FOOD INTAKE MONITOR - Med Associates Inc.
Contents
1. SA 54 dti gt 8X IO ITO I TOR ITO K K N MEAL TIMER FI II III k ke 5 5 3 51 HZ StartMeal SET S 0 001 gt S2 S2 0 001 SET S S 0 001 S2 Z StopMeal Z End gt S1 oko ko oko ko E E ZLI ko ko N RECORD DRINKING LI ITO oko ITO ITO ke 5 5 4 51 START G Weigh MG BOX SHOW 12 Starting Liquid Weight G gt 52 S2 R LiquidHeadEntry Z StartDrinking gt S3 Z End X Weigh MG BOX S4 S3 R LiquidHeadEntry gt S3 A EndDrinkTicks T X Weigh MG BOX SET O X Z StopDrinking IF gt A MinDrink Drink NoDrink Drink ADD N 0 SET N J T N J 1 N J 2 SET J J 2 N 1 N 1 D D 0 H NoDrink ADD Q 0 SET Q L T Q L 1 O Q L 2 SET L L 2 Q 1 Q 1 0 D D O 52 Z End X Weigh MG BOX SET O H X IF gt A MinDrink Drink NoDrink Drink ADD N 0 SET N J T N J 1 N J SET J J 2 N 1 N 1 0 D D NoDrink ADD Q 0 SET Q L T Q L 1 H X 84 i j SET L L 2 0 1 0 1 0 2 987 987 O H X gt S4 S4 l i SX 987 987 H X S2 987 987 gt PR2. 1 Introduction Please read this manual carefully prior to unpacking the Food Intake Monitoring System This documentation contains important information regarding the set up and operation of the Weighing System Refer to the Appendix at the end of this manual for instructions on driver and software installation Follow the instructions in the Appendix before proceeding through the remainder of this manual The ENV 200FCW Food Intake Monitoring System is housed on a standard modular panel containing a food hopper and a precision sensor with electronics to measure the weight of the hopper and food The sensor output is amplified and signal conditioned for a 0 to 10 volt output range which can be input to an A D converter chart recorder etc for monitoring the weight of the food The 0 to 10V full scale sensor output is accurate to 1 10 of a gram and is input to one of 16 channels of the DIG 745ADC 16 Channel PCI and Transducer Interface Package A photo sensor detects head entry into the hopper indicating that the animal may be eating The weighing system is powered from an internal 15 volt power supply within the interface cabinet The DIG 745ADC 16 Channel PCI and Transducer Interface Package consists of a DIG 744 PCI Analog to Digital Converter card which may be installed in the same computer with a MED PC interface card an SG 244 cable that connects this card to the transducer interface module and a DIG 745 16 Channel
3. MAKE DRINKING BOUT TIMER MAKE 5 5 5 51 Z StartDrinking SET T 0 001 gt 52 52 0 001 SET T T 0 001 82 Z StopDrinking 1 Z End gt S1 Nikkkkkikkkikkkikkkikkkikkkkkkkkkikkkkkkkkkikkkikkkikkikkiki UPDATE DISPLAY oko ko EE S S 6 Update Display S1 HSTART S2 52 1 SHOW 2 Total of Meals M 0 3 Total Food Eaten in Meals M 1 SHOW 4 Total of Partial Meals P 0 5 Total Food Eaten in Partial Meals P 1 SHOW 7 Total of Drinking Bouts N 0 8 Total Liquid Taken in Drinking Bouts N 1 SHOW 9 Total of Partial Drinking Bouts Q 0 10 Total Liquid Taken in Partial Drinking Bouts Q 1 S2 VNikkkkkikkkikkkikkkkkkkkkikkkkkikkikkkikkkkkkkikkkkkikkikk N TIME SESSION E IOI IOI III III II IO II II K k k k S S 7 51 5 52 52 1 ADD R SHOW 1 Session Time min R 60 IF R 60 gt A Session End econtinue GEnd OFF HouseLight Z End S3 GContinue S2 83 Allow time for screen update before closing the session and saving data 5 STOPABORTFLUSH MAKE X UPDATE FOOD WEIGHT MAKE 5 5 8 Get the Starting Weight Update the Starting Weight every 1 minute g g x when the Animal is not eating This removes food that is lost for reasons other than the Animal eating 51 0 001 Weigh MG BOX 8 S2 52
