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HUGO SACHS ELEKTRONIK - HARVARD 

A P P A R A T U S

 GmbH    D-79232 March-Hugstetten   Germany

HSE PLUGSYS

®

  TAM-A Type 705/1 and TAM-D Type 705/2

H S E

H S E

for the

PLUGSYS

® 

 Module

Transducer Amplifier Module TAM

Version TAM-A Type 705/1 with bargraph display

Version TAM-D Type 705/2 with digital display

(Version 1.4 / printet: June  2013  / Hellstab / TB / Zi)

OPERATING INSTRUCTIONS

TAM-D

HUGO SACHS ELEKTRONIK
D-79232 MARCH  GERMANY

TRANSDUCER
AMPLIFIER MODULE

CAL

MEASURE

OFF

1

300

100  FILTER (Hz)

GAIN

20-100%

OUTPUT

(± 10V)

TYPE 705/2

AUTO

FINE

COARSE

ZERO

REF.

TRANSDUCER

H S E

ADJ.

1

3

5

2

4

6

300

1

3

5

2

4

6

FILTER (Hz)

TAM-A

HUGO SACHS ELEKTRONIK
D-79232 MARCH  GERMANY

TRANSDUCER
AMPLIFIER MODULE

CAL

MEASURE

OFF

1

100

GAIN

20-100%

OUTPUT

(± 10V)

TYPE 705/1

AUTO

FINE

COARSE

ZERO

REF.

TRANSDUCER

25

0

25

50

75

H S E

NOT FOR HUMAN USE

Summary of Contents for PLUGSYS TAM-A

Page 1: ...on 1 4 printet June 2013 Hellstab TB Zi OPERATING INSTRUCTIONS TAM D HUGO SACHS ELEKTRONIK D 79232 MARCH GERMANY TRANSDUCER AMPLIFIER MODULE CAL MEASURE OFF 1 300 100 FILTER Hz GAIN 20 100 OUTPUT 10V TYPE 705 2 AUTO FINE COARSE ZERO REF TRANSDUCER H SE ADJ 1 3 5 2 4 6 300 1 3 5 2 4 6 FILTER Hz TAM A HUGO SACHS ELEKTRONIK D 79232 MARCH GERMANY TRANSDUCER AMPLIFIER MODULE CAL MEASURE OFF 1 100 GAIN ...

Page 2: ... jumper J3 9 4 2 7 BNC socket Puls or mean output jumper J4 9 4 2 8 Internal signal outputs PULSE and MEAN jumper J5 9 4 2 9 Setting of the decimal point TAM D jumper J1 10 4 2 10 Mean value filter digital display TAM D jumper J6 10 4 3 Signal input 10 5 Controls TAM A 11 5 1 Controls TAM D 12 6 Start up 13 6 1 Transducer calibration 13 6 1 1 Basic setting for transducer calibration 13 6 1 2 Trans...

Page 3: ...d for use in general laboratories light industrial and office environments Operation in hazardous areas and or in a flammable atmosphere is not permitted 1 2 Trademark Warning All the information in these Instructions has been drawn up after careful examination but does not represent a warranty of product properties Alterations in line with technical progress are re served These Operating Instruct...

Page 4: ...TAM B are equipped with automatic zeroing in addition to manual zero adjustment In order to have an easy calibration of a connected data acqusistion system a predefinded value eg 10mN 100mmHg or 5mm can be simulated on the output The output filter 30 100 300 Hz is used for smoothing the signal It acts on both signal outputs PULSE internal and BNC socket front panel The internal signal output MEAN ...

Page 5: ...h the inner pins of the input or output sockets For this reason you should always first provide potential equilibration between yourself the PLUGSYS and the transducer or recording system 4 2 Internal settings jumpers In order to adjust the TAM to the individual application the following settings have to be made with jumpers on the module circuit board See diagrams next page R R R Jumper J1 TAM D ...

