Description
The Siemens Triple-IR3 Mini Flame Detector (Series 20 / 20MI) is a high-performance and reliable compact, self-contained triple-spectrum infrared flame detector. With its substantial immunity to false alarms, Series 20 / 20MI has applications in a wide range of industrial and commercial facilities where the threat of accidental fire involves hydrocarbon fuels. Specifically, Model 20/20MI-31SF is comprised of the following: 4-20mA (SOURCE) wiring; a Normally Open (N.O) FAULT relay, and either a N.O or Normally Closed (N.C) ALARM relay. Model 20/20MI-31SF is stainless-steel by design. Field-connection wiring is made via cable leads. This product is Factory Mutual Approved.