topstek current transducers tn40a .. tn800a - 90 - www.topstek.com tn v080201 7/1/2008 tn 40a~800a features highly reliable hall effect device compact and light weight fast response time excellent linearity of the output voltage over a wide input range excellent frequency response (> 50 khz) low power consumption (12 ma nominal) capable of measuring both dc and ac, both pulsed and mixed high isolation voltage between the measuring circuit and the current-carrying conductor (ac2.5kv) extended operating temperature range flame-retardant plastic case and silicone encapsulate, using ul classified materials, ensures protection against environmental contaminants and vibration over a wide temperature and humidity range applications ups systems industrial robots nc tooling machines elevator controllers process control devices ac and dc servo systems motor speed controller electrical vehicle controllers inverter-controlled welding machines general and special purpose inverters power supply for laser processing machines controller for traction equipment e.g. electric trains other automatic control systems specifications parameter symbol unit tn 40a tn 50a tn 75a tn 100a tn 150a tn 200a tn 300a tn 400a tn 600a tn 800a nominal input current i fn a dc 40 50 75 100 1 50 200 300 4 00 600 800 linear range i fs a dc 120 150 225 300 4 50 600 900 9 00 1000 1000 nominal output voltage v hn v 4 v 1% at if=i fn ( r l =10k) offset voltage v os mv within 35 mv @ i f =0, t a =25c output resistance r out <100 hysteresis error v oh mv within 30 mv @ i f =i fn 0 supply voltage v cc /v ee v 15v 5% linearity ( 0 -- i fn ) % within 1% of i fn consumption current i cc ma 15 ma max response time (90%v hn ) t r sec 7 sec max. @ d i f / dt = i fn / sec frequency bandwidth (-3db) f bw hz dc to 50khz thermal drift of output - %/c within 0.1 %/c @ i fn thermal drift of zero current offset - mv/c < 2.5 mv/c < 1.5 mv/c < 1.0 mv/c dielectric strength - v ac2.5kv x 60 sec isolation resistance @ 1000 vdc r is m >1000 m operating temperature t a c -15c to 85c storage temperature t s c -20c to 85c mass w g 66g
topstek current transducers tn40a .. tn800a - 91 - www.topstek.com tn v080201 7/1/2008 appearance, dimensions and pin identification all dimensions in mm 0.1, holes C0, +0.2 except otherwise noted.
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