Page 6: ...2 DP 3 DP 4 J1 SLOW FAST J6 POS 1 POS 2 0 1Hz 0 3Hz Filter MEAN PULSATILE MEAN OUTPUT front panel A low B mean C high RANGE of AUTO ZERO J5 In the circle asside you see 3 coulums of pins On all left pins the pulsatile signal is available The center pins are connected to the bus lines AV1 AV16 On all right pins you have the filtered mean signal avaialable To connect e g the pulsatile pressure signa...

Page 7: ... the measurement signal is amplified by these active transducers up to the Volt range The input amplifier of the TAM is switched as straight amplifier Jumper J7 on POS 1 case shield Transducer Amp Output Power Power Sig GND Typical arrangement of a transducer with preamplifier In order to avoid damage to the electronics of the transducer check first that a supply voltage of 5 Volt 50 mA can be use...

Page 8: ...r does only allow gain reduction the gain jumper should allways be set to the next higher possible value In the example above the gain should be set to 200 This gives an overall amplification of 200 preamplifier times 10 output amplifier equal to 2000x The exact adjustment of the gain to 1980 is made through the transducer calibration on the front trimmer GAIN 20 100 10 5 05 x 10 6 x 5 x 200 1980 ...

Page 9: ...nternal signal outputs PULSE and MEAN jumper J5 The internal signal outputs PULSE and MEAN of the TAM are each assigned by a jumper on the link connector J5 to an analogue bus line AV1 AV16 Be sure to select an AV bus line which is not in use and is therefore free Duplicate connection causes short circuiting of the two signal outputs Details of the AV lines already being used in the system can be ...

Page 10: ...value then corresponds exactly of the measuring range which you require For example for the range 10 00 mN the jumper should be set to position DP 3 In case no decimal point is required remove the jumper and set it to one pin For measuring blood pressures up to 200mmHg you have to remove this jumper so that no decimal point is displayed 4 3 Signal input The signal input is a 6 pin Binder or Amphen...

Page 11: ... 300 100 GAIN 20 100 OUTPUT 10V TYPE 705 1 AUTO FINE COARSE ZERO REF TRANSDUCER 25 0 25 50 75 H SE 1 3 5 2 4 6 FILTER Hz LED bargraph Marker field for reference e g 10 mN Marker field for calibrated transducer e g Type F30 No 1 Signal input Output PULSE or MEAN Filter settings Operating mode CAL setting Amplification setting Autozero status LED Autozero key Manual zero fine Manual zero coarse 100 ...

Page 12: ...ODULE CAL MEASURE OFF 1 300 100 FILTER Hz GAIN 20 100 OUTPUT 10V TYPE 705 2 AUTO FINE COARSE ZERO REF TRANSDUCER ADJ 1 3 5 2 4 6 Marker field for calibrated transducer e g Type F30 No 1 Signal input Output PULSE or MEAN Filter setting Operating mode CAL setting Amplification setting Autozero status LED Autozero key Manual zero fine Manual zero coarse LED digital display Display range adjustment Ma...

Page 13: ...100 mmHg 6 1 1 Basic settings for transducer calibration R Set output filter to 300 Hz R Set operating mode to MEASURE R Set GAIN 20 100 to 100 fully clockwise clicking noises on the multi turn trimmer R Set fine manual zero adjustment to mid position 19 turns anticlockwise and then 9 turns clockwise Initialize the autozero function to the mid of the calibration range To do so start the autozero f...

Page 14: ...e measuring range Tip R The final step should be to check the zero again The calibration reference load on the trans ducer is removed The signal output of the TAM must then again be exactly zero If this is not the case it is probable that application of the calibration reference load has shifted the trans ducer zero A possible cause is a change in the position of the transducer pulling on the conn...

Page 15: ... ZERO COARSE first and then ZERO FINE Adjust Zero so that your voltmeter shows al most zero Detailed description R Start the AUTOZERO function by pressing the AUTO button in MEASURE MODE until the LED ZERO goes on for precise zeroing The LED ZERO must automatically go off after a few seconds and not be flashing at the end of the adjustment no error zero adjustment OK R Using a pressure calibrator ...

