VE.Net Tank Monitor
Contents
1. 16 43 Relays When an alarm condition occurs for a tank if a relay has been assigned to that alarm the relay will be enabled When all alarm conditions assigned to a relay are cleared the relay will be disabled It is possible to override the current state of either relay by using the Override relay options in the root menu An overridden relay will remain overridden until either the alarm state of that relay changes or the override option is changed Table 4 1 describes this behaviour in more detail Initial state Action Final state Alarm Override Relay Alarm Override Relay state relay state state relay state None No Off None None No Of None No Off Alarm generated Alarm No On None No Off Override relay set None Yes On Yes Yes On Yes Alarm generated Alarm No On None Yes On Override relay cleared None No Of Alarm No On None Alarm No On Alarm No On Alarm cleared None No Of Alarm No On Override relay set Alarm Yes Of Alarm Yes Off None Alarm Yes Of Alarm Yes Off Alarm cleared None No Of Alarm Yes Off Override relay cleared Alarm No On Table 4 1 Relay control ed 4 4 The combination tank It is often the case that during normal operation a tank will not actually be in a horizontal position When the tank is at an angle the depth information from the tank sender is2. Technical data Introduction 1 The VE Net Tank Monitor VTM 2 Introduction to VE Net Installation of your VTM 2 1 Mounting and network cables 2 2 Weiring 2 2 1 Voltage model 2 2 2 Resistance model 2 2 3 Current model Using your VE Net Tank Senso 3 1 Quick status line 3 2 Tank menus Setup 4 1 Calibration 4 1 1 Other calibration options 4 2 Alarms 4 3 Relays 4 4 The combination tank 4 4 1 Combination tank example 4 5 Menu structure 1 1 1 Introduction Victron Energy has established an international reputation as a leading designer and manufacturer of energy systems Our R amp D department is the driving force behind this reputation It is continually seeking new ways of incorporating the latest technology in our products Each step forward results in value added technical and economical features 1 7 The VE Net Tank Monitor VTM The VE Net Tank Sensor when used with appropriate tank senders can be used to monitor the amount of liquid in up to three tanks such as a water or diesel tanks 1 2 Introduction to VE Net VE Net stands for Victron Energy Network It allows all VE Net compatible devices to communicate with each other This means that the charger for example can get information from the battery monitor to optimize the charge current It is possible to control and monitor all your VE Net devices from a single VE Net compatible
3. point one of the senders will no longer be submerged When installing the senders the positions should be chosen so that the senders will stay submerged for as long as possible as the tank drains and or tilts The following figures show the same tank with different sender configurations In each case the tank has been filled to 5 of its capacity and tilted to the point were one of the senders is now dry With the senders at opposite ends of the tank the tank can be tilted up to 4 either direction Moving the senders into the centre of the tank increases the maximum angle to 9 The maximum angle can be further increased for one direction by moving both senders to one side of the tank with the cost of reducing the maximum for the other direction however this is no worse that the first case If the tank is expected to tilt significantly in both directions such as when driving on hilly roads or sailing the optimal position for the senders is in the centre of the tank If however one direction is more important than the other such as ina is motor boat the senders should be placed at the lower end of the tank 492 Appendix 2 Troubleshooting Problem Possible causes and solutions The tank level reading does not change when the tank is filling or emptying When performing tank calibration the VPN reads Please wait but never changes to Begin filling or Begin emptying When performing t
4. A Force on During installation it may be desirable to check the output of the sender with a meter to make sure it has been correctly connected In order to save power the VTM will only power the sender for brief periods at a time too brief to take a meter reading Use this setting to force the VTM to power the sender This will automatically be reset after one minute No Yes N A Tank capacity The capacity of the tank that is being monitored 250 10 65530 10 Invert stats Normally the tank statistics monitor the amount of liquid taken out of the tank However for some tanks it is more useful to know how much has been put in such as for a waste water tank Set this option to Yes to monitor how much liquid goes into the tank No Yes N A Calibrate tank Initiates the complete tank calibration procedure empty full and shape Stopped Stopped Start filling Start emptying N A Calibrate empty Used to identify the sender output for an empty tank Ok N A N A Calibrate full Used to identify the sender output for a full tank Ok N A N A Calib tank shape Initiates the tank shape calibration procedure Star N A N A Tank shape data See chapter 4 1 1 2 Tank shape calibration Alarms See chapter 4 2 Alarms Important note Before
