发表于:2005/6/24 16:47:00
#0楼
s7-200中,TON计时器在开关由通变关时,计时器复位,当前值清0,有无办法在清0前获取其当前值?
TONR计时器不清0,有办法获取其当前值吗?
TONR计时器不清0,有办法获取其当前值吗?