Prostat PRF-911 – Concentric Ring Set

Measures surface resistance per ANSI/ESD STM11.11
Measures volume resistance per ANSI/ESD STM11.12
Meets the requirements of IEC 61340-2-3
Approximates surface & volume resistivity per ASTM D-257
Incorporates a spring loaded, self-aligning center electrode feature to reduce calibration frequency
Includes an insulated and metal dual test bed
Designed to work with a wide range resistance meter and one 5 lb. electrode
Certificate of calibration traceable to NIST included