22 PA ReferenceDI Transducer block – 488 Display and 444 IndicatorIndex Parameter Type Size Store Read /Write0 TB Block CharacteristicsRESERVEDBLOCK_OBJECTCLASSDD_REFERENCEDD_REVISIONPROFILEPROFILE_REVISIONEXECUTION_TIMENUMBER_OF_PARAMETERSADDRESS_OF_VIEW_1NUMBER_OF_VIEWSDS-32 RO1 ST_REV Unsigned16 2 N RO2 TAG_DESC Octet String 32 S R/W3 STRATEGY Unsigned16 2 S R/W4 ALERT_KEY Unsigned8 1 S R/W5 TARGET_MODE Unsigned8 1 S R/W6 MODE_BLK DS-37 3 D R/W7 ALARM_SUM DS-42 8 D RO8 PRIMARY_VALUE_D1 DS-34 2 D RO9 PRIMARY_VALUE_D2 DS-34 2 D RO10 PRIMARY_VALUE_D3 DS-34 2 D RO11 PRIMARY_VALUE_D4 DS-34 2 D RO12 PRIMARY_VALUE_D5 DS-34 2 D RO13 PRIMARY_VALUE_D6 DS-34 2 D RO