4. 2 2 1 2 SET M I 987 987 N J 987 987 SET P K 987 987 Q L 987 987 gt 52 52 HSTART CLEAR 1 60 ON HouseLight SET A EndMealTicks A EndMeal 1 SET A EndDrinkTicks A EndDrink 1 S3 0 01 SHOW 2 Minimum Meal Weight grams A MinMeal 3 End of Meal Criterion sec A EndMeal SHOW 4 Minimum Drink Weight grams A MinDrink 5 End of Drinking Bout Criterion sec A EndDrink SHOW 6 Session Time min A Session SX S3 1 SET A EndMealTicks SET A EndDrinkTicks A EndMeal 1 A EndDrink 1 SX PR MAKE RECORD MEALS TOR ko IORI oko oko ITO ITO k k K K 5 6 2 51 HSTART F Weigh MG BOX 8 SHOW 11 Starting Food Weight F S2 S2 R FoodHeadEntry Z StartMeal gt S3 Z End W Weigh MG BOX 8 S4 S3 R FoodHeadEntry S3 A EndMealTicks W Weigh MG BOX 8 SET W Z StopMeal IF B gt A MinMeal Meal NoMeal GMeal ADD M 0 SET M I S M I SET I 2 M 1 M 1 NoMeal ADD P 0 SET P K S P SET 2 P 1 P Hz End W Weigh MG BOX 8 SET W IF B gt A MinMeal Meal NoMeal GMeal ADD M 0 SET M I S M I SET I 2 M 1 M 1 NoMeal ADD P 0 SET P K S P SET 2 P 1 P 987 987 W 54 2 987 987
5. Ensure the Data Mode is set to Strip Chart and the Y Scale Mode is Full Range as shown in Figure 3 5 Change the Test Panel data channel to match the intake monitor that is being calibrated To calibrate the first monitor set the channel to 0 for the second monitor set the channel to 1 etc Verify that the position of the green signal line in the chart and the Average Reading below the chart is approximately zero Now place the calibration weight on the platform If using the ENV 200FCW this weight should be 200 grams If using the ENV 200FCW C this weight should be 100 grams Using a small flat blade screwdriver turn the Gain Adjustment Screw located through the top cover of the amplifier box until the Average Reading is 9 5 0 1 Volts 49 40 to 49 6 Volts See Figure 3 6 Figure 3 6 Gain Adjustment Screw Maximize the Weighing System Tare and Calibrate Utility Enter the value of the calibration weight being used in the Calibration Weight box If using the ENV 200FCW the calibration weight should be 200 grams If using the ENV 200FCW C the calibration weight should be 100 grams This will be the new full scale weight Select the CAL button The Current Value box should now contain the calibration weight value When the calibration weight is removed the Current Value should go down to 0 0 grams If the Current Value does not show 0 0 grams re tare the appropriate channels to 0 0 grams Once again place the calibrat
6. must be applied to the hopper platform support the platform from underneath while using the other hand to place the hopper Placing excessive force or weight on the weighing platform will cause damage Figure 2 1 Complete Assembly Amplifier Calibration Weight Support Hopper Security Thumbscrew Hopper Lid Upper Food Hopper Spillage Catcher MED ASSOCIATES INC FOOD INTAKE MONITOR DI G 745 Switch Setting The DIG 745 card has 16 channels that can be used to interface both food and liquid intake monitors There is a switch that corresponds to each channel that must be set to Liquid or Food The default positions for the switches are as follows switches 1 8 are set to Liquid and switches 9 16 are set to Food This means that if more than eight of either the food or liquid intake devices are going to be connected to the DIG 745 the switch settings will need to be changed accordingly The switches can be accessed by removing the DIG 745 card from the interface cabinet The default switch settings require the connections shown in Figure 2 3 It is also important to note that if the default switch settings are changed and the system is being used in conjunction with MED PC the MedState Notation must be changed accordingly Figure 2 2 DIG 745 Channel 1 Switch CH 1 Liquid Ne wr Figure 2 3 Default DIG 745 Connections 16 CHANNEL ADC AND TRANSDUCER Liquid Intake Monitors F
