A single wire constant monitor for one wrist strap only.
The CM400, single wire monitoring products continuously check the total ground loop, including the operator, the wrist band and the coil cord. The systems are compatible with most single wire wrist strapsContinuously verifying the integrity of the ground system is critical to an effective ESD protection program. . This is the simplest, and most cost effective way to ensure a wrist strap is continually working. A audible alarm and light will signal a failure.
The CM400 constant monitors are factory calibrated and will never need recalibration. It is recommended to verify proper working order with the CM410PV periodic verification unit at least once per year.