42 AC Current Transducers Grinder/Shredder Application AT/ATR-LS SERIES AT/ATR-LS SERIES AC CurrentAC Transducers • Generators • • Water and Delivery Treatment • Monitor Large Machines AC Current Transducer Applications panel meter oradataacquisitionsystem). power supplyand the load(aprogrammable logic controller, a back inplace. The wires transducerusestwo to to the connect sensing ring, inside, placetheconductors andsnapthetop installation isjustaseasy. Justremove ofthe thetop portion are perphase. multipleconductors For installations, new the a dataacquisitionsystem), even inapplicationswhere there the load(aprogrammable logic controller, apanelmeter, or over withouttheneedto existingconductors disconnect large, easy-to-install, design split-core allows for installation transformer andsignal conditionerinto asinglepackage. The AT/ATR-LS Current Series Transducers combineacurrent OEMs Keep thepowerKeep system runningby theoutput. monitoring to pumps. intake cloggedfiltersSee orblocked opendischarge lines.Detect conditions before causebreak they downs. Measure thecurrent useto over detect orundercurrent go to www.nktechnologies.com/applications For additionalApplicationExamples, Free program expedites process. evaluation page1for See details. Test &Evaluation Unitsfor OEMs 800.959.4014 •www.nktechnologies.com •[email protected] Park3511 Charter Drive•SanJose, CA95136

• • Standard Output Industry AC Current Transducer Features • Designed for UL,CULandCEApproval • Mounted Case*DIN Rail • Split-core Case • Factory Calibrated • Loop-powered AC Current Transducer Connections *For see page 116. information kit, ontheDINrailaccessories Single TransducerInstallation Standard Connection 24 VDC Power24 VDC Load Compatible withmostautomation systems. to theAC4–20 mAsignal proportional current. Accepted around theworld. Simple snaponto DINrailfor secure mounting. multiple conductors. windowSensing provides amplespacefor busbar, singleor Eliminates zero andspanpotentiometer adjustment. is ready to go). (sensor outputwithnocurrent thesystem flowing confirms Use the zero”“live outputto verifyproper connections (–) 750A 750A Alternate Connection Standard Connection Range Range 500A 500A (+) (+) (–) 375A 375A 1(–) 1(–) Output Output Load (+) 2(+) 2(+) (–) 24 VDC Power24 VDC (–) (+) Single TransducerInstallation Standard Connection 24 VDC Power24 VDC Load (–) 750A 750A Alternate Connection Range Range 500A 500A (+) (+) (–) 375A 375A Alternate Connection 1(–) 1(–) Output Output Load (+) 2(+) 2(+) (–) 24 VDC Power24 VDC (–) (+) 2011/65/E RoHS COMPLIANT 2 AC Current Transducers 43 R C US S (5) L – L 4 (4) AT/ATR-LS SERIES AT/ATR-LS 2 – 0 2 (3) 4 ATR10-420-24L-LS 24 VDC nominal (12–32 VDC) 4–20 mA loop-powered 23 mA VDC <750 Ω @ 24 1% FS change) 600 ms (90% step 0–800 A 0–1000 A 0–1200 A 0–1600 A meet UL 508 to Designed 50/60 Hz responding) (average • AT: 20–400 Hz (True RMS responding) • ATR: (86.9 mm) (58.4 mm) X 3.42” 2.30” RatedV0 Flammability UL94 DIN rail mounting 50°C) 122°F (-20 to -4 to 0–95% RH, non-condensing UL 508 Industrial Equipment Control (USA & Canada) – (2) 8 10 12 16 Average responding (blank) responding Average distorted current output for RMS responding True 24 VDC loop-powered DIN rail mounting base terminals, Split-core, 0–800 A 0–1000 A 0–1200 A 0–1600 A 4–20 mA 24L LS 8 10 12 16 420 Power Supply Power Output Output Limit Output Impedance Accuracy Response Time Range Voltage Isolation Range Frequency Sensing Aperture Case Environmental Listings R Case Style(5) Case AC Current Transducer Ordering Information Ordering Transducer Current AC Sample Model Number: RMS output 4–20 mA, loop- True 0–1000 A range, transducer, current AC mounting. DIN rail split-core case, large powered, (1) AT (3) Output Type Supply (4) Power AC Current Transducer Specifications Transducer Current AC (1) Frequency (2) Range San Jose, CA 95136 Drive • San Jose, 3511 Charter Park www.nktechnologies.com • [email protected] • www.nktechnologies.com 800.959.4014 2.30” 3.10” 4.82” 58.4mm 78.7mm 122.4mm 1.34” 3.75” 34.0mm 3.42” 95.3mm 86.9mm 2 1.48” 37.6mm COMPLIANT RoHS 2011/65/E 6.97” 177.0mm LS Case AC Current Transducer Dimensions Transducer Current AC Note: Drawings are not to scale not to are Drawings Note: