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OM1561 ISSUE 3 PAGE 2 of 11

LIST OF CONTENTS

INTRODUCTION

POWER

FILTERS

BUFFERS

CONNECTORS

CABLES

ANALOG VOLTAGE MEASUREMENTS

Mag

-03-OCTO-PSU WITH

Mag

-03 SERIES SENSORS

BATTERY CHARGING

BATTERY CARE

ANALOG OUTPUT

TAKING MEASUREMENTS

12.1

CONNECTING UP

12.2

FILTER SECTION

12.3 ADDITIONAL FILTERS

12.4

OVERLOAD

12.5

AC MEASUREMENT PRECAUTIONS

12.6

ELECTROMAGNETIC COMPATIBILITY

REPLACING THE INTERNAL BATTERY PACK

OPERATION WITH AN EXTERNAL BATTERY PACK

SPECIFICATIONS

LIST OF FIGURES

FIGURE 1

Mag

-03-OCTO-PSU OUTLINE DRAWING

FIGURE 2

Mag

-03-OCTO-PSU SIMPLIFIED SCHEMATIC

Содержание BARTINGTON MAG-03-OCTO-PSU

Страница 1: ...CTO PSU POWER SUPPLY UNIT OPERATION MAINTENANCE MANUAL Distributed by GMW Associates 955 Industrial Road San Carlos CA 94070 USA Tel 650 802 8292 Fax 650 802 8298 Email sales gmw com website http www gmw com Manufactured by Bartington Instruments Ltd 10 Thorney Leys Business Park Witney Oxford OX8 7GE England Tel 011 44 1993 706565 Fax 011 44 1993 774813 Email sales bartington com website http www...

Страница 2: ...ight to change any part of the design of this product without prior notice This product is not qualified for use in explosive atmospheres or life support systems Consult Bartington Instruments for advice The copyright of this document is the property of Bartington Instruments Ltd The document is supplied on the condition that it is to be treated commercially confidential and it may not therefore b...

Страница 3: ...G 10 BATTERY CARE 11 ANALOG OUTPUT 12 TAKING MEASUREMENTS 12 1 CONNECTING UP 12 2 FILTER SECTION 12 3 ADDITIONAL FILTERS 12 4 OVERLOAD 12 5 AC MEASUREMENT PRECAUTIONS 12 6 ELECTROMAGNETIC COMPATIBILITY 13 REPLACING THE INTERNAL BATTERY PACK 14 OPERATION WITH AN EXTERNAL BATTERY PACK 15 SPECIFICATIONS LIST OF FIGURES FIGURE 1 Mag 03 OCTO PSU OUTLINE DRAWING FIGURE 2 Mag 03 OCTO PSU SIMPLIFIED SCHEM...

Страница 4: ...s be charged after use The 12V supply for the Mag 03 series of magnetic field sensors is provided by the battery pack and the 12V supply by a dc to dc converter Each Mag 03 sensor is connected by a 6 conductor cable the screen of which is used for the 0V power supply return common line See Figure 2 3 FILTERS A low pass and a high pass filter are included in the signal path of the outputs from the ...

Страница 5: ...nductor The maximum cable length of 600 metres is derived from the following considerations a Above this length the positive supply current of up to 30mA will produce a 1 5 V v oltage drop which may restrict the analog output swing especially where a low voltage supply is used b Above this length the maximum capability for capacitance loading of the magnetic field sensor output will be exceeded Ca...

Страница 6: ...as been used regularly or not during this period The unit can be fully discharged by connecting one or more sensors and leaving the unit switched on The battery should then be recharged for 16 hours The battery will fully self discharge when not in use in 7 10 weeks 11 ANALOG OUTPUT The output impedance of the signal buffers is 50 ohms If measurement errors of more than 0 5 are to be avoided the a...

Страница 7: ... and 400 of the full scale range will cause the analog output to saturate Beyond this the output will become unpredictable usually slewing to the opposite polarity The magnetic field sensor will not be harmed permanently due to overload but this situation should be avoided 12 5 AC MEASUREMENT PRECAUTIONS The measurement and roll off characteristics of the magnetic field sensor ensure great precisi...

Страница 8: ... output of the pack to the printed circuit board socket the input lead from the rear panel to the input socket of the pack and the black optical fibre to the LED indicator on the pack i Replace the top panel and secure with the four screws 14 OPERATION WITH AN EXTERNAL BATTERY PACK For applications where it is required to operate the power supply over long periods it is possible to remove the inte...

Страница 9: ...wer pack 12V 4Ah Battery status lamp On during charge Battery charging supply 12V regulated dc from 240 or 120V mains adaptor 1 25A minimum output Battery charger socket 2 1mm dc socket Charging time 16 hours Fuse 4A internal Mechanical Enclosure Materials Polystyrene Dimensions mm 237 L X 222 W X 70 H Weight 2 5kg with Battery Pack installed Environmental Operating temperature 32 C to 50 C 30 C i...

Страница 10: ...5 17 0V 29 4Z 6 18 1X 30 Pin1 PL2 7 19 1Y 31 Pin2 PL2 8 20 1Z 32 Pin3 PL2 9 21 2X 33 Pin4 PL2 10 22 2Y 34 11 23 2Z 35 12 24 3X 36 37 PL3 Signal Output Connector Pin Function Pin Function Pin Function 1 13 25 7Y 2 14 26 7Z 3 15 27 8X 4 16 28 8Y 5 17 0V 29 8Z 6 18 5X 30 Pin5 PL3 7 19 5Y 31 Pin6 PL3 8 20 5Z 32 Pin7 PL3 9 21 6X 33 Pin8 PL3 10 22 6Y 34 11 23 6Z 35 12 24 7X 36 37 PL2 Temperature Sensor ...

Страница 11: ...OM1561 ISSUE 3 PAGE 10 of 11 ...

Страница 12: ...OM1561 ISSUE 3 PAGE 11 of 11 Figure 1 Mag 03 OCTO PSU OUTLINE DRAWING ...

Страница 13: ...OM1561 ISSUE 3 PAGE 12 of 11 Figure 2 Mag 03 OCTO PSU SIMPLFIED SCHEMATIC ...

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