品牌：Flowline,规格：Web Features <li>Fail-Safe Relay Control of Pumps or Valves with 0-60 Second Delay<br /><li>Optional Built-In Intrinsic Safety Barriers for Hazardous Applications (LC9X)<br /><li>Easy Setup with LED Indicators for Sensor, Power and Relay Status<br /><li>35 mm DIN Rail Mount Polypropylene Enclosure with Removable Terminal Strips<br /><li>Invert Switch Changes Relay State from NO to NC without Rewiring,
