YWSD60/95 Coal Mining Temperature and Humidity Meter Model: YWSD60/95 Description: YWSD60/95 Coal Mining Temperature and Humidity Meter MA: MFA150189 (National safety sign for coal mining products) KA: KFA150021 (National safety sign for mining products) Introduction: Applicable for accurate temperature and humidity measurement in mining, industrial park, chemical, firefighting fields. Technology parameters: 1. Temperature range (): -20~60 -20~0, accuracy: ± 2 0~40, accuracy: ± 0.8 40~60, accuracy: ± 2 2. Humidity range (%RH): 10~95 10~30, accuracy: ± 5 30~95, accuracy: ± 2