go to the Multiwave Photometers product page Jerlene Hartfield asked on Oct 31st, 2013 in Multiwave Photometers

All of a sudden the 4-20 mA output on my PUV3402 has become very noisey - what is wrong?

Gary Brewer

ABB's answer

The output of of a PUV3402 will becoming noisey is an indication that the UV Source is going bad.  Changing the source will solve the problem.


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  • Gary Brewer

    Gary Brewer

    Gary is the Manager for the Multiwave Photometer, Reid Vapor Pressure Analyzer and Dynamic Reflux Sampler. He recied a BS in Chemistry from Fairmont State Unitversity. He joined ABB in 1989 as an Application Engineer for the Multiwave Phtometer and later moved into product management.

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