7. 4 Cable to the ADC connector on the DIG 745 card connector and the other end to the DIG 744 card in the computer Use care when aligning and inserting this cable into the connectors as a misalignment of the connector could cause the pins to fold over and bend Secure the cable to the connector by tightening the jackscrews located on both sides of the cable connector Smart Control Connection Panel Cabling Refer to the manual Wiring the Operant Test Chamber Package and the supplied wiring chart for instructions on how to wire the Operant Chamber and Interface Cabinet Set Up Procedure Using the Upper Food Hopper 1 Remove the hopper from the platform by first removing the calibration weight support and loosening the hopper security thumbscrew Carefully lift and remove the hopper from the platform then remove the hopper cover 2 Fill the hopper with up to 200 grams of solid food and replace the cover to prevent spillage out the top as the subject aggressively feeds 3 Gently return the hopper to the weighing platform and tighten the thumbscrew Verify that the hopper is not in contact with any other parts of the assembly i e cabling IR sensor supports etc Place the calibration weight support back onto the assembly See Figure 2 5 Figure 2 5 Upper Food Hopper Assembly MED ASSOCIATES INC FOOD INTAKE MONITOR Figure 2 6 shows two types of upper food hoppers One with the optional custom Crysco style food receptacle EN
8. FOOD INTAKE MONI TOR Hardware and Software User s Manual DOC 047 Rev 3 0 Copyright 2009 All Rights Reserved MED Associates Inc Box 319 St Albans Vermont 05478 www med associates com MED ASSOCIATES INC FOOD INTAKE MONITOR TABLE OF CONTENTS Chapter 1 D 1 sel 1 Chapter 2 2 2 System Assembly cale 2 016 745 Switch S ttinG a b 3 Cable Conne CtiOns vii ER 4 Set Up Procedure Using the Upper Food 5 3 m 7 Weighing System Tare and Calibrate Utility ne n nn na 7 Weighing System Main Screen 7 Le ETE 8 Calibrating 5 9 Chapter 4 oiii 253232353822532333532232333 838 98 12 Sample MED PC brograms meme nena 12 Food Weighing System mp ioo eee rede bik es oe dE i e AE EEN 12 Liquid amp Food Weighing System mpc meme 15 Appendix 5 NR A 21 Driver and Software Installation eme eme eren eei 21 MED ASSOCIATES INC FOOD INTAKE MONITOR
9. Interfaces PCI 6023E Device 1 Measurement amp Automation Explorer ni xj Eile Edit view Tools Help E Properties Test Panel 60232 Device 1 El Attribute Value a Data Neighborhood DAQ Device Basics Device Number 1 7 E Devices and Interfaces l ma et e Dserial Number xCAC 1 6023 e 1 3 scales Software Remote Systems What do you want to do PS Runthe DAQ Test Panels PN Remove the device View or change device roperties TS Attributes 5 Click the Properties button from the top tool bar and then click on the AI tab Within the AI tab select from the Mode menu Referenced Single Ended for initial setup only Click OK to exit 6 Click the Test Panel button from the top tool bar The screen shown in Figure 3 5 will appear Figure 3 5 Test Panel Device Name Device Number INSTRUMENTS 23 1 Analog Input Counter 1 0 Digital up Channel 10 00 S Input Limits High 10 0000 Last Error Low 100000 p Sample Rate Hz Ea MRE fi 000 0 4 Error Codes BIO Start 776 YScaleMode Average Reading Shot Auto Scale 2 804688 Continuous Full Range Close 4n U MED ASSOCIATES INC FOOD INTAKE MONITOR 10 11 12 13
10. R FoodHeadEntry S3 1 C Weigh MG BOX 8 gt S2 Z End 54 S3 R FoodHeadEntry S3 A EndMealTicks T S2 Z End 54 54 l i gt SX MED ASSOCIATES INC ko ko ko ko ko ko ko ko LE E IK K K UPDATE LIQUID WEIGHT MAKE S S 9 Get the Starting Weight Update the Starting Weight every 1 minute when the Animal is not drinking This removes liquid that is lost for reasons other than the Animal drinking S1 0 01 H Weigh MG S2 S2 R LiquidHeadEntry S3 1 H Weigh MG BOX gt S2 Z End gt S4 53 R LiquidHeadEntry S3 A EndDrinkTicks HT gt S2 Z End S4 S4 1 gt SX 20 FOOD INTAKE MONITOR MED ASSOCIATES INC FOOD INTAKE MONITOR APPENDIX Driver and Software Installation If not already done install the MED PC software and the DIG 704 card per the instructions included with MED PC Do NOT install the DIG 744 PCI Data Acquisition card PCI 6023E at this time You will be instructed to do so at a later time Insert the Intake Monitor CD into the CD ROM drive The screen shown in Figure A 1 will appear Click on Install Weighing System The screen shown in Figure A 2 will appear Figure A 1 Weighing System Setup Weighing System o MeO associates me Welcome to Weighing System Instal
