PSM Portable Electrical Standard Tester

➢ To measure single-phase AC and DC voltage, current, frequency, phase, active power, reactive power, inspecting power, power factor, active energy, and reactive energy etc.
➢ To detect power error and daily timing error
➢ To perform electric energy test
➢ To record curve in real time U(t), I(t), P(t), E(t)
➢ Ripple test can be performed to detect AC ripple below 1 kHz
➢ To measure the stability of single-phase AC and DC voltage, current and power
➢ To measure the distortion of voltage and current, perform 2~63 harmonic analysis, display real-time harmonic components, harmonic content, harmonic distortion, etc.
➢ Equipped with energy pulse input interface which can be used for real-time verification of various active energy meters, reactive energy meters, etc.
➢ Equipped with standard energy pulse output interface for automatic setting of pulse constant
➢ Equipped with RS232, RS485 and CAN communication interfaces, so that it can communicate directly with PC
➢ Built-in high-precision temperature and humidity sensor for easy correction of environmental temperature and humidity error
➢ Multi-range can be switched automatically for voltage and current, and 120% of measuring range limit can be reached
➢ Equipped with product program online upgrade function