topstek true rms current transducer tu10p5a..tu10p90a-cl420 - 140 - www.topstek.com tu10p-cl420 v081008 12/3/2008 tu10p5a~90a-cl420 features highly reliable true rms current measurement device clamp on split core structure faster response time than temperature sensing excellent linearity of the output voltage over a wide input range vfd and scr type waveforms current measurement 4-20ma true rms current loop output high isolation voltage between the measuring circuit and the current-carrying conductor (ac3kv) flame-retardant plastic case and silicone encapsulant, using ul classified materials, ensures protection against environmental contaminants and vibration over a wide temperature and humidity range applications power measurement, power panel true rms ac current measurement options plastic case material: ul94v0 nylon 66 (black) standard and pc(blue) option operating temperature range: 70c standard and option 85c available connector type: specify Ce or Cm. if other types of connector required, please contact factory for other possibilities. Cm: ul 1017 awg22, length:15010mm with molex 5045 type female connector (2.54mm pitch) Cy: ul 1017 awg18 wire, length:300050mm, two y4.3 terminals with pvc tube specifications parameter symbol unit 5a 7.5a 10a 15a 20a 30a 50a 75a 90a full scale input current i pn a rms 5 7.5 10 15 20 30 50 75 90 max primary current peak i pmax a 30 45 60 90 120 180 250 250 250 input crest factor (peak/average ratio) cf 6 6 6 6 6 6 5 3.3 2.7 current output protocol i out ma 4-20 ma current loop, 4ma@ i p =0a, 20ma@ i p = i pn output offset current i os ma +4 ma over-scale output current i ol ma <+23 ma load resistance r l <300 supply voltage v cc v +20v .. +32v accuracy @ i pn % within 1% of i pn @25c(excluding offset) linearity % within 1% of i pn consumption current i cc ma 4-20 ma (= i out ) response time (90% i pn step) t r sec <200 msec frequency bandwidth (1db) f bw hz 20 to 6khz thermal drift of output - %/c within 0.1 %/c @ i pn thermal drift of zero current offset - a/c < 3 a/c(0-60c), < 6 a/c(-40 .. 70c) dielectric strength - v ac3kv x 60 sec isolation resistance @ 1000 vdc r is m >1000 m operating temperature t a c -40c to 70c storage temperature t s c -45c to 85c mass w g 58 g
topstek true rms current transducer tu10p5a..tu10p90a-cl420 - 141 - www.topstek.com tu10p-cl420 v081008 12/3/2008 k (white) : +24v l (black) : i out standard terminal appearance, dimensions and pin identification of tu10p-cl420 all dimensions in mm 0.2, holes C0, +0.2 except otherwise noted. 3 application connection option y terminal
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