Fluke 370 Series Clamp Meter Manual
Contents
1. lt 45 RH at 40 50 Operating Altitude 3000 meters Storage Altitude 12 000 meters O a EN 61326 1 2006 Temperature Coefficients Add 0 1 x specified accuracy for each degree C above 28 or below 18 27 374 375 376 Users Manual Safety Specifications Safety Compliance Agency Approvals Batteries 28 CAN CSA C22 2 No 61010 1 04 ANSI UL 61010 1 2004 ANSI ISA 61010 1 82 02 01 2004 EN IEC 61010 1 2001 to 1000V Measurement Category CAT III 600V Measurement Category CAT IV Pollution Degree 2 EN IEC 61010 2 032 2002 61010 031 2002 1 2008 Se 2 AA NEDA 15A IEC LR62. 21 374 375 376 Users Manual Distance from Optimum i2500 10 Flex i2500 18 Flex Error A 0 5 in 12 7 mm 1 4 in 35 6 mm 0 5 96 B 0 8 in 20 3 mm 2 0 in 50 8 mm 1 0 96 e 1 4 in 35 6 mm 2 5 in 63 5 mm t 2 0 96 Measurement uncertainty assumes centralized primary conductor at optimum position no external electrical or magnetic field and within operating temperature range DC Current Range 374 and 375 sse 600 0 A 999 9 Resolution 0 1A 2 96 5 digits AC Voltage Range 22 Clamp Meters Specifications 374 and 375 600 0 V E 1000 V Resolution 374 375 aues 0 1V cy T 0 1 V x 600 0 V 1 V x 1000 V ACCUIACY A O 1 5 5 digits 20 500 Hz DC Voltage Range 374 and 375 aussen 600 0 V DIG 1000 V 23 374 375 376 Users Manual Resolution A 0 1V rS 0 1 V lt 600 0 V 1 V x 1000 V ACCURACY 1 5 digits mV dc Range 375 and 376 500 0 mV ne eec 0 1 mV ACCUIACY 1 96 5 digits Frequency via Jaw Range AAA 5 0 500 0 Hz Resolution ce 0 1Hz ACCURACY Aura 0 5 5 digits 24 Clamp Meters Specifications Trigger Level 5 10Hz 210A 10 100 H
3. 37413151376 Users Manual Clamp Meter PN 3608883 July 2010 2010 Fluke Corporation All rights reserved Printed in China Specifications are subject to change without notice All product names are trademarks of their respective companies LIMITED WARRANTY AND LIMITATION OF LIABILITY This Fluke product will be free from defects in material and workmanship for three years from the date of purchase This warranty does not cover fuses disposable batteries or damage from accident neglect misuse alteration contamination or abnormal conditions of operation or handling Resellers are not authorized to extend any other warranty on Fluke s behalf To obtain service during the warranty period contact your nearest Fluke authorized service center to obtain return authorization information then send the product to that Service Center with a description of the problem THIS WARRANTY IS YOUR ONLY REMEDY NO OTHER WARRANTIES SUCH AS FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSED OR IMPLIED FLUKE IS NOT LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES ARISING FROM ANY CAUSE OR THEORY Since some states or countries do not allow the exclusion or limitation of an implied warranty or of incidental or consequential damages this limitation of liability may not apply to you Fluke Corporation Fluke Europe B V P O Box 9090 P O Box 1186 Everett WA 98206 9090 5602 BD Eindhoven U S A The Netherlands 11 99
4. Or visit Fluke s website at www fluke com To register your product visit http register fluke com To see print or download the latest manual supplement visit http us fluke com usen support manuals Clamp Meters Safety Information Safety Information A Warning identifies conditions and actions that pose hazard s to the user A Caution identifies conditions and procedures that could cause Meter damage equipment under test damage or permanent loss of data Symbols used on the Meter and in this manual are explained in Table 1 A A Warning To prevent possible electrical shock or personal injury follow these guidelines Use the Meter only as specified in this manual or the protection provided by the Meter can be compromised Examine the case before you use the Meter Look for cracks or missing plastic