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| Topstek Current Transducer TQM200A TQM200A Features iHighly reliable Closed Loop Hall Effect device iCompact and light weight iFast response time iExcellent linearity of the output voltage over a wide input range iExcellent frequency response (> 200 kHz) iLow power consumption (9 mA nominal) iCapable of measuring both DC and AC, both pulsed and mixed iHigh isolation voltage between the measuring circuit and the current-carrying conductor (AC2.5KV) iExtended operating temperature range iFlame-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 iUPS systems iIndustrial robots iNC tooling machines iElevator controllers iProcess control devices iAC and DC servo systems iMotor speed controller iElectrical vehicle controllers iInverter-controlled welding machines iGeneral and special purpose inverters iPower supply for laser processing machines iController for traction equipment eg. electric trains iOther automatic control systems Specifications Parameter Nominal Input Current Supply Voltage Range Supply Voltage 5% Consumption Current Measuring Range Maximum Load Resistance Minimum Load Resistance Conversion Ratio Secondary Current @ Ipn Secondary Resistance Offset Current Overall Accuracy @ Ipn Linearity Response Time (90%Vhn) Frequency bandwidth (-3dB) Thermal Drift of Output Dielectric Strength Isolation Resistance @ 1000 VDC Operating Temperature Storage Temperature Mass Tr fBW RIS Ta Ts W Symbol Ipn VCC/VEE VCC/VEE ICC Ifs RMmax RMmin KN Is RMmax Ios mA % % Psec Hz mA V M C C g - 114 www.topstek.com Unit A DC V V mA A DC 200 26 0 250 4 0 12 TQM200A 200 12 --- 15 15 15 mA + Is 200 56 0 1:2000 300 8 0 mA 100 <72 @ 25C, <80 @ 80C Within 0.3 mA @ Ip=0, Ta=25C Within 0.3% of Ifn Within 0.1% of Ifn 1 Psec max. @ d If /dt = Ipn / Psec DC to100kHz Within 0.5mA 0C~80C AC2.5KV X 60 sec >1000 M -20C to 80C -20C to 85C 51 g TQM200A V080201 7/1/2008 Topstek Current Transducer TQM200A Appearance, dimensions and pin identification All dimensions in mm 0.2, holes -0, +0.2 except otherwise noted. Pin Assignment 1 2 3 4 M Description +12 ~ 15V -12 ~ -15V Measure ( connect RL to 0V Ground ) No Connection - 115 www.topstek.com TQM200A V080201 7/1/2008 |
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