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111 lines
2.9 KiB
111 lines
2.9 KiB
FUNCTION_BLOCK IJ_EAF
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VAR_EXTERNAL
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END_VAR
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VAR_INPUT
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EAF_STRUCT_IN :EAF_IN;
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END_VAR
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VAR_OUTPUT
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EAF_STRUCT_OUT :EAF_OUT;
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END_VAR
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VAR
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EAF_RunTime :BS_Runtime;
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EAF_DevC :BS_DevC;
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EAF_WVCTEMP :REAL;
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RunTon1 :TON;
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RunTof1 :TOF;
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DevCheck1_time :TIME :=t#15s; (*设备运行状态反馈*)
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Status0 :INT;
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Status1 :INT;
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END_VAR
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(*
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时 间：20200220
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版 本：1.0
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作 者：
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名 称：排风机组程序功能块
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说 明：
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输入变量
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EAF_STRUCT_IN.
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CM :BOOL; 运行模式 0手动 1联动
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Run :BOOL; 运行状态
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Auto :BOOL; 自动状态
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Fault :BOOL; 故障状态
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Control :BOOL; 程序控制
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COSET :REAL; CO设定
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COES :REAL; 车库CO值
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ISO1 :BOOL; 运行故障反馈隔离
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RST :BOOL; 运行时间累计重置
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RSTV :REAL; 运行时间累计重置值
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EAF_STRUCT_OUT.
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Control :BOOL; 启停控制
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RH :REAL; 运行小时
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SN :INT ; 设备状态代码
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包含以下几点功能
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1.运行故障回检,输出故障代码，支持故障报警隔离
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2.手动/联动运行模式控制
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3.运行时间累计
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备 注：
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依赖块：
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BS_Runtime;
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BS_DevC;
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*)
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(******************************************************运行故障回检******************************************************)
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RunTon1( IN:=EAF_STRUCT_IN.Control , PT:=DevCheck1_time);
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RunTof1( IN:=EAF_STRUCT_IN.Control , PT:=DevCheck1_time);
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(*设备电气控制箱控制指令与设备运行反馈不一致故障检测，检测故障产生原因电箱没电、断路器断开、中间继电器与接触器故障等为Status0*);
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if EAF_STRUCT_IN.ISO1=0 then
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if RunTon1.q or not RunTof1.q then
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if EAF_STRUCT_OUT.Control<>EAF_STRUCT_IN.Run then
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Status0:=1;
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else
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Status0:=0;
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end_if;
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if EAF_STRUCT_IN.Fault=1 then
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Status1:=1;
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else
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Status1:=0;
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end_if;
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end_if;
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else
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Status0:=0;
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Status1:=0;
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end_if;
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(*输出故障代码*)
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if EAF_STRUCT_OUT.Control<>0 then
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EAF_STRUCT_OUT.SN := Status0 * 1 + Status1* 4 ;
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else
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EAF_STRUCT_OUT.SN := 0 ;
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end_if;
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(******************************************************手动开关控制******************************************************)
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if EAF_STRUCT_IN.CM=0 then
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if EAF_STRUCT_IN.Control=1 then
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EAF_STRUCT_OUT.Control:=1;
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else EAF_STRUCT_OUT.Control:=0;
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end_if;
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end_if;
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(******************************************************联动开关控制******************************************************)
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if EAF_STRUCT_IN.CM=1 then
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EAF_DevC(RUN :=EAF_STRUCT_IN.CM , SET :=EAF_STRUCT_IN.COSET , FB :=EAF_STRUCT_IN.COES , DEAD_BAND :=10.0 , DELAY :=t#20s | EAF_STRUCT_OUT.Control:= DevC);
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end_if;
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(******************************************************运行时间累计******************************************************)
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EAF_RunTime(RUN :=EAF_STRUCT_IN.Run , RUNTIMESET :=EAF_STRUCT_IN.RSTV , RUNTIMERST :=EAF_STRUCT_IN.RST | EAF_STRUCT_OUT.RH:= RUNTIME);
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END_FUNCTION_BLOCK
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