CT1000, CT200, CT60 AC/DC Current Sensor User`s Manual
Contents
1. i Compliance with the Radio Waves Act Republic of Korea This product complies with the Radio Waves Act Republic of Korea Note the following when using the product in Republic of Korea Ol WAEASS BS AAT SS ANNS The product is for home use Class B and meets the electromagnetic compatibility requirements Registration No KCC REM IMY EEN314 Equipment Name Current Sensor Trade Name Yokogawa Meters amp Instruments Corporation Manufacturer Yokogawa Meters amp Instruments Corporation Country of Origin Denmark 1 Description This device is a current output type current sensor with a 1500 1 for CT1000 1000 1 for CT200 or 600 1 for CT60 current transformation ratio that performs transformation on the primary current After familiarizing yourself with the performance and functions of this device you will be able to use it in conjunction with measuring instruments from YOKOGAWA 2 Configuration The current sensor consists of the following parts Standard parts 1 Current sensor 2 User s manual Accessories sold separately Output connector Load resistors B8200JQ B8200JR 3 Part Names Atiachinentsevew hales Signal allocation of secondary two M6 connector Top Pin No Signal 1 Output return Attachment screw holes 2 Do not connect four M5 3 Do not connect 4 0 V Power Supply Input j AN Secondary connector 5 15 V Power Supply Input AN oa 6 Secondary Signal Output i E Pin assignment 72. Do not connect 33 9 5 8 Do not connect 9 15 V Power Supply Input Primary conductor feed through hole Conductor guide CT1000 Attachment screw holes Attachment screw holes two M5 Top Attachment screw holes four M4 Secondary connector 1 5 i Arl Pin assignment 6 9 Primary conductor feed through hole Conductor guide CT200 CT60 Figure 1 Names of Parts and Pin Assignments 4 Operating Procedure A CAUTION Ensure that the current flowing to the conductor of the object to be measured is within the measuring range If the current exceeds the measuring range the device may overheat and get damaged 7 Connect the secondary connector on the device to the current input terminal on the measuring instrument and connect to 0 V common and 15 V on the power supply 2 Set up the measuring instrument and power supply to match the specifications of the current transducer Carefully read the user s manuals for your measuring instrument and power supply to perform the correct procedure for making the connections Secondary connector of the current sensor Measuring instrument Current input terminal Make sure that the total load resistance including measuring instrument s internal resistance and external load resistance Rb is within the specification Figure 2 Connection Example 3 Insert the primary conductor into the primary conductor feed through hole on the device Make
3. CT User s CT1000 CT200 CT60 Manual AC DC Current Sensor are ea eae ee ne ae aD Thank you for purchasing the AC DC Current Sensor Model CT1000 CT200 CT60 To ensure correct use please read this manual thoroughly before beginning operation After reading this manual keep it in a safe place 2nd Edition January 2012 YMI All Rights Reserved Copyright 2010 Yokogawa Meters amp Instruments Corporation Printed in Japan YOKOGAWA IM CT1000 01EN 2nd Edition Safety Precautions Make sure to observe the following safety precautions when handling the current sensor YOKOGAWA assumes no liability for the customer s failure to comply with these safety precautions Before you use the current sensor read the measuring instrument s manual to fully acquaint yourself with its specifications and handling The following symbols are used on this instrument Warning handle with care Refer to the user s manual or service manual This symbol appears on dangerous locations on the instrument which require special instructions for proper handling or use The same symbol appears in the corresponding place in the manual to identify those instructions AN Risk of electric shock AN Hot surface Make sure to observe the following safety precautions to prevent electric shock personal injury or damage to the instrument A e Beware of electric shock e Do not perform measurement if the case is damaged e Do not operate the dev
