... C,+28°C~55°C temperature coefficient,±0.005%FS/°C. Input resistance: >1MΩ. DC mA ... ,+28°C~55°C temperature coefficient,±0.005%FS/°C..Input resistance:<100Ω. Resistance Measurement (upper display ... ,+28°C~55°C temperature coefficient,±0.005%FS/°C.Maximum load voltage: 20V, equivalent to ... exceeding 25Ω. ETX-1825,handheld calibrator,multi function calibrator,Multifunction Calibrator,0.05% Accuracy