| 规格和标准 |
Gas to be detected: methane/ammonia Protection grade: IP68 Equivalent Display range: (%LEL) 0-100 (methane) / (ppm) 0-400.0 (NH3) Detection method: diffusion type Gas alarm display: flashing lamp/buzzer continuous modulation sound/gas concentration display/vibration Gas alarm operation: self-hold Fault alarm: system abnormality, sensor abnormality, battery voltage drop, calibration faulty Fault alarm display: flashing lamp/buzzer intermittent/content display Fault alarm action: Self-hold Panic alarm display: Pre-warning, 2 stages of this alarm Panic alarm operation: Self-hold Man-down alarm display: Pre-warning (1, 2),此警报的3个阶段 MAN-DOWN警报操作:self-hold 浓度显示:LCD Digital(完整点),带有背光 各种显示:时钟显示/电池剩余的容量/操作状态显示 Buzzer Sound Words(DB):大约。 95(平均价值30厘米) 语言:日语/英语/法语/西班牙/葡萄牙/德语/意大利/俄罗斯/俄罗斯/俄罗斯/韩国/中文(简化/传统) bluetooth:bluetooth4.2(bluetoothlowenergy)(bluetoothlowenergy)(bluetoothlowenergy) AA alkaline batteries) Continuous time: Approximately 16 hours (when long life battery is off, when CO2 sensor is not included, 25°C, no alarm, no lighting) Operating temperature range (℃): (methane) Temporary environment: -40 - +60 (no sudden changes) Continuous environment: -20 - +50 (No sudden change) / (Ammonia) Temporary environment: -30 - +50 (No sudden change) Continuous environment: -20 - +50 (No sudden change) Use humidity range (%RH): Temporary environment: 0 - 95 (No condensation) Continuous environment: 10 - 90 (No condensation) Explosion-proof structure: Intrinsically safe explosion-proof structure Explosion-proof grade: Domestic explosion-proof (ExiaⅡCT4Ga) External dimensions (mm): Approx. 73(w)x 65(h)x 34(d)(不包括突起) 质量(g):140
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