As dynamic strain amplifier, it uses single or SUB rack case, and can be used as multi-channel. It is used for strain gauge applied sensors, and amplification of lvdt and mV output sensor. - Built-in automatic temperature compensating circuit - Easy to adjust zero and span by volume - Built-in single step adjustment function of gain and LPF by rotary switch - Bridge power supply built-out optional switch - One touch auto zero function - Built-in self calibration function.