4. Current by Frequency CT1000 Unit mm li 2 06 5 hole O ioe NS oO O oO T T 109 ee 104 4 5 5 hole l t Ww 1 CT200 CT60 2 05 5 hole oe ioe ioe o 30 Max N 26 Min f 6g ioe N N Unless otherwise specified tolerances are 3 however tolerances are 0 3 mm when below 10 mm Figure 5 External Dimensions 6 Servicing If you encounter any problems during use or if the device does not appear to be operating normally contact your nearest YOKOGAWA dealer 7 Warranty If you experience a breakdown in the device due to faulty manufacturing or accidents during shipping contact your nearest YOKOGAWA dealer 8 an PAA SOL RNA Re This section is valid in China only Ae AS VI BOURR EBERLE a ae te Ate SCE Sm Fee Pb Hg Cd Cr VD PBB PBDE zen ene are mat om fee GEM O O O o ER ee O O O O O O RUA BA SE ae A Se SS S T 11363 2006 PREIE IRE RKA F X RAZA eA Syne ey HME e Ses HE SJ T 11363 2006 PREIL EA SR Be ES 9 IMRE ASAE This section is valid in China only RMA ES SOE mHE EISE SI T 11363 2006 PRERESI E RAF e
5. T60 Output Current Current Transformation Ratio Direction of Current gt O on Q c z on D O o 3 O lt po O v 5 O Q m O gt e Approx 93 W x 77 H x 38 D mm eStraight mounting of resistance value 0 1 temp coefficient 25 ppm C 1 group Example To apply a 2 5 Q load resistance connect the four 10 Q resistors in parallel CT1000 A o a O a Se E T O S T T TNN T S i PTT Mt CTI O TTT T ITN UT T T oo EU N E EES E EE D O A A E A O l E E ee EE CATT T AAT ee PT TTT TT O TTT TTT TTT 0 SS oe Sees ee ve ee O a SO S S TTT L O O A A U 0 1 100 1000 10000 100000 100000 Frequency Hz Maximum Allowable Input Current Arms CT200 1000 c A O O S O T O T O T O T O T TT e A E E ee E E E DR O O A A A E S O O O O O R O S O O S O O O E E E E Sl PT TIT O E E O A EAE LETT 100 H et H HHH EEE E O O e a e a e a I T CC E E T E E D O O E E SNS SS Basilii o O U O LUI N l a OO OO a OO OA S T S T T TT O S T T T T S T i 10 100 1000 10000 100000 100000 Frequency Hz Maximum Allowable Input Current Arms _ IM CT1000 01EN 2 2 I TT I bh I rer ONT A E T HHHH A A a l a N x U Z T A A a e A A a a y A E E E E 100 1000 10000 100000 Frequency Hz Maximum Allowable Input Current Arms nE J T ma N mm Pt tt Ho ma 00000 Figure 4 Derating of Primary
6. econdary wiring may be affected by the primary wiring because it uses a very small current Make the secondary wiring as short as possible and maintain its distance from the primary wiring without allowing them to be parallel to each other We recommend AWG24 or higher for the secondary wiring material Twisted pair may be better than shielded cable for measurement applications such as inverters IM CT1000 01EN 1 2 e The device outputs current Connect the device to a measuring instrument with current input To connect the device to a measuring instrument with voltage input use an appropriate shunt resistor to connect the device to the voltage input terminals e Configure your setup so that the load resistance of the measuring instrument connected to the secondary signal output is within the specification range e Correct measurements may not be possible in places where there is an extremely strong external magnetic field besides the magnetic fields produced by the primary current of the object to be measured or where there is a strong electric field DC 0 to 1000A DC 0 to 200A DC 0 to 60 A AC 1000 Apeak AC 200 Apeak AC 60 Apeak Primary rated current Primary rated current Primary rated current at 1000 A is 666 6 mA at 200 A is 200 0 mA Jat 60 Ais 100 0 mA DC 0 05 of reading 30 yA 50 60 Hz 0 05 of reading 30 WA sine wave Standard Conditions 235 C Common mode voltage 0 V Conductor 0925 mm length 300 mm or more stra
7. ice with wet hands in a rainy or humid environment or if any water droplets are visible on it e Condensation may appear if sudden changes in temperature occur If this happens let the device acclimatize to the new temperatures for at least one hour then refrain from using the device until confirming that there is no condensation e Do not disassemble the device The device should be disassembled by qualified personnel only e Use the correct power supply Ensure that the source voltage matches the voltage of the power supply before turning the power ON e Do not use uninsulated measurement conductors or cables Use conductors or cables with reinforced insulation e Make sure that the surface temperature of measurement conductors is within the device s operating temperature range e Although it is well insulated do not touch the device or secondary output cable while voltage is being applied to the primary conductor e Connect the secondary signal output before supplying power to the device e Do not disconnect the secondary output while power is being supplied to the device to prevent electric shock or damage to the instrument e Do not apply primary current before supplying power to the device to prevent electric shock or damage to the instrument e Do not input excessive current as malfunction or damage may result e Do not allow vibrations to disturb the device after it has been set in place as damage may result The fol
