93 lines
3.2 KiB
Smalltalk
93 lines
3.2 KiB
Smalltalk
(*
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===============================================================================
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Project : PLC_Library
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Device : -
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Path : Fastwel
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Name : AIM725_Status
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Type : FUNCTION_BLOCK
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Exported : 2026-07-31 11:16:16
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===============================================================================
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*)
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FUNCTION_BLOCK AIM725_Status
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(*
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Модуль формирования статуса
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Гистерезис по отключению и задержка по включению
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-1 - нет связи с датчиком
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0 - не определено
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1 - норма
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2 - предупредительный по нижнему уровню
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3 - аварийный по нижнему уровню
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4 - предупредительный по верхнему уровню,
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5 - аварийный по верхнему уровню
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*)
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VAR_INPUT
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Input: REAL;
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fail_hi: REAL:=3.402823466E+38;
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delta_fail_hi: REAL := 0;
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time_fail_hi: TIME :=t#0s;
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warn_hi: REAL:=3.402823466E+38;
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delta_warn_hi: REAL := 0;
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time_warn_hi: TIME :=t#0s;
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warn_low: REAL:=-3.402823466E+38;
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delta_warn_low: REAL := 0;
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time_warn_low: TIME :=t#0s;
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fail_low: REAL:=-3.402823466E+38;
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delta_fail_low: REAL := 0;
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time_fail_low: TIME :=t#0s;
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Modul_status: BYTE;
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Chanel_num: BYTE;
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END_VAR
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VAR_OUTPUT
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Status: INT;
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T_mod: INT;
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END_VAR
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VAR
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(* !!! ВНУТРЕННИЕ НЕВЫХОДНЫЕ ПЕРЕМЕННЫЕ!!! *)
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TON_fail_hi: TON;
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TON_warn_hi: TON;
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TON_warn_low: TON;
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TON_fail_low: TON;
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(* !!! ВНУТРЕННИЕ ВЫХОДНЫЕ ПЕРЕМЕННЫЕ!!! *)
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fail_hi_st: BOOL;
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warn_hi_st: BOOL;
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normal_st: BOOL;
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warn_low_st: BOOL;
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fail_low_st: BOOL;
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no_signal_st: BOOL;
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END_VAR
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(*----- IMPLEMENTATION -----*)
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no_signal_st := (Input <= - REAL#200 OR ((Modul_status.0 OR Modul_status.4 OR Modul_status.5) AND Chanel_num = 1) OR ((Modul_status.1 OR Modul_status.6 OR Modul_status.7) AND Chanel_num = 2) OR Modul_status.2 OR Modul_status.3);
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IF no_signal_st THEN T_mod := - INT#500; ELSE T_mod := REAL_TO_INT(Input); END_IF;
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TON_fail_low(IN := ((Input <= fail_low) AND NOT(no_signal_st)), PT := time_fail_low);
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IF TON_fail_low.Q THEN fail_low_st := TRUE; ELSIF (Input > fail_low + delta_fail_low) THEN fail_low_st := FALSE; END_IF;
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TON_warn_low(IN := ((Input <= warn_low) AND NOT(no_signal_st) AND NOT(TON_fail_low.Q)), PT := time_warn_low);
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IF TON_warn_low.Q THEN warn_low_st := TRUE; ELSIF (Input > warn_low + delta_warn_low) THEN warn_low_st := FALSE; END_IF;
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TON_fail_hi(IN := ((Input >= fail_hi) AND NOT(no_signal_st)), PT := time_fail_hi);
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IF TON_fail_hi.Q THEN fail_hi_st := TRUE; ELSIF (Input < fail_hi - delta_fail_hi) THEN fail_hi_st := FALSE; END_IF;
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TON_warn_hi(IN := ((Input >= warn_hi) AND NOT(no_signal_st) AND NOT(TON_fail_hi.Q)), PT := time_warn_hi);
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IF TON_warn_hi.Q THEN warn_hi_st := TRUE; ELSIF (Input < warn_hi - delta_warn_hi) THEN warn_hi_st := FALSE; END_IF;
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normal_st := (NOT(no_signal_st) AND NOT(fail_low_st) AND NOT(warn_low_st) AND NOT(warn_hi_st) AND NOT(fail_hi_st));
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IF no_signal_st THEN
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Status := - INT#1;
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ELSIF fail_hi_st THEN
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Status := INT#5;
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ELSIF fail_low_st THEN
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Status := INT#3;
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ELSIF warn_hi_st THEN
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Status := INT#4;
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ELSIF warn_low_st THEN
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Status := INT#2;
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ELSIF normal_st THEN
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Status := INT#1;
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ELSE
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Status := INT#0;
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END_IF;
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END_FUNCTION_BLOCK
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