Non-Contacting

Trek P0865 Series – High-Sensitivity, DC Stable, Precision Electrostatic Voltmeter

The Trek® P0865 employs a field-nulling technique for non-contacting voltage measurement. It achieves DC stability and high accuracy even if the probe-to-surface spacing changes.

Trek On-Board Controllers Series – High Speed, Low-Cost OBCs for ESVM and ESD Applications

Trek OBCs offer non-contact voltage measurement by using a chopper-stablized, field-nulling technique that maintains DC stability and high accuracy over wide probe-to-surface variations.

Trek 370 Series – Precision, Non-Contact Electrostatic Voltmeter

The Trek® 370 employs an electrostatic field-nulling technique to achieve high DC stability and high measurement accuracy — regardless of probe-to-measured surface spacing changes.

Trek 347 Series – Non-Contacting, Economical Electrostatic Voltmeter for Surface Voltage Measurements ±3 kV DC or Peak AC

The Trek® 347 non-contacting electrostatic voltmeter provides precision and value for surface voltage measurements in the range of ±3 kV DC or peak AC.

Trek 344 Series – Precision, Non-Contacting Electrostatic Voltmeter for Surface Voltage Measurements 0 to ±2 kV DC or Peak AC

The Trek® 344 is a precision electrostatic voltmeter for making non-contacting surface voltage measurements in the range of 0 to ±2 kV DC or peak AC.

Trek 341B Series – High Speed, High Voltage, Electrostatic Voltmeter

The high-speed Trek® 341B electrostatic voltmeter does not require fixed spacing to maintain DC-stability and high accuracy. It utilizes a field-nulling technique that allows you to measure stationary or moving surfaces.

Trek 325 Series – High Sensitivity, DC Stable Electrostatic Voltmeter, Measures 0 to ±40 V

The Trek® 325 was specifically designed for high sensitivity applications.

Trek 323 Series – Highly Sensitive, Versatile Electrostatic Voltmeter, Measure 0 to ±100 V

The Trek® 323 is a versatile instrument. It is used in various electrostatic applications, including materials evaluation, electret studies, charge accumulation on disk drive assemblies, and other extremely sensitive ESD components.

Trek 320C Series – High Sensitivity, DC-Stable Electrostatic Voltmeter, Measures 0 to ±100 V DC or Peak AC

The Trek® 320C can be used over a wide range of probe-to-surface distances. It features a calibrated null voltage supply of ±10 V of nulls contact potentials when measuring voltages on dissimilar materials.