| 规格和标准 |
Target gas: flammable gas (i-C4H10, etc.) Depth (mm): 36 Height (mm): 124 Width (mm): 80 Detection principle: New ceramic type Measuring range: 0-10000ppm Alarm type: Self-holding, 2-stage alarm Flow rate reduction, sensor connection defect, battery voltage drop, circuit abnormality, calibration range abnormality Alarm operation: Buzzer intermittent, alarm lamp (red) flashing, gas concentration flashing Buzzer intermittent, alarm lamp (red) flashing, fault content display Alarm setting value: 1st 250ppm/2nd 500ppm Detection method: Pump suction type, flow rate of 0.30L/min or more (Pump: L mode) Display: LCD 7段数值显示 +钢电表(50张) +状态信息显示 / 7段数字数值显示:0-1000ppm /数字栏表表显示:自动范围开关0-1000ppm(L范围) / 0-10000ppm(H范围)(H范围)电源:AA Alkaline 4 Droffiction and Explion Paterion and Explion Patterion,请使用 炸式套装,请使用 炸式套装,并符合 炸式式套装,并将证书。)连续使用时间:大约20个小时(新的干电池,无警告和没有照明,在25°C)防尘和滴水结构:相当于IP67 炸式 炸:固有安全的 炸性 炸性结构
|