美国Dwyer通风柜监测仪670系列油烟监测仪

在670提供了一个高度*的热丝传感器，以检测*低的通风柜上常见的流量。这种油烟机显示器提供了几个关键功能，如简化的校准和安装，LED安全和报警状态指示灯，与临时或*喇叭沉默，继电器报警输出，报警报警输入和夜间设置输入。该模型670配备一切需要迅速安装的单位，包括一个安装支架，24“油管连接到里面的引擎盖墙和一个120伏交流电源适配器。

Service: Fume hood face velocity air flow.
Alarm Range: 30-400 FPM (0.15-2.0 m/s).
Alarm Indication: Red LED & audible alarm.
Low Air Velocity Alarm Delay: Fixed 5 secs.
Visual LED Display: Red: Alarm; Green: Normal.
Horn Silence: Yes, temporary and permanent.
Accuracy: Face velocity ±10%.
Temperature Limits: Operating temperature: 55 to 86°F (13 to 30°C). Storage temperature: -40 to 150°F (-40 to 65°C).
Power Requirement: 15 VDC 500 mA; 120 VAC, 60 Hz power transformer included.
Relay Output Low Air Flow Alarm: 5 A @ 250 VAC.
Relay Input for Night Setback: 2 wire rated for 24 VDC usage.
Sash High Indication: Using a two wire micro switch or 3 wire proximity switch input, rated for 24 VDC usage.
Mounting: Semi flush, flush or surface mounted when using included bracket.
Agency Approval: CE.

Weight: 5.0 oz (141 g).