DynAmp LKP-100, Инструкция по установке, эксплуатации и обслуживанию

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Installation, Operation and Service Manual LKP Series
© 2016 DynAmp, LLC Page xiii
041738 I
TABLE OF CONTENTS
Par.
Title Page
1. SAFETY ____________________________________________________________________1
2. HANDLING AND STORAGE ____________________________________________________3
3. DESCRIPTION _______________________________________________________________5
3.1 OVERVIEW .......................................................................................................................... 5
3.2 MEASURING HEAD ............................................................................................................. 5
3.3 METERING UNIT.................................................................................................................. 5
3.4 CABLE .................................................................................................................................. 5
3.5 ELECTRICAL ....................................................................................................................... 5
4. SPECIFICATIONS ____________________________________________________________7
5. INSTALLATION ______________________________________________________________9
5.1 HANDLING PRECAUTIONS ................................................................................................. 9
5.2 INSTALLATION CONSIDERATIONS ................................................................................... 9
5.3 INSTALLATION PRECAUTIONS (LIVE BUS) ..................................................................... 11
5.4 MAGNETIC CONSIDERATIONS: MEASURING HEAD ...................................................... 12
5.5 HEAD INSTALLATION ....................................................................................................... 13
5.6 COMPLETING THE HEAD INSTALLATION ....................................................................... 15
5.7 METERING UNIT INSTALLATION...................................................................................... 16
5.8 METERING UNIT WIRING ................................................................................................. 18
5.9 INITIAL SYSTEM CHECKOUT ........................................................................................... 18
5.10 MAGNETIC CENTERING ................................................................................................... 19
5.11 REVERSING CABLE EXIT DIRECTION ON MEASURING HEAD ...................................... 22
6. THEORY OF OPERATION _____________________________________________________23
6.1 GENERAL .......................................................................................................................... 23
6.2 MAGNETIC SENSOR (NULL DETECTOR) ........................................................................ 23
6.3 SYSTEM DESCRIPTIONS ................................................................................................. 23
6.4 CIRCUIT FUNCTIONS ....................................................................................................... 24
6.5 METERING UNIT................................................................................................................ 25
6.6 POWER SUPPLIES ............................................................................................................ 25
6.7 SYNC, PLL, AND RAMPS ................................................................................................... 25
6.8 ERROR AMPLIFIERS ......................................................................................................... 25
6.9 COMPARATORS AND PULSE GENERATOR .................................................................... 25
6.10 PULSE TRANSFORMER DRIVERS ................................................................................... 26
6.11 OUTPUT CIRCUIT ............................................................................................................. 26
6.12 ACCURACY DIAGNOSTICS (OPTIONAL) ........................................................................ 27
7. MAINTENANCE & SPARE PARTS ______________________________________________29
7.1 PERIODIC MAINTENANCE ................................................................................................ 29
7.2 ANNUAL MAINTENANCE................................................................................................... 29
6.3 CALIBRATION INTERVALS ............................................................................................... 30
7.4 SPARE PARTS ORDERS - ROUTINE OR EMERGENCY................................................... 31