Trek Model 157 Charged-Plate Monitor provide ion balance and ±decay time test, Has the following advantages:Store & retrieve data as data points or graphs、Record operator comments for reference、Fast data storage mode available、monitoring static charge in a manufacturing facility、Suitable for dissipative testing of materials。
Range：0 to ±1020 V DC or peak AC.
Output Impedance：Less than 0.1Ω
Bandwidth (-3 dB)：DC to 80 Hz
Discharge Timer Resolution：0.1 seconds, from 0.1 to 999.9 seconds
