The TM630S is typically wired in series with the load (the device you want to control). sinotimer tm630s manual

The manual smelled faintly of ozone and old paper. Mr. Alvarez opened it at random and read the first line aloud, as if invoking permission. The TM630S, the page said, was precise to the second, designed for industrial environments, built to be reset and kept alive. That felt like a promise. He tucked the manual into his pocket and wheeled the failing power strip under the workbench, thinking of the conveyor press as if it might be alive somewhere, waiting. The Sinotimer TM630S Go to product viewer dialog

Common program types

• Single event (one on/off pair per day).
• Repeating daily event.
• Weekly pattern (different schedules per weekday/weekend).
• Holiday/exception days (if supported): disable programs on specific dates.