It is programmable using the four buttons onboard, to set up to 18 customized modes, including automatically repeating a set time cycle.
The 18 modes include: close or disconnect upon a certain set time; cycle mode 1 and 2 (cycle time 0 second to 270 hours); self-lock relay mode; trigger relay mode; limited cycle mode 1 and 2. It can be adjusted between a delay time of 0.01 second ~ 99 days 23 hours.
1) Auto protection against faulty wiring: will not damage due to wrong connection of polarity;
2) Function increased from 8 kinds to 18 kinds.
3) Minimum time setting enhanced from 1 second to 0.1 second.