Based on standard Sinotimer MC-101 manuals found on Amazon and Scribd : : Press the SET button briefly.
This usually indicates a sensor error. Check your wiring or ensure the sensor type in the settings matches the physical sensor connected.
Understanding the hardware is the first step to a successful installation.
Congratulations on purchasing the Sinotimer MC101, a digital timer designed to make your life easier! This manual will guide you through the simple and intuitive operation of your new timer.
Always disconnect power before wiring to avoid the risk of fire or electrocution. For further technical details, you can view the Sinotimer MC-101 Series Manual or explore professional discussions on the PLC Community Reddit or configuring a specific sensor type
For models, use the internal relay contacts to switch your load.