A specific type of data sensing device used to measure environmental parameters. The EPA parameter code indicating the parameter and units being sensed. Is the equipment type still valid for use? The order to sort things in for display The unique per-parameter identifying name of the equipment The description of the equipment The name identifying the manufacturer of the equipment. The identification of the model of the equipment. The user login identifier of the person or process that created a record. The date and time that data record was first inserted. The user login identifier of the person that last modified the record. The date and time that the data record was last modified.