CCZ1000 direct-reading dust concentration measuring instrument CCZ1000 type direct reading dust concentration measuring instrument, the instrument is compact, easy to operate, load, suction capacity, automatic timed sampling, flow stability, the whole Chinese LCD, easy to carry and so on. Mine dust direct reading gauges CCZ1000 direct-reading dust concentration measuring apparatus main technical parameters 1, the dust concentration measurement range: 0.1mg/m3 ~ 1000mg/m3 2, the dust concentration measurement relative error: ± 25% 3, stability relative error : ± 2.5% 4, sampling flow: 2.0L/min 5, sampling flow error: ≤ 2.5% 6, sampling flow stability: ≤ ± 5% 7, sampling performance: meet "BMRC" sampling efficiency curve 8, Power supply: Ni-H Ni-MH battery 2.3A / h, 6 section 4 0.51Ω/10W series current limiting resistor, with epoxy potting and placed in the battery compartment, rated voltage Ue: 7.2V; their highest output voltage U0: 8.4V; maximum output current I0: 3.0A, constitute intrinsically safe battery components. 9, the working voltage: 6.0V ~ 8.4V DC (intrinsically safe) 10, Working current: ≤ 100mA 11, explosion-proof type: Mine 12 intrinsically safe, explosion-proof mark: Exib I 13, Dimension: 218 × 160 × 80 ( mm) 14, weight ≤ 2.50Kg Jining Branch-Mining Equipment Co., Ltd. Contact: Lv