EFM023 Electrostatic Field Meter

KLEINWACHTER EFM023 Electrostatic Field Meter

Universal multi-function electrostatic field meter: Used for measuring electrostatic voltage, electrostatic field strength, electrostatic decay time, ion balance level, and human body walking electrostatic potential. Can connect to a computer to output and save data.
Large range of 200KV, high accuracy ±5%, high resolution 1V, especially suitable for ESD and various other fields.

Features and Advantages
Ultra-large range—— 0V~±200kV, multiple mode selection, accurately measures surface electrostatic voltage of objects.
Electrostatic field strength testing—— Selectable ranges ±20kv/m, ±200kv/m or ±1MV/m
Global high resolution—— 1V, suitable for low-static precision industries such as ESD electronics.
Accuracy ±5%—— Rotary vane probe, high precision, high sensitivity.
Data output—— Equipped with DAC output interface, outputs data based on the corresponding measured electrostatic field strength.
Digital display—— Dual-line 12-digit LCD display;
Handheld electrostatic tester—— Simple and convenient operation.
Battery level reminder—— Permanent battery level monitoring reminder;
Multi-function kit
Can be equipped with CPS kit—— Measures ion balance level and electrostatic decay time.
Can be equipped with VMS kit—— Tests human body walking electrostatic potential, used to evaluate the comprehensive dissipation capability of anti-static shoes and anti-static flooring.


Technical Parameters
Dimensions (L×W×H) 70mm x 122mm x 26mm
Weight Approx. 130g
Parallel plate capacitor calibration 200mm×200mm, plate spacing 20mm
Accuracy <5%
Output voltage (only in field meter mode) ±1V (resistance >1K Ohm)
Digital/Analog Converter DAC 10-bit resolution
Battery 9V Alkaline or NiMH battery
Battery operating time Approx. 10 hours/Alkaline battery


Measurement Range - Electrostatic Voltmeter
Measurement Distance Measurement Range Resolution
1cm 0-10Kv 1v
2cm 0-20KV 2V
5cm 0-50KV 5V
10cm 0-100KV 10V
20cm 0-200KV 20V

Measurement Range - Field Meter
Manual Measurement Range Measurement Range Resolution
±20kv/m ±1V 20v/m
±200kv/m ±1V 200v/m
±1Mv/m ±1V 1kv/m


Model Selection
Model Description Configuration
EFM-023-ZBS
Electrostatic Field Meter Basic model includes:
①EFM-023 Electrostatic Field Meter
②Two 9V NiMH rechargeable batteries.
③Battery charger.
④Coiled ground wire with alligator clip.
⑤Factory calibration certificate
⑥Portable carrying case

EFM-023-BGT
Human Body Electrostatic Potential Measurement Kit Human Body Electrostatic Potential Measurement Kit includes:
①EFM-023 Electrostatic Field Meter
②Conductive carrying case
③Two 9V NiMH rechargeable batteries
④Battery charger
⑤Coiled ground wire with alligator clip
⑥Factory calibration certificate
⑦MK-23 Probe
⑧ML-120 Special test cable
⑨HE-120 Metal handle
⑩UAC110 Converter
EFM023-CPS
Ion Balance Measurement Kit
(Includes meter)
Ion Balance and Decay Time Measurement Kit includes:
①CPS High Voltage Generator,
②Charging/Grounding Plate,
③Conductive Base,
④Battery Charger,
⑤CPS-023 Connection Cable,
⑥Conductive Carrying Case.
EFM023-AKC
Multi-function Kit
(Includes meter)