Model 0871LH1 - Freezing-Rain Sensor - Manual

The Rosemount Aerospace 0871LH1 Freezing Rain Sensor is a one-piece unit that detects the presence of icing condition. Twenty-four volts DC input power is provided to the freezing rain sensor. The freezing rain sensor outputs include ice detection indication and fault status indication. These outputs are provided through an RS-422 interface and discrete outputs. One freezing rain sensor is used on each station and provides the primary means of ice detection. The ice signal is used to indicate to the operator that an icing condition exists so that appropriate actions can be taken.