5. VPN Changes to this property will not take effect until the VPN is restarted Volume units The units that will be used for the tank Litres Litres N A capacities and flow rates Changes to this Gallons property will not take effect until the VPN is restarted Note Changing this value will not convert the tank capacity to the new unit This must be done manually Tank 1 See Tank setup menus Tank 2 See Tank setup menus Tank 3 See Tank setup menus Combination tank See chapter 4 4 The combination tank Begin new trip Resets the trip consumption statistics for all Ok N A N A tanks Clear all stats Clears all statistical data Ok N A N A Sensor type Displays the interface type of the VTM this Hardware N A N A must be the same type as the senders specific Software version The version of the software in the VTM Device address The device address of the VTM 10 Tank setup menus Menu item Description Default value Range Step size Name The name of the tank This text will be used for the menus that relate to the combination tank Changes to this property will not take effect until the VPN is restarted Sender connected Setting this option to No will prevent the level of this tank from being displayed in the quick status line Power consumption will also be reduced if this option is set to No Yes No Yes N
6. an alarm condition occurs Each tank can be configured independently to give a full and or empty The VTM also contains alarm when the tank is Menu item Description Default Range Step value size Empty alarm at The tank level at which the empty alarm 5 0 45 5 will be generated Empty alarm The tank level at which the empty alarm 10 5 50 5 clr will be cleared Empty action The action to be taken when an empty None None Panel N A alarm is generated alarm Activate relay Panel amp relay Empty relay The relay to activate when an alarm Relay Relay 1 Relay N A condition is generated Note Empty 17 2 Both must be set to Activate relay Panel amp relay Also relay 2 is only present in the resistance model Full alarm at The tank level at which the full alarm will 95 55 100 5 be generated Full alarm clr The tank level at which the full alarm will 90 50 95 596 be cleared Full action The action to be taken when a full alarm None None Panel N A is generated alarm Activate relay Panel amp relay Full relay The relay to activate when an alarm Relay None Panel N A condition is generated Note Full action must be set to Activate relay or Panel amp relay Also relay 2 is only present in the resistance model alarm Activate relay Panel amp relay
7. average amount of liquid consumed over the last 7 days If nothing was consumed on a particular day that day is ignored during calculation Litres gallons Note There are many factors which can affect the accuracy of the statistical measurements such as sender calibration temperature and tank motion As such the readings for the consumption statistics are estimated values only 4 Setup Note In order to configure the VTM the VPN must be set to User and install access level For more information on access levels and editing properties please refer to the VPN manual Once the VTM has been configured and calibrated it is recommended that the access level of the VPN be set to User in order to prevent accidental re calibration For more information on access levels refer to the VPN manual Step 1 Browse to the VTM menu in the VPN Step 2 Press Enter to enter the menu Step 3 Press Y to scroll through the menu until you see Setup Step 4 Press Enter to enter the setup menu You can now see al Tank Monitor 0 0 0 Tank 1 Press Enter Setup Press Enter Device name E Tank Monitor i of the settings that can be changed for the VTM Setup menu Menu item Description Default Range Step value size Device name The name of this device This is the text Tank N A N A that will appear in the device list of the Monitor
8. both jumpers to pwr the device from VE Net Gnd Vsense 3 Vsense 2 Vsense 1 PNIA Vout Vin Relay B Relay A Figure 2 2 voltage and current model jumper locations 5 2 2 2 Resistance model Figure 2 3 shows how to connect the resistance model of the matter which way the A and B connections on the sender are made VE Net Tank Sensor Resistance Rsense 4 Relay 1 Rsense2 T Rsense 3 Gnd lease note that it does not Figure 2 3 Resistance model 2 2 3 Current model Figure 2 4 shows how to connect the current model of the VTM As with the voltage model the current model can either be powered from 12V supply connected to Vin recommended or from VE Net To power the unit from Vin place both jumpers as shown in Figure 2 2 When powered from Vin the unit is also capable of supplying power to other devices on the network Note If the unit is to be powered from VE Net it is not necessary to connect the 12V supply at Vin ie VE Net Tank Sensor Current 1 7 Relay 1 a 9 E Isense 2 Vin A Isense 3 Gnd Battery system recommenced Sensor Sensor Senso
