment with a DC content in the faulty current as well as suitable for a high leakage current 300mA HV 2 1f 2 2f HV...

Page 36: ...36 7 Programming 7 1 Display control panel HV 2 1f 3 11f HV 3 15e 3 22e HV 3 30e 3 45e inside Select Power Run Fault Select ON OFF Fault Run Power OFF ON ...

Page 37: ...ort Ð Change to faster scrolling up of the value Ð Ï RESET of a failure by pressing all three buttons simultaneously for about 5 seconds 7 3 Language Selection The information on the display and all parameters can be called up in the following languages German French Dutch English Spanish Italian Portuguese To select the desired language proceed as follows Shortly press Ï simultaneously in 1st dis...

Page 38: ...see chapter 9 16 a Active MODE Controller Default setting 1 ITT INDUSTRIES XX X BAR 1st display at Mode Controller Press the button to change to the next parameter REQUIRED VALUE 1 X XX BAR 2 Set the desired required pressure with either Ï or Ð and then shortly press the button Default setting 3 5 bar If you want to change to the 2nd Required Value you have to close the external contact at termina...

Page 39: ...value To select the source see chapter 9 22 5 x 1 required value 1 of the active HYDROVAR x 2 required value 2 of the active HYDROVAR P X Indicates the current pump positioning within the system where as P1 Master pump P2 1st lag pump and so on Press the button to change to the next parameter 2 REQUIRED VALUE 1 X XX BAR Set the desired set pressure with either Ï or Ð and then shortly press the but...

Page 40: ...valid for all selected Modes 3 AUTO START ON Select ON with Ï or OFF with the Ð button If AUTO START ON the HYDROVAR starts automatically after a remedy of a failure or disconnection of the power supply If AUTO START OFF the HYDROVAR won t start automatically after a remedy of a failure or disconnection of the power supply After remedy of the failure or reconnection of the power supply the followi...

Page 41: ...8 E R R O R 5 Error happened before error 4 More information about errors see chapter 10 No Error is shown if the error memory is empty and no failure happened Press the button to change to the next parameter TOTAL RUN TIME 0000 00 9 Runtime of the motor HYDROVAR This parameter shows how long the motor was powered by the HYDROVAR Press the button to change to the next parameter 10 SAVE Ï Ð Simulta...

Page 42: ... the first window of the sub menu is shown J O G MODE 0 0Hz X XX Bar In the following chapters all available parameters of the secondary menu are listed on the index window there is shown the European default setting 9 1 JOG MODE J O G MODE 0 0Hz X XX Bar Both Actual output frequency and actual value are shown By pressing Ï or Ð in this menu the internal controller of the HYDROVAR will be shut off...

Page 43: ...ystems 20 30 Press the button to change to the next parameter 9 3 Ramp Hysteresis RAMP HYSTERESIS 80 Determines the band where the fast Ramp changes to the slow Ramp or rather the change between the slow Ramps Possible setting between 0 100 for an accurate controlling without automatic shut off 99 Press the button to change to the next parameter R1 Ramp 1 speed ramp fast increase R2 Ramp 2 speed r...

Page 44: ...cause a drop of the outgoing pressure during operation Press the button to change to the next parameter 9 5 Ramp 2 Fast deceleration time RAMP 2 4 0 Sec Excessively fast running down time tends to cause an error OVERVOLTAGE Excessively slow running down time tends to generate over pressure Press the button to change to the next parameter 9 6 Ramp 3 Slow acceleration time RAMP 3 70 Sec A too fast r...

Page 45: ...er than 50 Hz may overload the motor Settings of 10 above nominal frequency cause a 33 higher power consumption Press the button to change to the next parameter 9 9 Minimum Frequency MIN FREQUENCY 0 0 Hz Possible setting between 0Hz and Max frequency At operation below the right min frequency the HYDROVAR works with the fast Ramps Attention The min frequency depends on the selected pump type Espec...

Page 46: ...ime at minimum frequency the pump will stop if parameter CONFIG FMIN is set to f 0 If the limit of the parameter ENABLE SEQUENCE CONTROL is exceeded and the relay configuration is set to SIMPLE MULTICONTROLLER see chapter 9 20 the pump running relay X2 4 5 6 will be closed after running the pump for this selected time Press the button to change to the next parameter 9 12 Boost BOOST 5 0 Setting of...

Page 47: ...4 Sensor Curve SENSOR CURVE Linear Internal calculation base of the actual value 4 20mA Possible Setting and its application linear Pressure control differential pressure control level temperature and flow control inductive or mechanical quadratic Flow control with an orifice plate together with a differential pressure transmitter Press the button to change to the next parameter 9 15 Setting of th...

