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th0310 high-power reference resistor 超精密电流比率测量及精密互感器 / 传感器校准的理想选择
亦适用于计量实验室电阻校准、多功能校准器及高精度数字多用表校准等
标称电阻值 0.1 ω ～ 1 ω 可选
短时最大功率达 15 w
温度系数低至 0.05 ppm / °c
二次标称电压均为 1 v
overview
model th0310, a series of high-power reference resistors, the short-term maximum power is up to 15 w, the tc is as low as 0.005 ppm/°c, the nominal resistance is from 0.1 ω to 1 ω.
applied to measure current ratio and ultra-precision current, and to calibrate precision transformers, precision sensors, metrology laboratory resistors, multifunction calibrators and high-precision digital multimeters.
features
● the nominal voltage is 1 v.
● low emf and tc, high stability.
● directly operate at room temperature (+18 °c to +28 °c), no need to be placed in a constant temperature oil tank or air tank.
● small size, light weight and high overload.
electrical specifications
resistance
ac current
general specifications
● operating environment: +18 °c to +28 °c, r·h from 20 % to 85 %, non-condensing
● storage environment: 0 °c to +40 °c, r·h <95 %, non-condensing
● dimensions (w × h × d): 100 mm × 100 mm × 80 mm
● weight: 0.5 kg