9. control panel This saves space and allows you to control all your devices from one place A VE Net consists of a VE Net panel VPN and one or more other VE Net devices such as the VE Net Tank Sensor or VE Net Battery Controller 2 Installation of your To install your tank sensor you will need 1 Standard supplied cable including inline fuse holder with a 1Amp slow blow fuse voltage and current models only 2 Cat5 cable with two RJ45 connectors to connect a VE Net Panel or other VE Net device available in 5 10 15 20 25 and 30 meters 3 Wires for connecting the senders refer to the sender manual for more information 2 1 Mounting and network cables The VTM can be mounted on a standard DIN rail To ensure the best read out we recommend that you use the standard supplied cables and keep the wires between the VTM and the senders as Short as possible To connect the to a VPN or other device use a 5 cable with RJ45 connectors All Cat5 cables used in a VE Net together should not exceed 100m in length 2 2 Wiring There are three types of VTM available The type of VTM you need depends on the type of tank sender you have Make sure you follow the wiring instructions for the equipment that you have The resistance model is powered directly from VE Net The voltage and current models can either be powered from VE Net or from the Vin connection for the current model it is recommended that you power the u
10. meaningless as the depth at that part of the tank is not the same as the depth elsewhere The VTM addresses this problem by optionally combining the information from two senders mounted in the same tank to calculate the angle of the tank Once this is known it is then possible to determine how much liquid is actually in the tank In order to use the combination tank you must mount two tank senders in the same tank and calibrate them both using the above procedures It is only necessary to perform tank shape calibration on one of the two senders Menu item Description Default Range Step value size Name The name of the tank This text will be Combination N A N A used for the menus that relate to the tank combination tank Changes to this property will not take effect until the VPN is restarted Sender A The sender number to be used as the 0 0 3 1 primary sender for the combination tank A value of 0 here means that the combination tank is disabled Sender A dist The distance of the sender from the edge 10 0 50 1 of the tank relative to the length of the tank Sender B The sender number to be used as the 2 1 3 1 secondary sender for the combination tank Note this must not be the same value as Sender A Sender B dist The distance of the sender from the edge 15 0 50 1 of the tank relative to the length of the tank When the combination tank is enabled the tank level re
11. to drain a tank ata constant rate you must use a pump When draining a tank through a tap the flow rate will decrease as the tank level drops and the shape calibration will be incorrect To calibrate the tank by emptying follow the steps above except at step 4 select Start emptying If calibration is performed by draining using a non mechanical sender once complete it is advisable to wet the sender and perform an empty calibration Important note If any modifications are made to the tank sender the VTM needs to be re calibrated This includes changing the length or position of the sender or adjusting any controls such as potentiometers that may be present on the sender When re calibrating it is important to perform both the full and empty calibrations Failure to correctly calibrate the device will result in inaccurate tank readings 4 1 1 Other calibration options It is not always necessary to perform all parts of the calibration procedure so the VTM also allows each step to be performed independently 4 1 1 1 Sender calibration Step 1 Enter the setup menu see chapter 4 Setup Device name Tank Monitor Step 2 Press until the name of the tank you wish to Tank 1 calibrate is displayed Press Enter Step 3 Press Enter to enter the tank setup menu then press Calibrate empty until Calibrate empty is displayed Ok Step 4 Make sure that the tank is completely empty and then press