8. ight Accuracy warranty period 12 months Effect of Position of Conductor Add 0 01 of reading Measurement Band DC to 300 kHz DC to 500 kHz DC to 800 kHz 3dB emperature Coefficient In the 10 to 18 C 28 to 50 C ranges 0 01 C Max Allowable Continuous Input 1000 Apeak 200 Apeak 60 Apeak Derating of Max Allowable Input For the maximum allowable continuous current with respect to frequency see figure 4 Instantaneous Max Allowable 4500 Apeak 1000 Apeak 300 Apeak Input 0 1 sec or less reference value 20 to 80 RH no condensation 20 to 80 RH No condensation 3000 m or less External Dimensions Approx 128 W x 106 H x 60 D mm excluding the connector and conductor guide Maximum Rated Power 30 VA 11 VA 7 VA Consumption Current Consumption at Power Approx 150 mA Approx 80 mA output current Supply Voltage output current Recommended fastening torque M5x4 steel screws M4x4 steel screws 3 7 Nm 2 8 Nm eFlat mounting M6x2 steel screws M5x2 steel screws 4 4 Nm 3 7 Nm Safety standard Compliant standards EN61010 1 Emissions Compliant standards EN61326 1 ClassB EN55011 ClassB Group C tick EN55011 ClassB Group Immunity Compliant standards EN61326 1 Table 2 for industrial locations User s manual 1 pc Opt Accessories Sold D Sub 9 pin connector plug part number B8200JQ 1 pc Separately eLoad resistor four 10 O resistors part number B8200JR accuracy CT1000 CT200 C
9. lowing symbols are used in this manual A Improper handling or use can lead to injury to the user or damage to the instrument This symbol appears on the instrument to indicate that the user must refer to the user s manual for special instructions The same symbol appears in the corresponding place in the user s manual to identify those instructions In the manual the symbol is used in conjunction with the word WARNING or CAUTION Calls attention to actions or conditions that could cause serious or fatal injury to the user and precautions that can be taken to prevent such occurrences CAUTION Calls attention to actions or conditions that could cause light injury to the user or damage to the instrument or the user s data and precautions that can be taken to prevent such occurrences Note Calls attention to information that is important for proper operation of the instrument Directive 2002 96 EC This marking indicates that you must not discard this electrical electronic product in domestic household waste Product Category With reference to the equipment types in the WEEE directive Annex 1 this product is classified as a Monitoring and Control instrumentation product Do not dispose in domestic household waste When disposing products in the EU contact your local Yokogawa Europe B V office This directive is only valid in the EU This product complies with the WEEE Directive 2002 96 EC marking requirement
10. sure that the direction of current flow matches the arrow on the device Figure 3 is for the examples in use with CT200 and CT60 The same idea is applied to CT1000 as well Correct Incorrect Using an magnetic C nductor Direction of current shielded conductor Q Primary current Using two parallel conductors Ve Current flows in gt both directions Figure 3 Insertion of a Conductor 4 Check that power is being supplied to the device and then apply the primary current 5 Read the measured values The following calculation is used to determine the current flowing through the primary conductor Example When the output current from the device s secondary connector pin 6 is 100 mA CT1000 100 mA x 1500 150A CT200 100 mA x 1000 100A CT60 100 mA x 600 GOA Note e If the NORMAL OPERATION LED is off even when power is being supplied to the device the protection function may be activated Immediately stop the primary current e Only pass conductors through the primary conductor feed through hole if the current that you want to measure is flowing through the conductors and their current directions are the same Correct measurements cannot be taken if you pass conductors with magnetic shielding or conductors whose current directions are opposite of each other through the feed through hole e Make sure the primary wiring and secondary wiring do not interfere with each other The s
Download Pdf Manuals
Related Search