ข้อมูลจําเพาะ

• measurement principle
• Oxygen: potentiostatic electrolysis
• Carbon dioxide: Non-dispersive infrared absorption (NDIR)
• Air sampling system: Constant time suction/continuous suction switching system
• measurement range
• Oxygen: 0.0 ~ 25.0%
• Carbon dioxide: 0.04 ~ 5.00%
• Display method: Simultaneous digital display of oxygen and carbon dioxide using liquid crystal display
• instruction accuracy
• At a calibrated temperature of ±5°C
• Oxygen: +/- 1.0%
• Carbon dioxide: 0.04% to < 0.50%/±0.15%CO2, 0.50% to 5.00%/±30%RD
• Measurement time: When measuring with suction for a fixed period of time/50 seconds
• environmental conditions of use
• Temperature: 5-40°C
• Humidity: 30 ~ 90%RH (non-condensing)
• Power supply: 2 AA alkaline batteries or 2 AA nickel-metal hydride secondary batteries (commercially available) or AC adapter (optional)
• Continuous service time: Approx. 1.5 hours (when using alkaline batteries)/2.5 hours (when using nickel-metal hydride secondary batteries) * Temperature: 20°C, continuous suction
• External dimensions: approx. 196 x 106 x 38 mm
• Weight: approx. 400 g (including battery)
• Bluetooth ® Radio Technical Specifications
• Communication Method: Bluetooth Ver. 5.2 *
• Communication range (maximum): Approx. 10 m
• Warranty Period (Equipment): 1 year after purchase
• *Bluetooth® is a registered trademark of Bluetooth SIG. Inc. GASTEC Co., Ltd. uses this product under license.
• OS for using apps: iPad OS, Windows, Android, Chrome OS
• Comprises: Body, sensor (built-in), AA alkaline batteries (2) and user's manual.
• *Oxygen sensors need to be replaced periodically.
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