11. T A EndMealTicks A EndMeal 1 SX PR PR MAKE RECORD MEALS MAKE 5 6 2 51 5 F Weigh MG BOX SHOW 6 Starting Food Weight F ON HouseLight 52 S2 R HeadEntry Z StartMeal gt S3 W Weigh MG BOX 84 S3 R HeadEntry S3 A EndMealTicks T W Weigh MG BOX SET W Z StopMeal IF B gt A MinMeal Meal NoMeal GMeal ADD M 0 SET M I S M I SET I 2 M 1 GNoMeal ADD P 0 SET P SET J J 2 HZ End W Weigh MG BOX SET W IF B gt A MinMeal GMeal NoMeal GMeal ADD M 0 SET M I S M I SET I I 2 M 1 M 1 GNoMeal ADD P 0 SET P J S SET J J 2 P 1 P 987 987 C W gt 82 2 987 987 W 54 54 15 ses gt SX MAKE MEAL TIMER Vikkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkikkix 5 5 3 51 HZ StartMeal SET S 0 001 gt S2 S2 0 001 SET 5 5 0 001 S2 Z StopMeal 1 Z End gt S1 VNikkikkkikkkikkkikkkkkkkkkkkkikkikkkkkkikkkkkikkikkikkikk UPDATE DISPLAY MAKE 5 5 4 51 START SHOW 2 Total of Meals M 0 SHOW 3 Total Food Eaten in Meals M 1 SHOW 4 Total of Partial Meals P 0 SHOW 5 Total Food Eaten in Partial Meals P 1 gt S2 52 1 SHOW 2 Total of Meals M 0 SHOW 3 Total Food Eaten in Meals M 1 SHOW 4 Total of Partial Meals P 0 SHOW 5 Total Food Eaten in Pa
12. Transducer Interface Module This interface module may be installed in the interface cabinet space permitting or in a separate SG 6080C Table Top Cabinet Each individual 16 transducer channel has a tare control used to zero the transducers The DIG 745 ADC interface card supplies the amplifier with power and tare control signal Figure 1 1 DIG 745ADC Package 16 CHANNEL ADC AND TRANSDUCER INTERFACE 10 0 MED ASSOCIATES INC FOOD INTAKE MONITOR CHAPTER 2 System Assembly Carefully open each shipping box and remove the packing material to expose the Food Monitors Identify and label each monitor as 1 2 etc as it s unpacked and identify the hopper platform this is where the food hopper sits refer to Figure 2 1 NOTE The food hopper platform is attached to the weighing sensor and must be handled with extreme care to avoid damage to the sensor Care must be taken to avoid damage to the sensitive load cell sensor assemblies when moving chambers or individual modular panels containing the Food Monitor assemblies herein referred to as assemblies Place each chamber on a sturdy surface away from any external sources of vibration Use caution when routing cables from the assemblies to the interface cabinet to avoid a rats nest of cables NOTE Use care when placing or removing the food hopper onto the weighing platform Never use excessive force when seating or removing the hopper If downward pressure
13. V 200FCW C and the other with the standard food spillage catcher Figure 2 6 Upper Food Hoppers ENV 200FCW C on left and ENV 200FCW on right oh For detailed instructions on switching between the ENV 200FCW and the ENV 200FCW C refer to the ENV 200FCW C to ENV 200FCW Conversion Manual MED ASSOCIATES INC FOOD INTAKE MONITOR CHAPTER 3 Weighing System Tare and Calibrate Utility Weighing System Main Screen To run the Weighing System Tare and Calibrate Utility open the Weighing System application The screen shown in Figure 3 1 will appear Figure 3 1 Weighing System Tare and Calibration Utility 7 Weighing System Tare and Calibrate Utility Help Exit Calibration Weight idi SES 100 gams lor Fo Special Channel 4 Display 0 0 and Reset Tare Button 0 0 0 0 0 Tare 1 Tare 82 Reset 3 Reset 4 0 0 oo on Reset 5 Reset 6 Reset 7 Reset H8 oo Reset 9 Reset 10 Reset 11 Reset 12 Reset 13 Reset 14 15 Reset 16 Exit Each channel has it s own display and Reset Tare button Click the Reset button for each of the channels being used This will turn the displays from red to white If any of the displays remain red an error has occurred in that particular channel s reading of the digital Tare potentiometers An error can occur if the channel is not connected to a device or if the interface cabinet is not turned on before the Weighing System T
