Sinotimer Tm630s Manual Jun 2026

Cancels or recalls a program setting. (Small recessed button restarts the CPU). Wiring and Installation Guide

: Hold the Clock button and press D+ until the correct day of the week is displayed.

Press the button again. The screen will display 1 OFF . Repeat the process using D+ , H+ , M+ , and S+ to set the exact time you want the appliance to turn off. Step 5: Save and Exit

Note: If you make a mistake or want to delete a specific program line, navigate to that line using the button and press C/R to clear it. 6. Understanding the Manual/Auto Modes sinotimer tm630s manual

Press the MANUAL button until the screen displays AUTO . Re-enter your programming menu via the P button and double-check that both the ON and OFF screens share the exact same days of the week. If you want to customize your timer setup further, tell me: What appliance or machine are you connecting to the timer?

Does your mention "Cycle" mode? Look for a small switch near the battery. If your model supports it, you can set the timer to turn ON for X seconds and OFF for Y seconds endlessly. This is rare on the base TM630S but common on the TM630S-2.

is a heavy-duty, weekly programmable digital timer designed to automate electrical equipment by switching power on and off at preset intervals. Capable of handling loads up to , it is commonly used for streetlights, water heaters, air conditioners, and agricultural equipment. Key Technical Specifications Cancels or recalls a program setting

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| Problem | Most Likely Cause | Solution | | :--- | :--- | :--- | | | Power failure or dead backup battery | Check mains power. Replace internal battery (1.2V Ni-MH). | | Timer does not turn ON | Mode is set to "Off" (Manual override) | Press Manual/Auto until "Auto" is on screen. | | Timer turns ON/OFF at wrong times | AM/PM confusion or wrong day set | Re-enter clock setting mode. Verify "AM/PM" status. | | Relay clicks but no output power | Inductive load welded the contacts | Load exceeds 16A inductive. Replace relay or reduce load. | | Unit resets every Wednesday | Internal battery voltage is too low (<1.0V) | Replace the Ni-MH battery (soldering may be required). | | Cannot enter programming mode | Keyboard lock is active (rare) | Press and hold Clock + Prog for 10 seconds to unlock. |

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The is a heavy-duty, digital programmable timer switch highly rated for its versatility in both household and industrial automation. It is primarily praised for its 30A high-load capacity (up to 5000 Watts), making it suitable for demanding appliances like water heaters and air conditioners. Key Features & Performance

Repeat steps 1–4 for additional programs ( 2 ON , 2 OFF , etc.). When finished, press the button to save your settings and return to the home screen.