Page 48: ... start and stop of lag pumps following the actual demand Synchronous Controller The Synchronous Controller mode is working in the same way like the Multicontroller mode The only difference is that all pumps in the multi pump system are running at the same frequency Advantages In the synchronous mode the pumps are running with a better efficiency Actuator The Actuator application is only used if yo...

Page 49: ...button to change to the next parameter 9 17 Regulation mode REGULATION MODE Normal Normal Speed is increased with falling actual value signals e g Control at constant output pressure Inverse Speed is reduced with falling actual value signal e g Control at constant suction pressure or at constant level Press the button to change to the next parameter 9 18 Start Value START VALUE disabled This param...

Page 50: ...wn at a multi pump layout but no failure would be indicated failure relay is not closed only the master pump will be exchanged If the current signal fails at all HYDROVARs the failure would be indicated also EXT ADC U 0 10V or EXT ADC U 2 10V The 2nd required value is given from the value of a voltage signal 0 10V or 2 10V connected to terminals X1 13 X1 10 Ground The max value of the analogue sig...

Page 51: ...or a recalculation offset of the required value S U B M E N U Offset Press for about 3 seconds to enter the submenu Press the button shortly to change to the next parameter chapter 9 22 9 21 1 Source of the Offset input OFFSET INPUT Off Possible settings with Ï or Ð OFF Offset deactivated EXT ADC I Offset will be calculated according to the current input 4 20mA connected to terminals X1 12 X1 10 G...

Page 52: ... INTENSITY 1 XX X Only in combination with Level 1 This is the intensity of the 1st Offset of the required value at the zero point of the second analogue input Setting range 200 up to 200 of the sensor range Press the button to change to the next parameter 9 21 5 Intensity 2 INTENSITY 2 XX X Only in combination with Level 2 This is the intensity of the 2nd Offset of the required value at the maxim...

Page 53: ... one and two are depending on the Sensor range of the external value signal The Intensity 1 that you have entered is valid till you reach Level 1 after reaching Level 1 the Required Value has no offset The standard Required Value will be valid till you reach the Level 2 After reaching level 2 the new value depending on the Intensity 2 is valid Press the button to change to the next parameter Inten...

Page 54: ...ted new after starting the 2nd pump in the following way NEW REQUIRED VALUE REQUIRED VALUE ACTU VALUE DEC ACU VALUE INC Calculation of the new required value for multi pumps application Multicontroller Mode k Number of active pumps k 1 p pset k 1 lift value fall value Lift value Fall value Pressure constant even all pumps are in operation Lift value Fall value Pressure rises when lag pump switches...

Page 55: ...al is based on the operating time of the pumps MOTOR HOURS parameter SWITCH INTERVAL 12 hours Adjustable between 1 and 100 hours If an interval of more than 100 hours is selected the automatic changeover is disabled Manual change of the master pump in the 1st display with the Ï button Press the button to change to the next parameter 9 22 5 Source of required value SOURCE REQ VALUE OFF By using a 2...

Page 56: ... f0 at zero consumption 2 Set the synchronous limit f0 2 3 Hz 3 Set the synchronous window between 1 or 2 Hz depending on the pump curve and set point SYNCHRON LIMIT 0 0 Hz Frequency limit adjustable between 0 Hz and the set maximum frequency Switch off limit of the first follow up pump So if the frequency of both pumps is lower than this selected value the first follow up pump will be switched of...

Page 57: ...disabled Pump not ready to start external on off opened manually stopped Error HYDROVAR error Fault Polling failure RS 485 interface connection wrong or not connected detected Polling successful RS 485 Adr5 To check the communication between the HYDROVAR and a connected external unit fault detected X indicates the selected pump 1 4 Press the button to change to the next parameter 9 22 8 Busarbit D...

Page 58: ...ocated its own pump address number 1 4 Address 5 is reserved for an external control device Each address may only be used once Press the button to change to the next parameter 9 23 2 ADC Reference ADC REFERENCE Local Reference for the local ADC Analogue Digital Converter or SIO RS485 interface Possible Settings LOCAL Actual value sensor Terminal X1 1 2 REMOTE Actual value via RS 485 Terminal X5 or...

Page 59: ...DE Press the button to change to the next parameter 9 25 Lift Amount Intensity LIFT AMOUNT 0 0 Adjustable from 0 to 199 9 This value states how much the set value should be continually increased till the maximum speed maximum volume is reached Application example 1 Enter the set pressure see main menu 2 Find out the frequency where set pressure is reached at zero demand see Jog Mode and enter this...

Page 60: ...ording to the new unit Therefore after changing the UNIT you have to check the setting of the SENSOR RANGE Press the button to change to the next parameter 9 28 Automatic test run TEST RUN after 100 h Adjustable between 10 100 operating hours The test run starts the pump at the set time after the last stop for 20 seconds to a speed of 30 Hz Deactivating test run Set 100 hours keep button Ï depress...

