1)左右定义面对三辊闸出售，三辊闸出售闸杆顺时针转动即左边，三辊闸出售闸杆逆时针转动为右边;

　　2)JIEXIANPAIDELIANJIEANJIEXIANPAIDEBIAOSHIJIEHAODIANYUANHEKAIZHAXINHAO;

刘伯温精选六资料大全 　　3)SANGUNZHACHUSHOUSHURUJIEKOU+12VDIANPINGXINHAOHUOMAIKUAN>100msDEDC12VMAICHONGXINHAO，QUDONGDIANLIU>10mAHUOGANJIEDIANXINHAOHUORS485XINHAO;

刘伯温精选六资料大全 　　SANGUNZHACHUSHOUKAIZHAXINHAOYOU3ZHONGJIEFA

　　A、三辊闸厂家提醒：出售干接点信号VDD为公共端，OPE-L和OPE-R分别和VDD短接就分别为左开和右开信号;

刘伯温精选六资料大全 　　B、+12VDIANPINGXINHAOHUODC12VMAICHONGXINHAOGNDWEIGONGGONGDUAN，OPE-LHEOPE-RFENBIEHEGNDXINGCHENGGAO、DIDIANPINGHUILUJIUFENBIEWEIZUOKAIHEYOUKAIXINHAO(ZHUYIGAODIANPINGJIEOPE-LHUOOPE-R);

刘伯温精选六资料大全 　　C、RS485XINHAOTA、TBFENBIEWEIA+、B-，GNDWEIGONGGONGDI。