DTM-323: เครื่องวัดอุณหภูมิและความชื้น

• Digital Hygro Thermometer
• Highly stable humidity measurement +/-2.5%
• Processing & RH and temperature simultaneously
• Two temperature sensors (NTC and K-Type) & Humidity sensor together
• Wet/Dry bulb, dew point and %RH
• Easy switching between K/NTC/K-DP
• MAX/MIN/AVG/REL/HOLD function
• Auto power off function

Speification of DTM-323:

• Display: 3 ½ digit liquid crystal display (LCD) with a maximum reading of 1999
• Polarity: Automatic, positive implied, negative polarity indication.
• Low battery indication: The “ ” is displayed when the battery voltage drops below the operating level.
• Operating environment: 0°C to 50°C at<80% R.H.
• Storage environment: -20°C to 60°C, 0 to 70% R.H. with battery removed from meter.
• Accuracy: Stated accuracy at 23°C±5°C, <75% R.H.
• Battery: 1.5Vx4pcs AAA size.
• Dimensions: 160mm(H) x 83mm(W) x 38mm(D).
• Weight: approx. 265g including batteries.
• Temperature Range: -50°C to 1000°C, -50°F to 1832°F    Accuracy: ±(0.1% rdg+1°C) on 50°C to 1000°C, ±(0.1% rdg+2°F) on -50°F to 1832°F
• Temperature Sensor: Thermistor temperature sensor                           Range: 0°C to 60°C, 32°F to 140°F
• Resolution: 0.1°C/°F
• Accuracy: ±2°C on 0°C to 10°C, ±0.5°C on 10°C to 45°C ±2°C on 45°C to 60°C ±4°F on 32°F to 50°F, ±1°F on 50°F to 113°F ±4°F on 113°F to 140°F
• Relative Humidity Sensor: Capacitive humidity sensor                   Range: 0% to 100% RH
• Accuracy: ±2.5% at 25°C(77°F), 10% to 90% RH ±5% at 25°C(77°F), 0% to 10% RH, 90% to 100% RH
• Sensor Response Time for 90% of Total Range: 60 sec typical.