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SI-BAM21-LC

World Precision Instruments

13

INDEX

A

AC adapter 2

B

back panel 4

banana plug 4

C

calibration potentiometer 3

F

force transducer 2, 3, 4, 10

front panel 3

G

ground 4

M

maintenance 8

measurements 8

MicroTweezer 2

O

output 3, 4

P

parts list 2

power 4

R

returns 2

S

specifications 10

T

troubleshooting 10

tweaker 9

U

unpacking 2

Z

zero switch 3

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Содержание SI-BAM21-LC

Страница 1: ...WORLD PRECISION INSTRUMENTS SI BAM21 LC KG Optical Force Transducer Amplifier Serial No _____________________ www wpiinc com INSTRUCTION MANUAL 090519 ...

Страница 2: ......

Страница 3: ...nts Inc CONTENTS ABOUT THIS MANUAL 1 INTRODUCTION 1 Features 1 How the Amplifier Works 2 Notes and Warnings 2 Parts List 2 Unpacking 2 INSTRUMENT DESCRIPTION 3 Front Panel 3 Back Panel 4 Setup 4 OPERATING INSTRUCTIONS 5 Calibrating the SI BAM21 LC 5 Making Measurements 8 MAINTENANCE 8 ACCESSORIES 9 TROUBLESHOOTING 10 SPECIFICATIONS 10 APPENDIX A SETTING SYSTEM GAIN FACTOR 11 INDEX 13 DECLARATION O...

Страница 4: ...ii World Precision Instruments ...

Страница 5: ... used in conjunction with the SI H Muscle Bath system and the related line of SI Heidelberg muscle physiology products The SI BAM21 LC powers the force transducer and outputs an analog voltage proportional to the force applied to the force transducer The force feedback signal can be multiplied by a factor of 1 2 5 or 10 to provide better resolution for a minimal change in applied force NOTE An opt...

Страница 6: ... visible damage to the instrument Verify that all items are included 1 SI BAM21 LC KG Optical Force Transducer Amplifier 1 Universal input 100 120VAC to 200 240VAC AC adapter 1 Power cord 1 13661 Potentiometer Adjustment Tool 1 Instruction Manual Unpacking Upon receipt of this instrument make a thorough inspection of the contents and check for possible damage Missing cartons or obvious damage to c...

Страница 7: ... within 0 3V of zero the LEDs are off Gain Switch Under normal conditions the Gain switch is set to X1 The current output of the force transducer can be amplified by a factor of 2 5 or 10 Press the Gain switch to toggle between the gain settings A Gain Indicator LED illuminates to show which gain factor is applied Larger gains are essential when working with extremely small forces Gain Calibration...

Страница 8: ...lug connector in this socket to ground the entire unit to the desired reference Setup Once the instrument has been inspected and accessories accounted for make the cable connections for system interfaces as shown in Fig 4 12V DC Power Supply Ground Force Transducer Data Acquisition BNC Fig 4 SI BAM21 LC Connections 1 Connect the force transducer cable to the Force Transducer connection port labele...

Страница 9: ...d is 4g use a transducer that has a full load range of 5g like the SI KG4 transducer To use the transducer at its full load range set the gain of the SI BAM21LC to X1 Higher resolutions are possible using the other gain settings X2 X5 or X10 However using a gain of X10 allows only a tenth of the full load range of the transducer to be displayed as an output In general it is best to choose a gain f...

Страница 10: ...nsducer input of the SI BAM21 LC Connect the output of the SI BAM21 LC to an input of a data acquisition system or a digital multimeter See Setup on page 4 If a multimeter is used to track the output of the amplifier set the scale of the meter to measure DC voltages between 10 0 and 10 0VDC If a computerized data acquisition system like a LabTrax 8 16 is used to record the output of the amplifier ...

Страница 11: ... Zero button is pressed the zeroing LED illuminates to indicate that the zeroing function is processing 6 Use the Offset Adjustment switch to adjust the baseline to zero Press and hold the toggle switch to the left if you want to raise the baseline Or press and hold the toggle switch to the right to lower the baseline If the baseline is more than 0 3V above zero the High LED illuminates and if it ...

Страница 12: ...libration mass Making Measurements After the SI BAM21 LC has been calibrated measurements may be taken 1 Turn the SI BAM21 LC Power switch on I NOTE Allow the system to stabilize for about 30 minutes This allows all the components to reach thermal equilibrium minimizing measurement changes due to thermal variations 2 Turn on the data acquisition system 3 Press the Zero button to set the baseline v...

Страница 13: ...N Force Transducer SI KG7A 0 5mN Force Transducer SI KG7B 0 10mN Force Transducer SI KG MOUNT 0 25 Rod Mount LAB TRAX 4 4 Channel Data Acquisition System Force Transducer mount pictured on the left Motor micrometer mount pictured on the right SI TM1 SI TM4 SI TM9 SI TM7 SI TM10 SI TM11 1 pap 2 gen 4 trab 5 pap 6 mus 8 mus 7 sma 9 stro 10 stro 11 very mus 12 SI O SI TM2 SI TM8 SI TM6 SI TM5 3 sma S...

Страница 14: ...t warm up time Allow at least 30 minutes for the SI BAM21 LC and the KG force transducer to warm up before running tests Temperature variations Try to keep the room or environmental temperature stable NOTE If you have a problem issue with that falls outside the definitions of this troubleshooting section contact the WPI Technical Support team at 941 371 1003 or technicalsupport wpiinc com SPECIFIC...

Страница 15: ...ed when recording passive tension or small muscle contractions 1 Turn off the SI BAM21 LC and unplug it from the power outlet 2 Remove the four screws on the lid of the SI BAM21 LC unit Screws Fig 8 The screws are identified on the top of the box 3 Remove the lid from the amplifier Fig 9 If you tip the box upside down the back end of the lid opens and you can slide it off the box 4 Locate the 3 pi...

Страница 16: ...12 World Precision Instruments ...

Страница 17: ...el 4 banana plug 4 C calibration potentiometer 3 F force transducer 2 3 4 10 front panel 3 G ground 4 M maintenance 8 measurements 8 MicroTweezer 2 O output 3 4 P parts list 2 power 4 R returns 2 S specifications 10 T troubleshooting 10 tweaker 9 U unpacking 2 Z zero switch 3 ...

Страница 18: ...14 World Precision Instruments DECLARATION OF CONFORMITY ...

Страница 19: ...t special or consequential arising from a failure of this product to operate in the manner desired by the user WPI shall not be liable for any damage to data or property that may be caused directly or indirectly by use of this product Claims and Returns Inspect all shipments upon receipt Missing cartons or obvious damage to cartons should be noted on the delivery receipt before signing Concealed l...

Страница 20: ...edberg Hessen Germany Tel 49 0 6031 67708 0 Fax 49 0 6031 67708 80 E mail wpide wpi europe com China Hong Kong WPI Shanghai Trading Co Ltd Rm 18A No8 Dongfang Rd Pudong District Shanghai 200120 PR China Tel 86 21 6888 5517 E mail chinasales china wpiinc com Brazil Av Conselheiro Nébias 756 sala 2611 Santos CEP 11045 002 São Paulo Brazil Tel 013 406 29703 E mail info brazil wpiinc com Internet www ...

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