12. you can use the VTM you must set the capacity for each tank and calibrate the senders le 41 Calibration In order to work correctly the VTM must be calibrated There are three parts to the calibration process 1 Empty tank calibration 2 Full tank calibration 3 shape calibration optional The VTM provides a one step calibration mechanism which allows these three tasks to be carried out in one operation If tank shape calibration is not required then it may be more convenient to skip to chapter 4 1 1 1 Sender calibration as the filling draining requirements are less strict Note During the calibration procedures the VTM only monitors the sender that is being calibrated For this reason tank levels will not be displayed during calibration Important note If the sender does not determine the level by some mechanical means make sure that the sender is wet before calibration is started Otherwise during normal operation an empty reading will not be displayed until the tank has been fully drained and the sender has dried Step 1 Enter the setup menu see steps 1 to 4 above Step 2 Press Y until the name of the tank you wish to calibrate is displayed Step 3 Press Enter to enter the tank setup menu Then press until Calibrate tank is displayed Step 4 Make sure that the tank is completely empty then press Enter Stopped will begin to flash Press A
13. Enter The text on the second line will momentarily read Please wait then return to Step 5 Fill the tank completely and allow plenty of time for the liquid to settle Step 6 Press Y to display Calibrate full Step 7 Press Enter and the text on the second line will momentarily read Please wait then return to Calibration is now complete Note If it is more convenient it is possible to perform the full calibration before the empty calibration 13 Important notes Do perform a full calibration unless the tank is full e Do not perform a full calibration until the tank has had time to settle Do perform an empty calibration unless the tank is empty 4 1 1 2 Tank shape calibration When measuring the level of liquid in a tank the sender only provides information about the height of the liquid If tank has vertical edges then this height information relates directly to the volume of water in the tank However if the tank is wider in some parts than others this is no longer true It is often the case that a tank will be narrower at the bottom in which case the sender may report for example that the level is at 10 when in fact the tank only contains 2 of the total volume This could cause serious problems in certain situations such as when judging whether or not the tank contains enough fuel for the journey The VTM has the ability to learn the shape of a
14. VE Net Tank Monitor VTM USER MANUAL INSTALLATION MANUAL victron energy Oy VICTRON IRIS 12 Copyrights 2007 Victron Energy All Rights Reserved This publication or parts thereof may not be reproduced in any form by any method for any purpose For conditions of use and permission to use this manual for publication in other than the English language contact Victron Energy B V VICTRON ENERGY B V MAKES NO WARRANTY EITHER EXPESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE REGARDING THESE VICTRON ENERGY PRODUCTS AND MAKES SUCH VICTRON ENERGY PRODUCTS AVAILABLE SOLELY ON AN AS IS BASIS IN NO EVENT SHALL VICTRON ENERGY BE LIABLE TO ANYONE FOR SPECIAL COLLATERAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH OR ARISING OUT OF PURCHASE OR USE OF THESE VICTRON ENERGY PRODUCTS THE SOLE AND EXCLUSIVE LIABILITY TO VICTRON ENERGY B V REGARDLESS OF THE FORM OF ACTION SHALL NOT EXCEED THE PURCHASE PRICE OF THE VICTRON ENERGY PRODUCTS DESCRIBED HERE IN Victron Energy B V reserves the right to revise and improve its products as it sees fit This publication describes the state of this product at the time of its publication and may not reflect the product at all times in the future 4 2 Appendix 1 Sender placement for the combination tank Appendix 2 Troubleshooting Appendix
15. ading in the quick status line for sender A will be replaced by the tank level of the combination tank and the level reading for sender B will not be shown Notes The size shape alarm information for the combination tank will be taken from the settings for the tank configured as sender A e sender distances are the distances from the end of the tank which is expected to be the lower end during normal operation e ltdoes not matter whether sender A or sender B is closer to the lower end of the tank e tank level can only be calculated as long as both senders are at least partially submerged so senders should be placed as close to the lower end of the tank as possible However senders that are placed too close together will be more sensitive to variations in the liquid level caused by the motion of the tank For more information on where to place the senders refer to Appendix 1 Sender placement for the combination tank 18 When using the combination tank the readings in the menus for the senders used by the combination tank are not updated 441 Combination tank example Figure 4 2 shows an example set up of a combination tank system In this system sender A is connected to sender input 3 and sender B is connected to sender input 2 When the boat is in motion the right hand side of the tank will rise causing the liquid to move to the left hand side so the senders must be installed close to the le
