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Installation, Operation and Service Manual

LKP Series

Page 17

041738 I

TABLE 5.1.

MEASURING HEAD RESISTANCE CHART

Measure Between

Leads:

Approx. Value

(

Ω

)

LKP-100

Circuit

Cable to “A” Half of the

Head

3 & 16

18-22

Coil Circuit - Channel #1 A

4 & 15

9-11

Coil Circuit - Channel #2

5 & 14

9-11

Coil Circuit - Channel #3

6 & 13

9-11

Coil Circuit - Channel #4

7 & 12

9-11

Coil Circuit - Channel #5

8 & 11

18-22

Coil Circuit - Channel #6 A

18 & 19

240-550

Hall Signal - Channel #1

20 & 21

240-550

Hall Signal - Channel #2

22 & 23

240-550

Hall Signal - Channel #3

24 & 25

240-550

Hall Signal - Channel #4

26 & 27

240-550

Hall Signal - Channel #5

32 & 36

600-800

Hall Current - Channels # 1-5

Cable to “B” Half of the

Head

40 & 50

18-22

Coil Circuit - Channel #6 B

41 & 55

9-11

Coil Circuit - Channel #7

42 & 54

9-11

Coil Circuit - Channel #8

43 & 53

9-11

Coil Circuit - Channel #9

44 & 52

9-11

Coil Circuit - Channel #10

47 & 49

18-22

Coil Circuit - Channel #1 B

57 & 58

240-550

Hall Signal - Channel #6

59 & 60

240-550

Hall Signal - Channel #7

61 & 62

240-550

Hall Signal - Channel #8

63 & 64

240-550

Hall Signal - Channel #9

65 & 66

240-550

Hall Signal - Channel #10

71 & 75

600-800

Hall Current - Channels # 6-10

Содержание LKP-100

Страница 1: ...z Road Phone 1 614 871 6900 www dynamp com Grove City Ohio 43123 USA Fax 1 614 871 6910 help dynamp com MODEL LKP 100 DIRECT CURRENT METERING SYSTEMS Installation Operation and Service Manual Manual I...

Страница 2: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page ii 041738 I This Page is Intentionally Blank...

Страница 3: ...hod of warranty repair correction will be determined by DynAmp at DynAmp s sole option Such warranty repair shall constitute a fulfillment of all DynAmp LLC liabilities in respect to said items and co...

Страница 4: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page iv 041738 I This Page is Intentionally Blank...

Страница 5: ...EN50081 2 utilizing method EN55011 Radiated and Conducted Emissions for Heavy Industrial Environments Class A EN50082 2 Radiated and Conducted Immunity Tests for Heavy Industrial Environments Safety...

Страница 6: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page vi 041738 I This Page is Intentionally Blank...

Страница 7: ...er s failure to comply with the rules and requirements provided in this manual Use of the equipment in a manner not specified by the manufacturer can impair the protection provided within GENERAL This...

Страница 8: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page viii 041738 I This Page is Intentionally Blank...

Страница 9: ...November 12 00 GMT to 21 00 GMT Europe Telephone 41 22 706 1446 Fax 41 22 706 1311 8 30 AM to 5 00 PM Central European Time From last Sunday in October to last Sunday in March 7 30 GMT to 16 00 GMT Fr...

Страница 10: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page x 041738 I This Page is Intentionally Blank...

Страница 11: ...lletins 04 00 27 34 Rev C Updated Accuracy Diagnostics Spare Parts section 04 02 iii 7 Rev D Updated Warranty and Installation paragraph 10 03 all Rev E Updated to DynAmp LLC 12 04 vii 1 32 34 Rev F U...

Страница 12: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page xii 041738 I This Page is Intentionally Blank...

Страница 13: ...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...

Страница 14: ...onal Layout 9 Figure 5 2 General Guidelines for Locating Measuring Heads 13 Figure 5 3 Proper Lifting Technique 15 Figure 6 1 Magnetic Null Detector Diagram 23 Figure 6 2 Functional Diagram of Four Ch...

Страница 15: ...ad Make sure that the cables are disconnected from the head during installation The Measuring Heads are supplied with connector covers which must be used whenever the head cables are disconnected from...

Страница 16: ...sult in intermittent operation and premature failure and will void the warranty Metering Unit enclosure doors and module covers must be present and remain closed at all times during operation to insur...

Страница 17: ...ontainer or crate must provide adequate protection from precipitation rain snow ice and direct water contact Adequate shelter must be provided to prevent the accumulation of precipitation rain snow ic...

Страница 18: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page 4 041738 I This Page is Intentionally Blank...

Страница 19: ...m 3 3 METERING UNIT The Metering Unit is housed in a standard NEMA type enclosure An IP54 upgrade is available In addition to the electronic circuitry housed within smaller modular units the Metering...

Страница 20: ...A current output of 1 Adc per 5 kA of bus current 4 A normally open N O contact for the Metering Unit over temperature alarm rated at 120 Vac 6 A 5 A normally closed relay contact for accuracy diagno...

Страница 21: ...002 C Line Voltage Sensitivity 0 001 V 120V ac 0 0005 V 240V ac Measuring Head To Bus Isolation 12kVac for 1 minute with 25mm air gap See notes below Installation Category III Pollution Degree 2 Conti...

Страница 22: ...Measuring Head 30 5 775 H x 46 1 1170 W NOTE The Measuring Head window insulation rating is directly proportional to the clearance of the head to the bus For instance a bus in direct contact with the...