14. ams NV P Partial Meal Data P o Total Number of Partial Meals P 1 Total Food Consumed in Partial Meals grams P J Length of Partial Meal ms P J 1 Food Consumed During Partial Meal grams W Ending Food Total Ending Weight grams List Working Variables Here Food Eaten this Bout grams Current Food Available grams Subscript for the Meal Array M Subscript for the Partial Meal Array P Meal Timer Session Timer Z Pulses Used in this Program StartMeal 1 Signal Start of a Meal StopMeal 2 Signal Stop of a Meal End 32 Signal End of Data Collection DIM A 3 DIM M 10000 DIM P 10000 DISKFORMAT DISKCOLUMNS 2 I LA kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk A FOOD WEIGHING SYSTEM SCHEDULE S1 Set Default Values N Minimum Meal Weight 0 1 g A End of Meal Criterion 120 sec N Session Time 480 min LL S S 1 0 01 SET A MinMeal 0 1 A EndMeal 120 A Session 480 SET 2 J 2 M I 987 987 P J 987 987 S2 S2 START CLEAR 1 60 SET A EndMealTicks A EndMeal 1 S3 0 01 SHOW 2 Minimum Meal Weight grams A MinMeal SHOW 3 End of Meal Criterion sec A EndMeal SHOW 4 Session Time min A Session SX S3 1 SE
15. are and Calibration Utility was started If the channel on which the error occurred is not being used for the experiment the error can be ignored If the channel is in use and was not connected connect the device to the interface and click on the corresponding Reset button If the interface cabinet was not turned on when the utility was started exit the program Restart the program after power has been applied to the interface cabinet Before beginning the calibration procedure be sure to select the correct system in the Weighing System area of the screen shown in Figure 3 1 N MED ASSOCIATES INC FOOD INTAKE MONITOR Help Screen Clicking on Help will cause the screen shown in Figure 3 2 to appear Clicking on any of the tabs on this screen will display detailed information about each function of the software Figure 3 2 Help Screen About Weighing System Utility Weight Display Liquid or Food Special Food About Reset Tare MED Associates Inc Weighing System Utility Version 1 1 Copyright 2003 2006 All Rights Reserved Calibrating the Channels 1 2 gt 20 Attach the empty the Food Intake Monitor as shown in Figure 2 1 Click the Tare buttons associated with each channel being used After taring the displays for all the channels that have devices connected to them should read 0 0 If they do not read zero double click on the displ
16. ay for that channel This will cause the Reset button to change back to Tare so that the channel may be tared again If it still does not read zero contact Med Associates for assistance Minimize the Weighing System Tare and Calibrate Utility and open the National nstruments Measurement and Automation Explorer Software The screen shown in Figure 3 3 will appear Figure 3 3 Measurement and Automation Explorer Measurement amp Automation Explorer nl x File Edit View Tools Help Configuration My System e DN Data Neighborhood Devices and Interfaces PCI 6023E Device 1 o D Scales a Software f a Remote Systems n Devices and Interfaces What is Devices and Interfaces The Devices and Interfaces category lists installed and detected DAQ GPIB IMAQ IVI Motion VISA and VXI hardware If you do not see your devices i Your user preferences specify that you want MAX to search for new devices only when you refresh the configuration tree and you have not pressed F5 or chosen View Refresh If you want MAX to search for new devices every time you launch MAX select Tools User Preferences and choose Every time launch MAX IT O r Z XJ U AN T 2 20 4 Expand the Devices and Interfaces folder to view the PCI 6023E Device 1 interface card The screen shown in Figure 3 4 will appear Figure 3 4 Devices and