16. ank calibration the VPN reads Begin filling or Begin emptying but does not change to Capturing once filling or emptying has commenced When performing tank calibration the VPN reads Capturing and does not change once filling or emptying has completed or the calibration stopped too early After performing tank calibration or tank shape calibration the calibration values in the Tank shape data menu are smaller for higher capacities The sensor may be incorrectly wired Ensure that you have followed the correct wiring diagram for the VTM model that you are using See chapter 2 2 Wiring The VTM many not be the correct model Ensure that you are using the correct model for your tank sender The VTM may have been incorrectly calibrated Try calibrating the tank again See chapter 4 1 Calibration The sender configuration has changed since the tank was calibrated Perform full and empty calibrations See chapter 4 1 1 1 Sender calibration The tank level is changing too much for the VTM to determine that the sender is ready for capture Perform the tank calibration when the tank is stationary The sensor may be incorrectly wired Ensure that you have followed the correct wiring diagram for the VTM model that you are using See chapter 2 2 Wiring The VTM many not be the correct model Ensure that you are using the correct model for your tank sender When perform
17. d Property Value Tank level Tank 2 5096 Tank level Tank 3 5096 Tank gradient 0 0 1 Tank level Combination tank 50 If the tank is then elevated to a 10 inclination the values will be as follows Property Value Tank level Tank 2 55 Tank level Tank 3 57 Tank gradient 0 2 1 Tank level Combination tank 50 Although the levels read by the individual senders have changed the software compares the two values and determines that the actual amount of liquid in the tank remains the same Original level New level Figure 4 3 Example combination tank elevated to 10 20 4 5 Menu structure Root menu Tank 1 Tank 2 Tank 3 Combination tank Setup Tank 1 Tank shape data Alarms Tank 2 Tank shape data Alarms Tank 3 Tank shape data Alarms Combination tank Figure 4 4 VTM menu structure Items marked with can be renamed by changing the name property in the appropriate setup menu If the VPN is set to user access level the setup menu and all sub menus will be hidden to prevent accidental changes 391 Appendix 1 Sender placement for the combination tank If the tank contains enough liquid the combination tank feature will work regardless of the sender positioning However the level can only be calculated as long as both of the senders are at least partially submerged As the tank is drained and or the angle of elevation is increased at some
18. ft hand side Sender A is 20cm from the left hand side of the tank 10 and sender B is 40cm from the left hand side 20 eae elle Tank capacity 2000L Sender A Sender N Sender B distance Liquid level Sender A distance lt Tank width 2m gt Figure 4 2 Example combination tank configuration Once the system has been installed it is configured as follows Step 1 Perform empty and full calibrations on Tank 3 sender A and Tank 2 sender B Note the tank must be horizontal whilst this is done Step 2 If necessary perform tank shape calibration on Tank 3 Note the tank must be horizontal whilst this is done Step 3 In the Tank 3 setup menu enter the following values Property Value Sensor connected Yes Capacity 2000L Invert stats No Step 4 In the Tank 3 alarm setup menu configure the alarm thresholds to be used by the combination tank Step 5 In the combination tank setup menu enter the following values Property Value Sender A 3 Sender A distance 10 Sender B 2 Sender B distance 20 19 Step 6 Make sure that the sensor connected property for Tank 2 is set to yes Step 7 In this example there is nothing connected to sender 1 so the sender connected property can be set to no Assuming the tank is half full when looking in the appropriate menus the following values will be observe