Страница 23: ...hese The complete system should be inspected for shipping damage at the earliest opportunity Visible damage must be reported to the carrier immediately Concealed damage not evident until the system is...

Страница 24: ...sure should be applied to the part line F The head should be electrically insulated from the bus A 6mm minimum distance between the bus and window insulation should be maintained This will insure elec...

Страница 25: ...frequent fluctuations The following precautionary measures must be taken to prevent damage and risk of shock Best option is to leave the cables connected between Metering Unit and Measuring Head Even...

Страница 26: ...subtractive vector is larger than the vector set up by the bus current being measured the channel current will go to zero and try to reverse Since the LKP amplifiers can pass current in the forward d...

Страница 27: ...een the parallel bus sections must be a minimum of 4a and the head should be centered between them If the head is to be installed on a T section of the bus it should be located a minimum distance of 4...

Страница 28: ...unit failure 2 Check the mating faces of the Measuring Head Remove any dirt particles from the head part line insulation and multi conductor connector 3 Mount the Bottom half of the head on the floor...

Страница 29: ...rform the ohmmeter tests in table 5 1 The tests are made from the open end of the cable the Metering Unit side Record these values for future reference NOTE You cannot get good ohmmeter readings if th...

Страница 30: ...s can be 50 higher if head is hot and or cable length is longer than 30 feet 5 7 METERING UNIT INSTALLATION The location of the Metering Unit should be determined by the following factors 1 An indoor...

Страница 31: ...20 21 240 550 Hall Signal Channel 2 22 23 240 550 Hall Signal Channel 3 24 25 240 550 Hall Signal Channel 4 26 27 240 550 Hall Signal Channel 5 32 36 600 800 Hall Current Channels 1 5 Cable to B Half...

Страница 32: ...al circuit breaker or fuse with proper rating as required by local codes for branch circuit protection when wiring the mains circuit to this Metering Unit Each Metering Unit must have its own breaker...

Страница 33: ...ntering Note 1 Low Readings A very low amplifier output voltage may be normal for certain channels however ripple can be as high as 3 V on a non operating full off channel Thus a very low reading i e...

Страница 34: ...ge the horizontal positioning since the channel 1 voltage is not excessive and 2 an absolute balance between opposing channels is unnecessary Lowering the higher readings is more important than achiev...

Страница 35: ...readings NOTE Although the channel voltages may vary widely with temperature extremes the accuracy will remain unaffected so long as each channel voltage falls within the limits of 3V to 40Vdc Channe...

Страница 36: ...to the Metering Unit 2 Disconnect the top cable from the Measuring Head 3 Note the original position of the guide pins and guide sockets located at he corners of the connector Remove the guide pins a...

Страница 37: ...e feedback field The Measuring Head contains many magnetic sensors and feedback coils Each set of sensors and the adjacent coils plus the associated amplifying section of the Metering Unit is termed a...

Страница 38: ...tio of 5000 1 the bus current can be measured accurately by summing the independent feedback currents It I1 I2 I3 I4 Therefore the bus current is equal to 5000It Moving the Measuring Head with respect...

Страница 39: ...h powers only the on board circuitry The first module in the Metering Unit also referred to as Module A contains a 12 Vdc power supply for the Hall devices 6 7 SYNC PLL AND RAMPS The Metering Unit emp...

Страница 40: ...ers pin 2 and 1 of U203 for channel 1 These drivers are open collector outputs which drive the pulse transformers T203A and T203B for channel 1 The secondary of the pulse transformer develops a curren...

Страница 41: ...l circuits and components are functioning properly This warning at low levels is most likely to occur if the metering system is associated with one of several rectifiers in the area The AD outputs ind...

Страница 42: ...can reverse one or more channels in the head The accuracy indicators will show an error in those channels until the bus current level rises high enough to effectively turn on all channels 2 3Vdc is th...

Страница 43: ...y problems found A Repeat voltage measurements given in Magnetic Centering procedure to ensure that no significant change has occurred from the data recorded at startup A large change in the amplifier...

Страница 44: ...urer instructions CAUTION To avoid the risk of shock and electrocution always disconnect the AC power and head cables from the head before performing any cleaning or service operation on the Metering...

Страница 45: ...air Note that a module B cannot be used to replace a module A but the reverse is true The LKP Series Measuring Heads require special repair procedures and materials However the heads are very reliable...

Страница 46: ...ember 12 00 GMT to 21 00 GMT Europe Telephone 41 22 706 1446 Fax 41 22 706 1311 8 30 AM to 5 00 PM Central European Time From last Sunday in October to last Sunday in March 7 30 GMT to 16 00 GMT From...

Страница 47: ...ernal Magnetic Field Errors replaces TEC727 9907 LKP LKB LKP and LKB Sensor Mounting Guidelines and Restrictions 9905 LKP LKB Recommended Calibration Intervals for LKP or LKB High Current Systems 9904...

Страница 48: ...Installation Operation and Service Manual LKP Series 2016 DynAmp LLC Page 34 041738 I This Page is Intentionally Blank...

Страница 49: ...cy Diagnostics 07A109083 Schematic LKP Accuracy Diagnostic Board 05B109034 Outline and Mounting LKP 100 Measuring Head 02C108200 Outline and Mounting LKP Series 10 16 Channel Metering Unit 02D107892 A...

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