Carefully look at the insulation around the connectors Never measure current while the test leads are inserted into the input jacks Make sure the battery door is closed and latched before operating the Meter Remove the test leads from the Meter before the battery door is opened Examine the test leads for damaged insulation or exposed metal Check test lead continuity Replace damaged test leads before using the Meter Do not use the Meter if it operates incorrectly Protection can be compromised When in doubt have the Meter serviced 374 375 376 Users Manual Do not use the Meter arou
5. Table of Contents Title Page SEITE How to Contact Fluke 5 nennen Safety Information The Meter Specifications Electrical Specificallons 1 ien tede cad eec Mechanical Environmental Specifications 374 375 376 Users Manual ii Introduction A A Warning Read Safety Information before you use the Meter The Fluke 374 375 and 376 the Meter measure true rms ac current and voltage dc current and voltage inrush current resistance and capacitance The 375 and 376 also measure frequency and dc millivolts The detachable iFlex Flexible Current Probe that is included with the 376 optional with the 374 and 375 expands the measurement range to 2500 A ac The Flexible Current Probe provides increased display flexibility and allows measurements of awkward sized conductors and improved wire access The illustrations in this manual show the 376 374 375 376 Users Manual How to Contact Fluke To contact Fluke call one of the following telephone numbers Technical Support USA 1 800 44 FLUKE 1 800 443 5853 Calibration Repair USA 1 888 99 FLUKE 1 888 993 5853 Canada 1 800 36 FLUKE 1 800 363 5853 Europe 31 402 675 200 Japan 81 3 3434 0181 Singapore 465 738 5655 Anywhere in the world 1 425 446 5500
6. 374 375 376 Users Manual Flexible Current Probe Clamp Meters The Meter lt 0 5 gt 0 5 AN A 13 374 375 376 Users Manual Fig08 eps Clamp Meters The Meter 375 amp 376 1909 10 eps 374 375 376 Users Manual Clamp Meters The Meter INRUSH 374 375 376 Users Manual fig11_12 eps Clamp Meters Specifications Specifications Electrical Specifications AC Current via Jaw Range 374 375 600 0A 363 4 innen 999 9 A A 0 1A ACCURACY lm 2 96 5 digits 10 100 Hz 2 5 5 digits 100 500 Hz Crest Factor 50 60 Hz 3 500 A 375 and 376 only 2 5 600A 1 42 91000 376 only Add 2 for C F gt 2 19 374 375 376 Users Manual AC Current via Flexible Current Probe Range Aem 2500A Resolution 974 B05 weet een 0 1 A 600 A lt 2500 A P 0 1 A lt 999 9 A lt 2500 A ACCUFACY D M 3 5 digits 5 500 Hz Crest Factor 50 60HZ 3 0 at 1100 A 375 and 376 only 2 5 at 1400 A 1 42 at 2500 A Add 2 for C F gt 2 20 Clamp Meters Specifications Position Sensitivity ghn12 eps Figure 1 Position Sensitivity
7. an information See Manual SA Safety Standards Battery Low battery when shown Double insulated on display Examined and licensed by T V Conforms to relevant Australian Product Services standards Application around and removal from HAZARDOUS LIVE conductors is permitted Do not apply to or remove from HAZARDOUS LIVE conductors 374 375 376 Users Manual Measurement Category III IEC Measurement Category IV CAT equipment has protection CAT IV equipment has protection against transients in equipment in against transients from the primary CAT III fixed equipment installations such CAT IV supply level such as an electricity as distribution panels feeders and Meter or an overhead or short branch circuits and lighting underground utility service systems in large buildings Note The Measurement Category CAT and voltage rating of any combination of test probe test probe accessory current clamp accessory and the Meter is the LOWEST rating of any individual component Clamp Meters The Meter The Meter Clamp Meter fig01 eps UA L A009 12 J AO00L I LVO Dag MSS anui HE 374 375 376 Users Manual Auto Power Off Backlight x ny AS s fs Amps y AC x mo or E L 902 3 eps Clamp Meters The Meter Display Hold MIN MAX AVG 376 Eoi X 1004 5 eps 11