19. ibrate the tank shape by starting with a full tank and draining it at a constant rate until it is completely empty You should be aware though that to drain a tank ata constant rate you must use a pump When draining a tank through a tap the flow rate will decrease as the tank level drops and the shape calibration will be incorrect 14 4 1 1 2 1 Manual shape calibration If it is not possible to fill or drain the tank completely then the tank shape data can be entered manually This can be useful when installing sensors in identical tanks In order to manually calibrate the tank shape it is necessary to calculate the volume of the tank at depth intervals of 10 Figure 4 1 shows a simplified drawing of a sample tank with the volume levels calculated Depth 100 90 80 70 60 50 40 30 20 10 0 Capacity 100 87 73 60 47 33 27 20 13 7 0 1 Litre Capacity 75 Litres Figure 4 1 Calibration values for a sample tank Once the correct values have been calculated they can be entered in the Tank shape data menu for the tank 15 4 2 Alarms The VTM supports two types of configurable alarm When a panel alarm occurs a message is sent to all VE Net panels in the network causing the screens to blink and depending on your panel configuration activation of the relay and buzzer inside each panel an internal relay the resistive model contains two which can be activated when
20. ing a complete tank calibration the VTM has to make certain assumptions about the shape of the tank the resolution of the sender and the rate at which the tank is filled or emptied As such is it possible that some installations cannot be calibrated using the one step procedure If this is the case then it is necessary to perform the calibration steps independently See chapter 4 1 1 Other calibration options If the tank shape was calibrated using the Calibrate tank option it is possible that the wrong filling emptying option was selected Perform the calibration again selecting the correct option See chapter 4 1 Calibration If the tank shape was calibrated using the 23 The consumption rate reads zero during consumption The consumption rate displays a non zero value when there is no consumption The consumption statistics are incorrect Calib tank shape option the empty full calibrations may have performed incorrectly Perform the empty and full calibrations and then perform the shape calibration again See chapter 4 1 1 Other calibration options The flow rate may be too low to be detected by the VTM If the tank contents are moving around too much it will not be possible to measure the consumption rate The Invert stats property for the tank may be set incorrectly If you are interested in how much is taken out of the tank the property should be set to No See chapter 4 Set
21. nit from Vin as the current consumption may be too high to draw from VE Net In order to power a VTM from VE Net there must be another device connected to the network that is capable of supplying power to other devices Such devices include the current and voltage models of the VTM the VE Net Battery Controller VBC000100000 and the VE Net to VE 9bit RS485 Converter VVC000100000 Once the VTM has been connected according to the instructions below connect one end of the Cat5 cable to one of the RJ45 sockets on the and the other end to an empty RJ45 socket in the existing VE Net system 2 2 1 Voltage model Figure 2 1 shows how to connect the voltage model of the VTM Battery sytem Relay 1 8 VE Net Tank Sensor Voltage 5 Vsense 1 8 Vsense 2 7 Vsense 3 Gnd By default the voltage model is powered by VE Net but it can also be powered by the 12V supply connected to Vin To allow the unit to be powered from Vin place jumpers over the pins at both JP1 and JP2 shown in Figure 2 2 When the jumpers are placed the unit is also capable of Figure 2 1 Voltage model supplying power to other devices on the network Note The 12V supply at Vin is required even when the unit is powered from VE Net Place both jumpers to power the device from Vin Remove
22. r Sensor Figure 2 4 Current model 3 Using your VE Net Tank Sensor All control of the VTM is provided through the VPN To switch on the panel hold Enter for 2 seconds When the panel has started the list of connected VE Net devices will be displayed If there are other VE Net devices connected it may be necessary to press Y until the is displayed Note If there are no VPNs in the network that are switched on the goes into a low power mode where it stops monitoring the tank levels and switches off the relay s If the VTM is required to monitor the tanks without any running VPNs it should be disconnected from VE Net by removing the Cat5 cable If the VTM is configured to draw power from VE Net always the case for the resistive model then it cannot be disconnected instead disconnect the VPN s from the network whilst making sure that there is still a connection to the device that is supplying the network with power 3 1 Quick status line In the root menu of the VPN you will see this screen which consists of the name of the sensor and the quick status line Tank Monitor 0 0 0 The level of tank 1 The level of tank 3 The level of tank 2 If one of the tanks is currently experiencing an alarm condition the 95 will be replaced with I for that tank For more information on alarms please refer to chapter 4 2 Alarms Note You can alway
