No necessarily. If the ambient temperature exceeds 100F then it can also cause this alarm. Check the ambient temperature of the analyzer and if it is below 100F then the cell heater is probably bad.
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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