... red LED display, from right to left as the first, second, third, fourth and fifth. 2.By ... state of delay, the screen displays" - ", the first flash, this screen for the controller, the internal relay ... the current flash bit left one, the first one → Page 2 → Page 2 → Page 4 → Page 1 cycle, but also can "to ... )" key to enter the screen displays " ", the first one blink, this screen is set for the preset ...