MS562 is a countdown timer that can be set from 0-99 second. It can be set auto closed relay or auto open relay when 12V DC apply.
K 2 and K3 – Set timer:
Press K2 once to select setting by second or minute.
Press K3 to change seting time.
In case you want to change the relay's output format, Press down K1 for 3 second, you will see P--1. This is a default setting, which when timer is on for few seconds( it depends on your setting) and Relay will be closed as shown on above image
You can also set timer Power off when it is set on P--2. The timer can also be set on cycles on and off itself when it is set P--3