1270					    | 
				 测量范围(Measuring ranSNC4000)  | 
			
				CO210%(组份及量程可定制) 75% H210% O230% CH499%  | 
			
				分 辨 率(Resolution ratio) | 
			
				 0.01%/0.1%(根据量程选定)  | 
		
| 
				测量精度(Accuracy of measurement) | 
			
				 ≤±2%F.S  | 
		||
| 
				重 复 性(Repeatability) | 
			
				 ≤±1%F.S  | 
		||
| 
				 稳 定 性(Stability)  | 
			
				 1%F.S/7d 1%F.S/7d  | 
		||
| 
				响应时间(Response time) | 
			
				T90≤30S | 
		||
| 
				预热时间(Preheating time) | 
			
				 ≤45min  | 
		||
| 
				样气流量(Flow of sample gas) | 
			
				 300~1000mL/min  | 
		||
| 
				进气压力(Intake pressure) | 
			
				 0.10Mpa≤入口压力≤0.20Mpa  | 
		||
| 
				工作电源(Working power supply) | 
			
				 100~240VAC 50/60Hz 1A  | 
		||
| 
				环境温度(Ambient temperature) | 
			
				-5℃~+45℃ | 
		||
| 
				环境湿度(Ambient humidity) | 
			
				 ≤90%RH  | 
		||
| 
				输出信号(Signal output) | 
			
				 4~20mA 或根据用户要求定制  | 
		||
| 
				通讯模式(Communication mode) | 
			
				 RS232 或 RS485(通讯协议: Modbus RTU)  | 
		||
| 
				内置精密抽气泵(可选) | 
			
				 Built-in precision pump (optional)  |