17. erved Food Weighing System mpc N After the program starts it looks for a Head Entry into the Food Hopper When a Head Entry is detected the program times how long the meal is and records how much food is eaten during the Meal The Minimum Meal Weight parameter is used to determine if the Eating Bout is a Partial Meal or a Complete Meal The End of Meal Criterion is used to determine when a Meal has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Food Hopper before the Meal is considered over It is not used to determine if the Meal was a Partial Meal or a Complete Meal The Session Time is how long the program will run N Program expects a Resolution of 1ms Inputs HeadEntry 1 Level Mode Outputs HouseLight 7 A Control Variables with Assigned Aliases as Defined A 0 Default A 1 Default A 2 Default Var Alias Minimum Meal Weight grams Var Alias End of Meal Criterion seconds Var Alias Session Time minutes 0 1 grams 120 seconds 480 minutes 1 0 EndMeal 1 Session 22 EndMealTicks 3 List Data Variables Here E Eaten Food Total grams Starting Food Total Starting Weight grams M Meal Data MIO Total Number of Meals M 1 Total Food Consumed in Meals grams M I Length of Meal ms NV M I 1 Food Consumed During Meal gr
18. imum Meal Weight parameter is used to determine if the eating bout is a Partial Meal or a Complete Meal The End of Meal Criterion is used to determine when a meal has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Food Hopper before the meal is considered over It is not used to determine if the meal was a Partial Meal or a Complete Meal The Minimum Drink Weight parameter is used to determine if the drinking session is a Partial Drinking Bout or a Complete Drinking Bout The End of Drinking Bout Criterion is used to determine when a drinking session has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Liquid Hopper before the drinking session is considered over It is not used to determine if the drinking session was a Partial Drinking Bout or a Complete Drinking Bout The Session Time is how long the program will run Program expects a Resolution of Ims Compare the configurations below with the wiring chart supplied with all system orders Edit input and output numbers if they are different for the system or contact MED Associates for assistance Standard Input Configuration Liquid Head Entry 1 Level Mode Food Head Entry 2 Level Mode Standard Output Configuration House Light 7 PR The sample program is as follows Copvright C 2008 MED Associates All rights reserved Liquid amp Food Weighing S
19. ion weights back onto the hoppers and with a Current Value reading equal to the calibration weight value click the Reset buttons Now when the weights are removed the Current Value should be 0 0 grams The calibration information for all channels will be saved when the software is exited SEI 4 Sample MED PC Programs Food Weighing System mpc When the program starts it looks for a Head Entry into the Food Hopper When a Head Entry is detected the program times how long the meal is and records how much food is consumed during the meal The Minimum Meal Weight parameter is used to determine if the eating bout is a Partial Meal or a Complete Meal The End of Meal Criterion is used to determine when a meal has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Food Hopper before the meal is considered over It is not used to determine if the meal was a Partial Meal or Complete Meal The Session Time is how long the program will run This program expects a Resolution of 1ms Compare the configurations below with the wiring chart supplied with all system orders Edit input and output numbers if they are different for the system or contact MED Associates for assistance Standard Input Configuration Head Entry 1 Level Mode Standard Output Configuration House Light 7 The sample program is as follows Copyright C 2008 MED Associates All rights res