Page 61: ...en decreases the speed till stop with Ramp2 Press the button to change to the next parameter 9 29 2 Test Frequency TEST FREQUENCY 30 0 Hz Frequency for manual test run Can be set from 6 0 Hz up to 70 0 Hz Press the button to change to the next parameter 9 29 3 Boost for manual test run BOOST TEST RUN 10 0 Setting of the motor starting voltage in of rated input voltage 0 25 of maximum input voltage...

Page 62: ...an the duration till the pump reaches this value also during the start of the pump Press the button to change to the next parameter 9 30 3 Automatic Error reset ERROR RESET disabled This parameter allows an automatic restart for 5 times in case of a failure To activate this function a certain delay time 0 250sec has to be selected by pressing the Ï button not for internal error 1 9 After the 5th r...

Page 63: ...k Function LOCK FUNCTION OFF Possible settings with Ï or Ð OFF All parameters in the main menu can be changed without the need of a password ON If the LOCK FUNCTION is activated it s not possible to make any changes in the main menu The HYDROVAR can be just started or stopped by using the buttons Ï and Ð In order to change the set value the LOCK FUNCTION must be reset to OFF Press the button to ch...

Page 64: ...bar Press the button to change to the next parameter 9 36 2 Default Values USA DEFAULT USA Ï Ð Load the DEFAULT PARAMETER for the USA by pressing the Ï Ð for approx 5 seconds max frequency 60 Hz display unit psi IMPORTANT After reloading the default settings the display is flashing To deactivate the flashing you have to save this change see next parameter To leave the submenu press longer than 3 s...

Page 65: ...et to OFF Check Parameter AUTOSTART Display shows INVERTER LOCKED ENABLE INVERTER external ON OFF contact is opened check if switch or external contact is closed or bridge X1 4 and X1 5 EXT ADC I 4mA is blinking on the display Either 2nd Required Value or OFFSET is active but no signal 4 20mA connected check external analogue signal on terminals X1 10 12 No operation even system pressure set press...

Page 66: ... display but HYDROVAR keeps on running Power limit of the HYDROVAR is reached check Parameter settings and operation point of the motor input power too high check characteristics of the HYDROVAR Overload Power limit of the HYDROVAR is exceeded check Parameter Ramp 1 2 too short and BOOST too low check motor connection star delta and cable Pump blocked Motor turns in the wrong direction before runn...

Page 67: ...eated error message change control card ERROR 4 Button error e g jammed key check push buttons Display board may be defect ERROR 5 EPROM error Reset after repeated error message change control card ERROR 6 Program error Watchdog error Reset after repeated error message change control card ERROR 7 Program error Processor pulse error Reset after repeated error message change control card ERROR 8 Pro...

Page 68: ... control fluctuations Parts to check Solution control characteristics are set to low enlarger WINDOW and RAMPHYSTERESIS to 99 to control with RAMP 3 and 4 Circulating pump Problem oscillation of the motor speed Parts to check Solution control settings too fast increase RAMP 3 and 4 100 200sec WINDOW ca 20 and RAMPHYSTERESIS ca 99 Problem ACTUAL VALUE can t be hold Parts to check Solution Ramphyste...

Page 69: ...ns Ï Each auxiliary text then appears as running text in the second line of the window 13 Maintenance The HYDROVAR does not require special maintenance However the cooling fan and the vents should be freed of dust occasionally Also the temperature around the unit should be checked from time to time All modifications must be done by qualified technicians For mounting and repairs at the HYDROVAR qua...

Page 70: ...Level 2 0 0 Intensity 1 0 0 Intensity 2 0 0 SUBMENU Seq Control Actu Value Inc 0 35 Bar Actu Value Dec 0 15 Bar Enable Seq CTL 48 0 Hz Switch Interval 12 hours Source Req Value OFF SUBMENU Synch Control Synchron Limit 0 0 Hz Synchron Window 2 0 Hz Pump Sequence Adr 1 fault Busarbit Diag 0 SUBMENU RS485 Interface Pump Address OFF ADC Reference Local Lift Amount 0 0 Analog Out Actual Value Dimension...

Page 71: ...71 Notes ITT and Engineered for life are registered trademarks of ITT Industries Inc All other trademarks or registered trademarks are property of their respective owners ...

Page 72: ...trasse 2 2000 Stockerau Österreich Telefon 43 0 2266 604 Telefax 43 0 2266 65311 e mail info austria xyleminc com web www xylemaustria com Xylem Water Solutions Austria GmbH reserves the right to make modifications without prior notice 2012 Xylem Inc ...

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