8. fore you measure resistance continuity or capacitance For the 374 and 375 do not measure ac dc current in circuits carrying more than 1000 V or 600 A with the Meter Jaw For the 376 do not measure ac dc current in circuits carrying more than 1000 V or 1000 A with the Meter Jaw Never operate the Meter with the back cover removed or the case open Do not measure ac current in circuits carrying more than 1000 V or 2500 A with the Flexible Current Probe Do not apply the Flexible Current Probe around or remove from HAZARDOUS LIVE conductors Do not use the flexible current sensor if the inner contrasting insulation color is showing Take special care during fitting and removal of the Flexible Current Probe De energize the installation under test or wear suitable protective clothing 374 375 376 Users Manual ACaution To avoid possible damage to the Meter or to equipment under test Use the proper jacks function and range for the measurement application Clean the case and accessories with a damp cloth and mild detergent only Do not use abrasives or solvents Table 1 Symbols AC Alternating Current Earth ground Do not dispose of this product as unsorted municipal waste Go to Fluke s website for recycling information A Hazardous voltage C Conforms to European Union directives DC Direct Current Clamp Meters Safety Information Risk of Danger Important lt Conforms to relevant North Americ
9. nd explosive gas vapor or in damp or wet environments Use only type AA batteries properly installed in the Meter case to power the Meter e When measuring current with the Jaw keep fingers behind the Tactile Barrier See The Meter 1 e To avoid false readings that can lead to electrical shock and injury replace the batteries as soon as the low battery indicator 4 appears e When servicing the Meter use only specified replacement parts Have the Meter serviced only by qualified service personnel Be careful around voltages gt 30 V ac rms 42 V ac peak or 60 V dc Such voltages pose a shock hazard Do not apply more than the rated voltage as marked on the Meter between the terminals or between any terminal and earth ground When using the probes keep fingers behind the finger guards on the probes e Connect the common test lead before connecting the live test lead When disconnecting test leads disconnect the live test lead first Do not work alone so assistance can be rendered an emergency Use extreme caution when working around bare conductors or bus bars Contact with the conductor could result in electric shock Clamp Meters Safety Information Adhere to local and national safety codes Individual protective equipment must be used to prevent shock and arc blast injury where hazardous live conductors are exposed Disconnect circuit power and discharge all high voltage capacitors be
10. z 25 A 100 500 Hz 210A Frequency via Flexible Current Probe Range 375 376 5 0 500 0 Hz Resolution ntn 0 1 Hz 0 5 5 digits Trigger 2 5 20Hz gt 25A 20 100 Hz 220A 100 500 Hz gt 25 Resistance Range 60 25 374 375 376 Users Manual Resolution BIA 0 4 Q x 600 Q 1 Q lt 6000 375 and 376 0 1 Q x 600 Q 1 Q x 6000 0 10 0 x 60 ACCUIACY 1 96 5 digits Capacitance acu e 1000 uF Resolution re ctae 0 1 uF lt 100 uF 1 u lt 1000 uF ACCUFACY 1 4 digits Mechanical Specifications Size Lx W X H 246 mm x 83 m x 43 mm Weight i e teni rnt nage 388 g Jaw Opening 34 26 Clamp Meters Specifications Flexible Current Probe Diameter 7 5 mm Flexible Current Probe Cable Length head to electronics connector 1 8m Environmental Specifications Operating Temperature 10 50 Storage Temp 40 60 Operating Humidity Non condensing lt 10 lt 90 RH at 10 30 lt 75 RH at 30 40
Download Pdf Manuals
Related Search