20. l Weighing System Extras Browse the CD Exit 21 MED ASSOCIATES INC FOOD INTAKE MONITOR Click Install to begin the driver and software installation Follow the steps to complete the National Instruments installation and when installation is completed the screen shown in Figure A 3 will appear Figure A 2 Begin Driver and Software Installation Weighing System Install Wizard d ASSOCIATES INE Welcome to the install wizard for Weighing System The wizard will install Weighing System on your computer To continue click Install Weighing System NI DAQ Driver Install Cancel The software and driver installation is now complete Click Finish to close this window Shut down the computer and remove power Install the DIG 744 PCI Data Acquisition Card according to the instructions included with the computer for installing PCI cards Figure Installation Complete Weighing System Install Wizard MEO associates inc Install Wizard Complete The Install Wizard has successfully installed Weighing System Click Finish to exit the wizard 4 Weighing System NI DAQ Driver Finish 222
21. les with Assigned Aliases as Defined Var Alias Minimum Meal Weight grams A 0 Var Alias End of Meal Criterion seconds A Var Alias Minimum Drink Weight grams Var_Alias End of Drinking Bout Criterion seconds Var_Alias Session Time minutes Default 0 1 grams Default 120 seconds Default 0 1 grams Default 120 seconds Default 480 minutes Il DDD aaa aa MinMeal EndMeal MinDrink EndDrink Session EndMealTicks EndDrinkTicks Il OU AHA CO List Data Variables Here Total Liquid Drank grams Total Food Eaten grams Starting Food Total Starting Weight grams Starting Liquid Total Starting Weight grams Q b I Meal Data Total Number of Meals Total Food Consumed in Meals grams Length of Meal ms 1 Food Consumed During Meal grams Il Drinking Bout Data 0 Total Number of Drinking Bouts 1 Total Liquid Consumed in Drinking Bouts grams J Length of Drinking Bout ms J 1 Liquid Consumed During Drinking Bout grams Partial Meal Data Total Number of Partial Meals Total Food Consumed in Partial Meals grams Length of Partial Meal ms 1 Food Consumed During Partial Meal grams Pa FS Il PR Partial Drinking Bout Data 0 Total Number of Partial Drinking Bouts 1 Total Liquid Consumed in Partial Drinking Bouts grams L Length of Partial Drinking Bout ms L 1 Liquid Consu
22. med During Partial Drinking Bout grams Ending Food Total Ending Weight grams Ending Liquid Total Ending Weight grams List Working Variables Here Bout Food Eaten grams Current Food Available grams Current Liquid Available grams Subscript for the Meal Array M Subscript for the Liquid Bout Array N Subscript for the Partial Meal Array P Subscript for the Partial Liquid Bout Array Q Bout Liquid Drank grams Elapsed Session Timer Meal Timer Drinking Bout Timer Mtn JHMWOHRARGHMNW Il Z Pulses Used in this Program StartMeal Signal Start of a Meal StopMeal 2 Signal Stop of a Meal StartDrinking 3 Signal Start of a Drinking Bout StopDrinking 4 Signal Stop of a Drinking Bout End 32 Signal End of Data Collection DIM A 6 DIM M 1000 DIM N 1000 DIM P 1000 DIM Q 1000 DISKFORMAT 8 3 DISKCOLUMNS 2 TOR IO TOR ITO ITO TOR I ITO k k k K K LIQUID amp FOOD WEIGHING SYSTEM SCHEDULE 81 Set default values N Minimum Meal Weight e DL X End of Meal Criterion 120 s N Minimum Drink Weight 0 19 End of Drinking Bout Criterion 120 8 A Session Time 480 min E E oko ITO ITO S S 1l S1 0 01 SET A MinMeal 0 1 A EndMeal 120 A MinDrink 0 1 SET A EndDrink 120 A Session 480 SET I 2