23. s return to this position by pressing Cancel repeatedly 3 2 Tank menus To view more detailed information about the tanks press Enter You can now use the Y button to select of the tanks Press Enter to view more information about the selected tank Note The names of the tanks can be changed to something more meaningful See chapter 4 Setup Menu item Description Units Tank level The current level of the tank Litres gallons Tank level The current level of the tank Percent Tank gradient The current inclination of the tank Note This None property is only available for the combination tank See chapter 4 4 The combination tank Trip The amount of liquid consumed since the trip Litres gallons consumption counter was reset This information is lost when the is disconnected from the power supply Tot The amount of liquid consumed since the global Litres gallons consumption counter was reset This value is saved information is retained even if the VTM is disconnected from the power supply Trip The current rate of consumption Changes consumption depending on the value Time to go The estimated time until the tank is empty based on Hours and the current rate of consumption minutes Daily avg 2 days The average amount of liquid consumed in the last 2 days The first day begins when power is applied to the sensor Litres gallons Daily avg 7 days The
24. tank Once the shape has been learnt depth readings from the tank sender can be used to accurately determine the actual volume of liquid left in the tank Note Before calibrating the tank shape you must calibrate the full and empty points on the tank see chapter 4 1 1 1 Sender calibration Step 1 Drain the tank fully Step 2 Enter to the setup menu see chapter 4 Setup Device name Tank Monitor it Step 3 Press W until the name of the tank you wish to Tank 1 calibrate is displayed Press Enter Step 4 Press Enter to enter the tank setup menu then press Calib tank shape until Calib tank shape is displayed Start Step 5 Press Enter to begin calibration and the second line Calib tank shape will change to Capturing Note If the tank is not completely gt Capturing empty calibration will not start If the tank is actually completely empty but the level indicator does not read 0 then it is necessary to perform an empty calibration first see chapter 4 1 1 1 Sender calibration i Step 6 You must now fill the tank at a constant rate until the level reaches 100 At this point the text will read Start again The shape information can now be seen in the Calibration data menu If at any point you decide to cancel the calibration simply press enter again and calibration will stop The existing calibration data will not be changed Note It is also possible to cal
25. to select Start filling and then press Enter to confirm the selection Step 5 The text on the second line will change to Please wait whilst the sender is powered up and allowed to settle Depending on the type of sender you are using this could take several seconds Step 6 Once the sender has stabilised the second line will read Begin filling You must now fill the tank at a constant rate Once the VTM detects that the tank is filling the second line will change to Capturing When the VTM detects that the tank has stopped filling the second Stopped and the recorded data will be saved Device name Tank Monitor Tank 1 Press Enter Calibrate tank Stopped Calibrate tank Start filling Calibrate tank Please wait Calibrate tank Begin filling ine will change back Note The VPN may continue to read Capturing for some time after filling has actually stopped This is normal The time between the tank becoming full and the calibration procedure completing is proportional to the time taken to fill the tank 12 If at any point during the calibration you wish to cancel the procedure simply change the status text back to Stopped The existing calibration data will be unaffected Note It is also possible to calibrate the tank by starting with a full tank and draining it ata constant rate until it is completely empty You should be aware though that
26. up If the tank contents are moving around too much it will not be possible to measure the consumption rate correctly If the tank contents are moving around too much it will not be possible to measure the amount of consumption correctly 24 Appendix 3 Technical data Supply voltage range 9 70VDC Supply current no senders connected Standby Active 912V 1mA 25mA 24V 1mA 15mA Operating temperature range 0 50 Voltage model 0 40V Current model 4 20mA Resistance model 0 3000 Potential free alarm contact Mode Normally open Rating 30V 3A max Dimensions 75x110x 23mm Net weight 95 gram Material Body ABS Sticker Polyester 25 26 m victron energy BLUE POWER Victron Energy B V De Paal 35 1351 JG Almere PO Box 50016 1305 AA Almere The Netherlands Version 4 Date 02 October 2007 www victronenergy com
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