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工控PLC怎么维修

   日期:2019-11-07     浏览:376    评论:0    
核心提示:工控PLC怎么维修?相信这一问题是当今工业领域中比较令人头疼的一大问题,尤其是在工业自动化建设进程的加快过程中,越来越多的企业会选择引进应用智能装备来用于生产控制,在这里工控PLC是应用比较广泛的一种,为此对其的维修问题也渐渐得到相应的重视,那么具体该怎么维修呢?

工控PLC四川快乐12怎么维修?相信这一问题是当今工业领域中比较令人头疼的一大问题,尤其是在工业自动化建设进程的加快过程中,越来越多的企业会选择引进应用智能装备来用于生产控制,在这里工控PLC是应用比较广泛的一种,为此对其的维修问题也渐渐得到相应的重视,那么具体该怎么维修呢?

工控PLC怎么维修

01 CPU异常:

四川快乐12CPUYICHANGBAOJINGSHI,YINGJIANCHACPUDANYUANLIANJIEYUNEIBUZONGXIANSHANGDESUOYOUQIJIAN。JUTIFANGFASHIYICIGENGHUANKENENGCHANSHENGGUZHANGDEDANYUAN,ZHAOCHUGUZHANGDANYUAN,BINGZUOXIANGYINGCHULI。

02 存储器异常:

CUNCHUQIYICHANGBAOJINGSHI,RUGUOSHICHENGXUCUNCHUQIDEWENTI,TONGGUOZHONGXINBIANCHENGHOUHAIHUIZAIXIANGUZHANG。ZHEIZHONGQINGKUANGKENENGSHIZAOSHENGDEGANRAOYINQICHENGXUDEBIANHUA,FOUZEYINGGENGHUANCUNCHUQI。

03 输入/输出单元异常、扩展单元异常:

四川快乐12FASHENGZHEILEIBAOJINGSHI,YINGSHOUXIANJIANCHASHURU/SHUCHUDANYUANHEKUOZHANDANYUANLIANJIEQIDECHARUZHUANGTAI、DIANLANLIANJIEZHUANGTAI,QUEDINGGUZHANGFASHENGDEMOUDANYUANZHIHOU,ZAIGENGHUANDANYUAN。

04 不执行程序

四川快乐12YIBANQINGKUANGXIAKEYIZHAOSHURU---CHENGXUZHIXING---SHUCHUDEBUZHOUJINXINGJIANCHA

(1)SHURUJIANCHASHILIYONGSHURULEDZHISHIDENGSHIBIE,HUOYONGXIERUQIGOUCHENGDESHURUJIANSHIQIJIANCHA。DANGSHURULEDBULIANGSHI,KECHUBUQUEDINGSHIWAIBUSHURUXITONGGUZHANG,ZAIPEIHEWANYONGBIAOJIANCHA。RUGUOSHUCHUDIANYABUZHENGCHANG,JIUKEQUEDINGSHISHURUDANYUANGUZHANG。DANGLEDLIANGERNEIBUJIANSHIQIWUXIANSHISHI,ZEKERENWEISHISHURUDANYUAN、CPUDANYUANHUOKUOZHANDANYUANDEGUZHANG。

(2)CHENGXUZHIXINGJIANCHASHITONGGUOXIERUQISHANGDEJIANSHIQIJIANCHA。DANGTIXINGTUDEJIEDIANZHUANGTAIYUJIEGUOBUYIZHISHI,ZESHICHENGXUCUOWU(LIRUNEIBUJIDIANQISHUANGZHONGSHIYONGDENG),HUOSHIYUNSUANBUFENCHUXIANGUZHANG。

(3)SHUCHUJIANCHAKEYONGSHUCHULEDZHISHIDENGSHIBIE。DANGYUNSUANJIEGUOZHENGQUEERSHUCHULEDZHISHICUOWUSHI,ZEKERENWEISHICPUDANYUAN、1/0JIEKOUDANYUANDEGUZHANG。DANGSHUCHULEDSHILIANGDEERWUSHUCHU,ZEKEPANDUANSHISHUCHUDANYUANGUZHANG,HUOSHIWAIBUFUZAIXITONGCHUXIANLEGUZHANG。

四川快乐12LINGWAI,YOUYUPLCJIXINGBUTONG,1/0YULEDLIANJIEFANGSHIDEBUYIYANG(YOUDEJIEYU1/0DANYUANJIEKOUSHANG,YOUDEJIEYU1/0DANYUANSHANG)。SUOYI,GENJULEDPANDUANDEGUZHANGFANWEIYEYOUCHABIE。

05 部分程序不执行:

JIANCHAFANGFAYUQIANXIANGXIANGTONG

四川快乐12DANSHI,RUGUOJISHUQI、BUJINKONGZHIQIDENGDESHURUSHIJIANGUODUAN,ZEHUICHUXIANWUXIANGYINGGUZHANG,ZHEISHIYINGGAIXIAOYANSHURUSHIJIANSHIFOUZUGOUDA,XIAOYANKEANSHURUSHIJIAN<SHURUDANYUANDEzuiDAXIANGYINGSHIJIAN+YUNSUANSAOMIAOSHIJIANCHENGYI2DEGUANXIJINXING。

06 电源的短时掉电,程序内容也会消失:

(1)ZHEISHICHULEJIANCHADIANCHI,HAIYAOJINXINGXIASHUJIANCHA

(2)TONGGUOFANFUTONGDUANPLCBENSHENDIANYUANLAIJIANCHA。WEISHIWEICHULIQIZHENGQUEQIDONG,PLCZHONGSHEYOUCHUSHIFUWEIDIANDIANLUHEDIANYUANDUANKAISHIDEBAOCUNCHENGXUDIANLU。ZHEIZHONGDIANLUFASHENGGUZHANGSHI,JIUBUNENGBAOCUNCHENGXU。SUOYIKEYONGDIANYUANDETONG、DUANJINXINGJIANCHA。

