Model CT485B microprocessor-based temperature/relative-humidity recorder will plot temperature and relative humidity on double-sided 8-inch chart paper in red and blue chart lines. These chart lines appear on the CT485B front display at the flick of a switch. This unit for benchtop or wall mounting comes standard with high and low alarm points for audible and relay contact. The magnetic hub allows for chart removal and installation. Each unit comes with 120 chart papers and two sets of pens for 1-, 7-, or 32-day operation.
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