Vaisala HMI31 Portable Humidity Temperature Meter Sensor Range 40 to 115C Degree

Vaisala HMI-31 Humidity & Temperature Indicator

NEW Digi-Sense 20250-31 Humidity and Temperature Indicator with External Probe

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VAISALA HMI-31 HUMIDITY & TEMPERATURE INDICATOR HMI31F

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HUMIDITY AND TEMPERATURE INDICATOR CARDS 6203 LCC