| 规格和标准 |
Protection grade: equivalent to IP55 Response time: within 3 seconds (under the same conditions) Temperature display: LCD bar meter and scale display Alarm setting value: Initial value 30ppm (can be set in 5 levels: 10, 30, 150, 500, 2000ppm) Detection principle: Heat-line semiconductor type Gas to be detected: LPG (can be switched to城市气) 学校正气体:LPG(I-C4H10)校准 收集方法:泵静脉类型 工作温度范围:-20至 +55°C,95%或更少的RH或更少(无凝结) 炸式 炸式结构:启动 炸结构:内在安全和 炸性和 炸性和 炸性结构(约33个小时) 电源(V):2 AA电池
|