<!-- .at_5{FONT-SIZE: 9pt} .at_2{MARGIN-TOP: -16px; MARGIN-BOTTOM: 0px} .at_0{MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; MARGIN-LEFT: 10px} .at_6{MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%} .at_1{MARGIN-TOP: -10px; MARGIN-BOTTOM: 0px} .at_3{FONT-WEIGHT: 700; FONT-SIZE: 9pt} .at_4{MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px} -->QQDAQ-7052开关量输入通道: 86路完全隔离通道2路共地通道开关量输入电平逻辑电平0:最大+1V逻辑电平1: +3V ~ +30VD/I用于计数器通道通道8输入频率: 100Hz16-bit : 0~65535特点隔离电压: 5000Vrms输入阻抗: 3KΩ, 0.5W功率功耗: 0.7W