Page 16: ...o CAL position Turn on the CAL trimmer so that your display shows the choosen simulation value e g 100 mmHg If you switch now to CAL your TAM D always simulates 100mmHg on the display and on the output R R 6 1 4 Transducer calibration on a TAM D with using the digital display procedure for users who don t have a digital voltmetern nor a DAQ system R R With no load on the transducer carry out an ap...

Page 17: ...utozero function On TAM A however accurate zeroing is not possible in this way because of the limited resolution of the bargraph Precise zero adjustment on TAM A requires the use of the autozero function 7 2 Automatic zero adjustment Automatic zero compensation autozero function operates digitally with a resolution of 12 bit This provides an adjustment range of 4096 steps 2048 steps Zero adjustmen...

Page 18: ...00 Hz 9 Maintenance notes Any splashes of salt solution should be removed immediately with a cloth in order to prevent corrosion damage to the metal parts the connectors and the electronics For cleaning the front panel connectors and cables never use scouring powder or cleaning agents which attack plastics or aluminium Any dust should be removed with a lint free cloth or with a fine dust brush Hea...

Page 19: ...y internal jumper as x10 x20 x50 x100 x200 x500 x1000 x2000 x5000 and x10000 The basic gain setting can be varied with the GAIN control within the range 20 100 Gain 1 Autozero by pushbutton 2 Manual zero through multi turn coarse and fine trimmers Zeroing Analogue LED bargraph 19 LEDs 12 null 6 for visual indication of the measurement signal Indication TAM A 3 digit LED display 10 Volt 100 or vari...

Page 20: ...F Filter 1 100 300 Hz 17 Filter setting mean output 9 G General description 4 I Input configuration of the amplifier 7 Installation procedure 4 Installing the module in a housing 4 Internal settings 5 Internal signal outputs PULSE MEAN 9 Introduction 3 J Jumper location of 6 M Maintenance notes 17 Manual zero adjustment 16 Manufacturer s details 3 Mean value filter digital display TAM D 10 Mean va...

Page 21: ...elp to improve our products and the system documentation and make them more user friendly Please tell us where you have found mistakes where the arrangement was not clear and what you did not understand and where you would like to see improvements Many thanks for your kind assistance Yours HUGO SACHS ELEKTRONIK HARVARD APPARATUS GmbH Your name Organisation Street Town Phone Fax e mail Please send ...

Page 22: ...ssing the AUTO ZERO button on the TAM module for 3 seconds The red LED light above the button lights up during automatic zero adjustment If the module can not adjust zero the red LED light starts blinking first is to check if switch CAL OFF MEASURE is really in MEASURE position If the module can not adjust Zero you have to adjust Zero manually with the COARSE trimmer below to the AUTO ZERO button ...

Page 23: ...t panel with the little red screwdriver which was delivered with the system adjust GAIN so that you get 5V 50 bargraph deflection for 100mmHg The output delivers the voltage of 5V remove pressure from your transducer you should get 0V on the output again give 100mmHg to the transducer you should receive 5V on the output if this is the case all is set well If not readjust In order to avoid performi...

Page 24: ...0 Hz Move the switch CAL OFF MEASURE in MEASURE position First step is the Zero adjustment Remove load weight from the transducer Adjust Zero by pressing the AUTO ZERO button on the TAM module for 3 seconds The red LED light above the button lights up during automatic zero adjustment If the module can not adjust zero the red LED light starts blinking first is to check if switch CAL OFF MEASURE is ...

Page 25: ...and on the output socket of the module Take the little red screwdriver and turn on the CAL trimmer not on the GAIN so that you get 1V 10 bargraph deflection which is equal to 1g Now all settings are done and you can switch back the module to MEASURE position and start your measurements If you e g need more accuracy but less range you can increase the GAIN e g by a factor of 2 1g 2V Range will be h...

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