(3)RUGUOZAIGENGHUANDIANCHIHOURENGRANCHUXIANDIANCHIYICHANGBAOJING,JIUKEPANDINGSHICUNCHUQIHUOSHIWAIBUHUILUDELOUDIANLIUYICHANGZENGDASUOZHI。

(4)DIANYUANDETONGDUANZONGSHIYUJIQIXITONGTONGBUFASHENG,ZHEISHIKEJIANCHAJIQIXITONGCHANSHENGDEZAOSHENGYINGXIANG。YINWEIDIANYUANDEDUANKAISHICHANGYUJIQIXITONGYUNXINGTONGSHIFASHENGDEGUZHANG,JUEDABUFENSHIDIANJIHUORAOZUSUOCHANSHENGDEQIANGZAOSHENGSUOZHI。

07 PROM不能运转:

四川快乐12XIANJIANCHAPROMCHARUSHIFOULIANGHAO,RANHOUQUEDINGSHIFOUXUYAOGENGHUANXINPIAN

08 电源重新投入或复位后,动作停止:

ZHEIZHONGGUZHANGKERENWEISHIZAOSHENGGANRAOHUOPLCNEIBUJIECHUBULIANGSUOZHI。ZAOSHENGYUANYINYIBANDOUSHIDIANLUBANZHONGXIAODIANRONGRONGLIANGJIANXIAOHUOYUANJIANXINGNENGBULIANGSUOZHI,DUIJIECHUBULIANGYUANYINKETONGGUOQINGQINGQIAOPLCJITIJINXINGJIANCHA。HAIYAOJIANCHADIANLANHELIANJIEQIDECHARUZHUANGTAI。

09 变频器对PLC模拟量的干扰:

ZAIZIDONGHUAKONGZHIXITONGZHONG,BIANPINQIDESHIYONGYUELAIYUEGUANGFAN,BIANPINQIDUIPLCMONILIANGGANRAOWENTIYETUXIANCHULAI。XIAMIANJUYIGEBIANPINQIDUIPLCMONILIANGGANRAODELIZIYIJIYONGXINHAOGELIMOKUAIKEFUCILEIGANRAODEJIEJUEBANFA。

四川快乐12XIANXIANGSHUOMING:XIMENZIPLCZHONGAODIANFACHUYILU4-20mADIANLIUKONGZHIXINHAO,SHUCHUZHIXIMENZIBIANPINQI,WUFAKONGZHIBIANPINQIQIDONG。

故障查找:

四川快乐121,YISIMONILIANGSHUCHUBANKAWENTI,YONGWANYONGBIAOCELIANG4-20mASHUCHUXINHAO,XINHAOSHIZHENGCHANGDE!

2,KAISHIHUAIYISHIBIANPINQIKONGZHIXINHAOSHURUDUANYOULEWENTI,HUANLEYITAITONGXINGHAOBIANPINQI,WENTIRENGRANRUCI。

3,YONGYITAISHOUCHISHIXINHAOFASHEQIZUO4-20mASHUCHUXINHAOYUAN,SHUCHUBIAOZHUNDIANLIUXINHAOZHIBIANPINQI,ZHEIXIABIANPINQIQIDONGLE,YINERWOMENPAICHULEMONILIANGSHUCHUBANKAHEBIANPINQIDEGUZHANG。

4,YOUCITUICESHIBIANPINQIDEGANRAOXINHAOCHUANDAOZHIMONILIANGTONGDAOSUOZHI。

四川快乐125,WEILEYANZHENG,ZAIPLCMONILIANG4-20mASHUCHUTONGDAOZHONGJIAZHUANGLEYITAIXINHAOGELIMOKUAITA3012,TA3012DESHURUDUANZI5、6JIEMONILIANGSHUCHUMOKUAI,SHUCHUDUANZI1、2DUANZIJIEBIANPINQI,3、4DUANZIJIEWAIBU24VDCGONGDIANDIANYUAN,BIANPINQIZHENGCHANGQIDONGLE。

6,JUCIDUANDING,WENTIDEGENYUANZAIYUBIANPINQIGANRAOMONILIANGTONGDAOSUOZHI。

XIANGXINBUSHAOZIKONGGONGCHENGSHIZAIDIAOSHIXITONGDESHIHOUDOUCENGJINGYUDAOBIANPINQIDUIPLCMONILIANGGANRAODEWENTI,YINCI,BIZHEZAICIFENXIANGYIXIAZIJIDEXITONGDIAOSHIXINDE。

在PLC和变频器同时使用的自控系统中,应该着重注意一下事项:

四川快乐121、PLCGONGDIANDIANYUANYUDONGLIXITONGDIANYUAN(BIANPINQIDIANYUAN)FENBIEPEIZHI,QIEPLCDEGONGDIANYINGGAIXUANZEGELIBIANYAQI;

2、DONGLIXIANJINLIANGYUXINHAOXIANFENKAI,XINHAOXIANYAOZUOPINGBI;

3、WULUNSHIMONIXINHAOSHURUHAISHIMONIXINHAOSHUCHU,MONILIANGTONGDAOYILVSHIYONGXINHAOGELIMOKUAI;

4、PLCCHENGXULIZUORUANJIANLVBOSHEJI;

5、XINHAODIYUDONGLIDIFENKAISHEJI。

四川快乐12ZUOHAOYISHANGWUDIAN,BIANPINQIDUIPLCMONILIANGGANRAODEWENTI,JIKEYINGRENERJIE。



 
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