The GL980 is an 8 channel standalone data logger suitable for voltage and true RMS measurement. Analogue inputs are also suitable for use with K, J, E, T, R, S, B, N and W Type Thermocouples, 0-500V or Humidity (via B-530 sensor). The GL980 comes with a wide 7" wide TFT colour LCD with waveform or digital options. Internal RAM allows for up to 4 million readings per channel and SD card slot allows for ...