

è?×???±???o??11???éè±?à?ó?ר???a·??ú??±?àà???????1???ú?èá÷á?oí?1á|????ì??????D????רó?±????÷?ù?÷??3?·?à?ó?±????÷??ò?í?èy?áò?í?°?1|?ü????2?2éó?°o1ó??PLC?í?éò?×???????±?×é????DDó?í?3?ì¨êy?????ò?ú??PID1|?üó??ò???a·???ר??'|àío??11?????????°????éò?·?±???ó???'??1á|±íá?ó???í???íê3é1????1á|??±??·???????ú1üí?á÷á?±???ê±'????è?¨1????1á|oí?ú?????ü?????????a?í?§?úê?3é±?????óD???????-??D?oíê?ó?D???ò???±???o??11???ì???: 1?? o??11????ü×???24D?ê±??3?o??¨?1á|??2??ù?Y?1á|D?o?×???????±?ó?±????T???÷???1á|??1????êá?o???ó?'?í31???±è????2??á?ì3é1üí???á??°??áúí·12?????ó?? 2?? ??????????éù???ú??±???3??÷???ó3¤á????ú?°??±???ê1ó?êù?ü??±ü?aá?'?í31????D????'????ó?? 3?? 2éó?±???o??11???±??¤1|?ü??è?????DD?é??????óD?·?1??1y?1??1yá÷??1yèè?è±??¤1|?ü?? 4?? ??í3?????éê???è?×????¨ê±1???,31?×ê????Tè???ê?×???1???.??????í3??óD1ê??±¨??oí??ê?1|?ü,2??é??DD1¤±???×a??,ó|?±1????? 5?? ??í3?ù?Yó??§ó???á???±???à'?÷?ú??±?×a?ù??ê1??±?ê???1¤×÷?ú??D§?????±??í3á?á÷á?ê±,?ú×é??è?DY??×'ì?,??±?í??1??á÷á????óoó2???DD1¤×÷,?ú??D§1??÷????±èo??ù??±??é?ú??23%-55%?? 6?? ±???o??11???éè±?2?éè??????3????è??éù?¨?t?????ì????ó???·tá????'?t'???è??????12¨??'ó????±???????·±oí?¨?ì???tò?'?D?í?×ê'ó??ê?1¤?ü?ú3¤??·?ó????èè±???? 7?? ??ì×éè±???Dèò?×é????1?oí??±??ú×é??°2×°·?3?·?±??????????yéù?? 8?? ±?éè±?2éó?è?×?????????2ù×÷è??±??Dè×a??????1??a1????í?éò?ê???ó??§?ùDè1¤????2ù×÷?ò?????t??1¤×÷?-àí: ±???o??11?????í32éó?ò??????÷éè?¨?1á|?¨ò2?é2éó???°??ú2?éè?¨?1á|????2éó?ò????1á|'??D?÷?¨·'à??a4~20mA???ì2a1üí??D?1á|???1á|'??D?÷??D?o??íè?±????÷PID???·??PID???·'|àí??oó???í3?ò?????á????ó?ò??éùD?o????????í'?×a?ù??è??úò??¨?óê±ê±???ú???1á|?1ê?2?×??ò1y'ó???òí¨1y±????÷×÷1¤??/±????D???e??áíò?ì¨??±???ê1ê??ê1üí??1á|ó?éè?¨?1á|?àò???????×?ó???á?????éù??±????÷×?????éùê?3????ê?ò?D3y??±???'???á??ú?ü????????èy??êêó?·??§: 2éó?±???o??11???????óD??D§?ú?ü???1á|?è?¨????DD?é????2ù×÷?ò????°2×°·?±???????éù????ò??í???T??è???í?×êéù??D§ò????èó?????1?·oó|ó?óú?o 1?? ?ó??????×???????'??ò?????Déú??1?????í3?? 2?? ?÷??ààDí?D?????÷???-?·±???à?è'??1?ó|??í3?? 3?? ??2??¨?t??±?1Y??·1?ê?èéú??1?????í3?? 4?? ×?o?êD3???D'×?????éì????éú??1?????í3?? 5?? ??2??¨?tèè??1???oíèè??2é????í3ó???·à??????í3?? 6?? 1¤?ó?óò???éú2ú??éú??1?????o??1á÷á?1???1¤ò?á÷3ì?è?? 7?? ?÷àà×?à'??3§ó???'ú??ò?1à?è?? 8?? ?÷àào??11?óí??o??11?????o??11?·??èo??1á÷á?????????í3
 |