... bit micro-computer control, 1~2 group(s) relay output. 3 Panel-mount 4 Different timing mode ... 8 bit micro-computer control, 1~2 group(s) relay output. 2. Multiple timing unit optional, including 0. ... pickup and One group of relay pick-up;(Please selectOne group of relay pick-up;Fixed when leave ... factory)Two groups of Simultaneous relay pick-upTiming unit optional0.01s, 0.1s, 1s ...