23. ood Intake Monitors DIG 745 EM MED ASSOCIATES INC FOOD INTAKE MONITOR Cable Connections When making cable connections first identify each type of cable and then make the connections Use care when connecting the cables to the mating connectors since most connectors are keyed so proper alignment is important to avoid damage to connectors Amplifier Cabling Once all the food intake monitor assemblies are placed in the chambers and the interface cabinet is situated begin by connecting each channel of the DIG 745 card to a food monitor using the supplied 8 pin modular cables Insert one end of the cable into the appropriate channel connector until a snap or click is heard The cable should be locked in place into the connector Be sure to connect the food intake monitors into Channels 9 16 if the DIG 745 switches are in the default positions Refer to Figure 2 3 Connect the other end of the modular cable to a food intake monitor amplifier Again the cable connector is keyed and a click will be heard as the cable locks in place To release the cable from the connector gently press down on the tab of the modular cable and remove Figure 2 4 NOTE The interface cable MUST be connected to the weighing system amplifier in order for the head entry detector to function Figure 2 4 Amplifier Connection MED ASSOCIATES INC FOOD INTAKE MONITOR National nstruments Cabling Connect one end of the SG 24
24. rtial Meals P 1 S2 ELE LL ITO k k K K K N TIME SESSION FE III I I IOI II III III I I I I IOI ke S S 5 51 5 52 52 1 ADD T SHOW 1 Session Time IF T gt A Session End Continue GEnd OFF HouseLight Z End S3 GContinue S2 83 Allow time for screen update before closing the session and saving data 5 STOPABORTFLUSH 2 987 987 C W gt 52 ZZZ ZLI ZZZ UPDATE WEIGHT ALIA LI ELI ELE LL E ITO ITO ITO K K S S 6 Get the Starting Weight Update the Starting Weight every 1 minute when the Animal is not eating This removes food that is lost for reasons other than the Animal eating 51 0 01 C Weigh MG BOX S2 S2 R HeadEntry S3 l i C Weigh MG BOX S2 dz End S4 S3 R HeadEntry gt S3 A EndMealTicks T S2 Z End 54 54 1 SX Liquid amp Food Weighing System mpc After the program starts it looks for a Head Entry into the Food and or Liquid Hopper When a Head Entry is detected the program times how long the meal and or drinking session is and records how much food and or liquid is taken during the session The Min
25. ystem mpc After the program starts it looks for a Head Entry into the Food and or Liquid Hopper When a Head Entry is detected the program times how long the Meal and or Drinking Session is and records how much food and or liquid is taken during the session The Minimum Meal Weight parameter is used to determine if the Eating Bout is a Partial Meal or a Complete Meal The End of Meal Criterion is used to determine when a Meal has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Food Hopper before the Meal is considered over It is not used to determine if the Meal was a Partial Meal or a Complete Meal The Minimum Drink Weight parameter is used to determine if the Drinking Session is a Partial Drinking Bout or a Complete Drinking Bout The End of Drinking Bout Criterion is used to determine when a Drinking Session has ended The default value is two minutes This means that two minutes must pass with no Head Entry into the Liquid Hopper before the Drinking Session is considered over is not used to determine if the Drinking session was a Partial Drinking Bout or a Complete Drinking Bout The Session Time is how long the program will run ETRO RORO RO RORO R EO EO R eee ee eee eee eee eee Program expects a Resolution of 1 5 Inputs LiquidHeadEntry 1 Level Mode FoodHeadEntry 2 Level Mode Outputs HouseLight 7 NV A Control Variab
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