规格和标准 |
Simple calibration using outside air Functions: CO2 concentration alarm setting, CO2 outside air calibration, data hold, MAX/MIN hold, 15 minute average value, 8 hour average value, auto power off, backlight Power supply (V): 4 AA alkaline batteries Target gas: CO2 Measurement range: 0 to 9999ppm (reference value is available for 5001ppm or more) Resolution (ppm): 1 Depth (mm): 60< Height (mm): 85 Width (mm): 130 Measuring accuracy: ±30ppm ±5%rdg Fixed range (°C): -10 to +60 Resolution (°C): 0.1 Constant accuracy (°C): ±0.6 Constant range (%RH): 5 to 95 Resolution (%RH): 0.1恒定精度(湿度):±3%RH(10至90%RH)反应率:30秒(变化的63%)
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